# KOOTENAY REPORTS DRILL RESULTS FROM LUPE VEIN AS 60,000-METER COLUMBA PROGRAM ADVANCES Canonical Atlas analysis: https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448 Original source: https://www.newswire.ca/news-releases/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-advances-870485528.html Publisher: cnw Original announcement: 2026-09-22T12:45:41.729Z Analysis by Minestarters Atlas Atlas analysis published: 2026-09-22T12:52:50.180Z Atlas analysis updated: 2026-09-22T12:52:50.180Z - Company: Kootenay Silver Inc. - Ticker: KTN - Exchange: Unavailable - Region: Chihuahua, Mexico - Primary commodity: Silver - Secondary commodities: Lead, Zinc - Document categories: Drill results - Extracted: 2026-09-22 12:52:51 UTC Narrative sentiment: 0.90 · Bullish ## Minestarters Atlas summary Kootenay Silver Inc. reported high-grade drill results from its Columba High-Grade Silver Project in Chihuahua, Mexico, focusing on the Lupe Vein and nearby D, G, and B2 vein systems. The expansion drilling program returned multiple exceptional silver intercepts, including 4,040 gpt silver over 0.3 meters and 1,520 gpt silver over 0.55 meters, extending the Lupe Vein system to 520 meters of strike and 450 meters of vertical extent, which remains open for further expansion. The company has completed over 30,000 meters of its 60,000-meter drill program, with results from 51 holes now reported. Reasoning: The drill results from the Lupe Vein system and other nearby veins at Columba show numerous high-grade to bonanza-grade silver intercepts, including a new highest silver grade of 4,040 gpt, and extend the known mineralization, indicating significant resource potential. The program successfully expanded the Lupe Vein system and identified new mineralized zones. - Positive factor: Bonanza Intercept - Positive factor: True Width Disclosed - Positive factor: Step-Out Extension - Positive factor: QA/QC Disclosed - Positive factor: Exceptional Silver Grades - Positive factor: Significant Intercept Widths - Positive factor: Extension of Vein System - Positive factor: Discovery of New Veins - Negative factor: Cut-off Undisclosed Facts used in scoring: 213 ## Classification and evidence No classification tags are available. ## Extracted facts Stored fact records: 213. Some facts used in scoring do not have a stored record. ## Drill Results (213) ### CDH-26-254 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-0) Columba High-Grade · silver #### Identity - Hole ID: CDH-26-254 - Project: Columba High-Grade - Commodity: silver - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 94 - Grade Unit: g/t - Intercept: 84.45 m - True Width: 57.43 m - From: 392.55 m - To: 477 m - Intercept Depth: 392.55 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-254:392.55-477 - Mining Method: underground #### Location - Location: Lupe Vein System - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: A broad intercept of 84.45 meters at 94 gpt silver, with a true width of 57.43 meters, indicates significant mineralization within the Lupe Vein system, contributing to its expansion. - Positive factor: Strong Silver Grade - Positive factor: Significant Intercept Width - Positive factor: True Width Disclosed - Positive factor: Extension of Vein System - Negative factor: Cut-off Undisclosed Evidence · table > 94 Context: 84.45 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 57.43 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-254 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-1) Columba High-Grade · lead #### Identity - Hole ID: CDH-26-254 - Project: Columba High-Grade - Commodity: lead - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0.1 - Grade Unit: % - Intercept: 84.45 m - True Width: 57.43 m - From: 392.55 m - To: 477 m - Intercept Depth: 392.55 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-254:392.55-477 - Mining Method: underground #### Location - Location: Lupe Vein System - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: The lead grade of 0.1% over a broad interval is weak but contributes to the polymetallic nature of the mineralization. - Positive factor: Significant Intercept Width - Positive factor: True Width Disclosed - Negative factor: Weak Lead Grade - Negative factor: Cut-off Undisclosed Evidence · table > 0.1 Context: 84.45 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 57.43 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-254 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-2) Columba High-Grade · zinc #### Identity - Hole ID: CDH-26-254 - Project: Columba High-Grade - Commodity: zinc - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0.2 - Grade Unit: % - Intercept: 84.45 m - True Width: 57.43 m - From: 392.55 m - To: 477 m - Intercept Depth: 392.55 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-254:392.55-477 - Mining Method: underground #### Location - Location: Lupe Vein System - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: The zinc grade of 0.2% over a broad interval is weak but indicates the polymetallic nature of the system. - Positive factor: Significant Intercept Width - Positive factor: True Width Disclosed - Negative factor: Weak Zinc Grade - Negative factor: Cut-off Undisclosed Evidence · table > 0.2 Context: 84.45 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 57.43 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-254 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-3) Columba High-Grade · silver #### Identity - Hole ID: CDH-26-254 - Project: Columba High-Grade - Commodity: silver - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 755 - Grade Unit: g/t - Intercept: 1.8 m - True Width: 1.22 m - From: 415 m - To: 416.8 m - Intercept Depth: 415 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-254:415-416.8 - Mining Method: underground #### Location - Location: Lupe Vein System - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: A high-grade sub-interval of 755 gpt silver over 1.8 meters, with a true width of 1.22 meters, represents a bonanza intercept within the broader mineralized zone. - Positive factor: Bonanza Intercept - Positive factor: Exceptional Silver Grade - Positive factor: True Width Disclosed - Negative factor: Cut-off Undisclosed Evidence · table > 755 Context: 1.80 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 1.22 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-254 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-4) Columba High-Grade · lead #### Identity - Hole ID: CDH-26-254 - Project: Columba High-Grade - Commodity: lead - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0.1 - Grade Unit: % - Intercept: 1.8 m - True Width: 1.22 m - From: 415 m - To: 416.8 m - Intercept Depth: 415 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-254:415-416.8 - Mining Method: underground #### Location - Location: Lupe Vein System - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: The lead grade of 0.1% in this sub-interval is weak but contributes to the polymetallic nature of the mineralization. - Positive factor: True Width Disclosed - Negative factor: Weak Lead Grade - Negative factor: Cut-off Undisclosed Evidence · table > 0.1 Context: 1.80 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 1.22 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-254 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-5) Columba High-Grade · zinc #### Identity - Hole ID: CDH-26-254 - Project: Columba High-Grade - Commodity: zinc - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0.8 - Grade Unit: % - Intercept: 1.8 m - True Width: 1.22 m - From: 415 m - To: 416.8 m - Intercept Depth: 415 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-254:415-416.8 - Mining Method: underground #### Location - Location: Lupe Vein System - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: The zinc grade of 0.8% in this sub-interval is moderate and adds to the polymetallic value. - Positive factor: Moderate Zinc Grade - Positive factor: True Width Disclosed - Negative factor: Cut-off Undisclosed Evidence · table > 0.8 Context: 1.80 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 1.22 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-254 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-6) Columba High-Grade · silver #### Identity - Hole ID: CDH-26-254 - Project: Columba High-Grade - Commodity: silver - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 1165 - Grade Unit: g/t - Intercept: 0.83 m - True Width: 0.56 m - From: 415.97 m - To: 416.8 m - Intercept Depth: 415.97 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-254:415.97-416.8 - Mining Method: underground #### Location - Location: Lupe Vein System - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: An exceptional silver grade of 1,165 gpt over 0.83 meters, with a true width of 0.56 meters, represents a bonanza intercept, significantly contributing to the overall high-grade nature of the system. - Positive factor: Bonanza Intercept - Positive factor: Exceptional Silver Grade - Positive factor: True Width Disclosed - Negative factor: Narrow Intercept Width - Negative factor: Cut-off Undisclosed Evidence · table > 1,165 Context: 0.83 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 0.56 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-254 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-7) Columba High-Grade · lead #### Identity - Hole ID: CDH-26-254 - Project: Columba High-Grade - Commodity: lead - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0.2 - Grade Unit: % - Intercept: 0.83 m - True Width: 0.56 m - From: 415.97 m - To: 416.8 m - Intercept Depth: 415.97 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-254:415.97-416.8 - Mining Method: underground #### Location - Location: Lupe Vein System - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: The lead grade of 0.2% in this narrow sub-interval is weak but indicates the polymetallic nature of the mineralization. - Positive factor: True Width Disclosed - Negative factor: Weak Lead Grade - Negative factor: Cut-off Undisclosed Evidence · table > 0.2 Context: 0.83 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 0.56 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-254 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-8) Columba High-Grade · zinc #### Identity - Hole ID: CDH-26-254 - Project: Columba High-Grade - Commodity: zinc - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 1.3 - Grade Unit: % - Intercept: 0.83 m - True Width: 0.56 m - From: 415.97 m - To: 416.8 m - Intercept Depth: 415.97 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-254:415.97-416.8 - Mining Method: underground #### Location - Location: Lupe Vein System - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: The zinc grade of 1.3% in this narrow sub-interval is weak but contributes to the polymetallic nature of the mineralization. - Positive factor: Weak Zinc Grade - Positive factor: True Width Disclosed - Negative factor: Cut-off Undisclosed Evidence · table > 1.3 Context: 0.83 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 0.56 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-254 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-9) Columba High-Grade · silver #### Identity - Hole ID: CDH-26-254 - Project: Columba High-Grade - Commodity: silver - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 166 - Grade Unit: g/t - Intercept: 8.5 m - True Width: 5.78 m - From: 467 m - To: 475.5 m - Intercept Depth: 467 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-254:467-475.5 - Mining Method: underground #### Location - Location: Lupe Vein System - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: A moderate silver grade of 166 gpt over 8.5 meters, with a true width of 5.78 meters, indicates continued mineralization within the Lupe Vein system. - Positive factor: Moderate Silver Grade - Positive factor: Significant Intercept Width - Positive factor: True Width Disclosed - Negative factor: Cut-off Undisclosed Evidence · table > 166 Context: 8.50 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 5.78 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-254 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-10) Columba High-Grade · lead #### Identity - Hole ID: CDH-26-254 - Project: Columba High-Grade - Commodity: lead - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0 - Grade Unit: % - Intercept: 8.5 m - True Width: 5.78 m - From: 467 m - To: 475.5 m - Intercept Depth: 467 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-254:467-475.5 - Mining Method: underground #### Location - Location: Lupe Vein System - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: The lead grade of 0.0% in this interval is weak, indicating minimal lead mineralization. - Positive factor: Significant Intercept Width - Positive factor: True Width Disclosed - Negative factor: Weak Lead Grade - Negative factor: Cut-off Undisclosed Evidence · table > 0.0 Context: 8.50 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 5.78 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-254 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-11) Columba High-Grade · zinc #### Identity - Hole ID: CDH-26-254 - Project: Columba High-Grade - Commodity: zinc - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0.2 - Grade Unit: % - Intercept: 8.5 m - True Width: 5.78 m - From: 467 m - To: 475.5 m - Intercept Depth: 467 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-254:467-475.5 - Mining Method: underground #### Location - Location: Lupe Vein System - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: The zinc grade of 0.2% in this interval is weak, indicating minor zinc mineralization. - Positive factor: Significant Intercept Width - Positive factor: True Width Disclosed - Negative factor: Weak Zinc Grade - Negative factor: Cut-off Undisclosed Evidence · table > 0.2 Context: 8.50 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 5.78 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-254 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-12) Columba High-Grade · silver #### Identity - Hole ID: CDH-26-254 - Project: Columba High-Grade - Commodity: silver - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 28 - Grade Unit: g/t - Intercept: 24 m - True Width: 16.32 m - From: 656 m - To: 680 m - Intercept Depth: 656 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-254:656-680 - Mining Method: underground #### Location - Location: D Vein System - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: A weak silver grade of 28 gpt over 24 meters, with a true width of 16.32 meters, indicates some mineralization in the D Vein system, but below typical economic thresholds for silver. - Positive factor: Significant Intercept Width - Positive factor: True Width Disclosed - Negative factor: Weak Silver Grade - Negative factor: Cut-off Undisclosed Evidence · table > 28 Context: 24.00 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 16.32 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-254 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-13) Columba High-Grade · lead #### Identity - Hole ID: CDH-26-254 - Project: Columba High-Grade - Commodity: lead - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0.5 - Grade Unit: % - Intercept: 24 m - True Width: 16.32 m - From: 656 m - To: 680 m - Intercept Depth: 656 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-254:656-680 - Mining Method: underground #### Location - Location: D Vein System - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: A moderate lead grade of 0.5% over 24 meters, with a true width of 16.32 meters, adds to the polymetallic potential of the D Vein system. - Positive factor: Moderate Lead Grade - Positive factor: Significant Intercept Width - Positive factor: True Width Disclosed - Negative factor: Cut-off Undisclosed Evidence · table > 0.5 Context: 24.00 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 16.32 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-254 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-14) Columba High-Grade · zinc #### Identity - Hole ID: CDH-26-254 - Project: Columba High-Grade - Commodity: zinc - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0.7 - Grade Unit: % - Intercept: 24 m - True Width: 16.32 m - From: 656 m - To: 680 m - Intercept Depth: 656 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-254:656-680 - Mining Method: underground #### Location - Location: D Vein System - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: A moderate zinc grade of 0.7% over 24 meters, with a true width of 16.32 meters, contributes to the polymetallic potential of the D Vein system. - Positive factor: Moderate Zinc Grade - Positive factor: Significant Intercept Width - Positive factor: True Width Disclosed - Negative factor: Cut-off Undisclosed Evidence · table > 0.7 Context: 24.00 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 16.32 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-255 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-15) Columba High-Grade · silver #### Identity - Hole ID: CDH-26-255 - Project: Columba High-Grade - Commodity: silver - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 261 - Grade Unit: g/t - Intercept: 23.63 m - True Width: 8.51 m - From: 296.15 m - To: 319.78 m - Intercept Depth: 296.15 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-255:296.15-319.78 - Mining Method: underground #### Location - Location: D Vein System - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: A strong silver grade of 261 gpt over 23.63 meters, with a true width of 8.51 meters, indicates significant mineralization in the D Vein system. - Positive factor: Strong Silver Grade - Positive factor: Significant Intercept Width - Positive factor: True Width Disclosed - Negative factor: Cut-off Undisclosed Evidence · table > 261 Context: 23.63 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 8.51 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-255 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-16) Columba High-Grade · lead #### Identity - Hole ID: CDH-26-255 - Project: Columba High-Grade - Commodity: lead - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0.1 - Grade Unit: % - Intercept: 23.63 m - True Width: 8.51 m - From: 296.15 m - To: 319.78 m - Intercept Depth: 296.15 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-255:296.15-319.78 - Mining Method: underground #### Location - Location: D Vein System - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: The lead grade of 0.1% over a significant width is weak but contributes to the polymetallic nature of the D Vein system. - Positive factor: Significant Intercept Width - Positive factor: True Width Disclosed - Negative factor: Weak Lead Grade - Negative factor: Cut-off Undisclosed Evidence · table > 0.1 Context: 23.63 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 8.51 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-255 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-17) Columba High-Grade · zinc #### Identity - Hole ID: CDH-26-255 - Project: Columba High-Grade - Commodity: zinc - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0.3 - Grade Unit: % - Intercept: 23.63 m - True Width: 8.51 m - From: 296.15 m - To: 319.78 m - Intercept Depth: 296.15 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-255:296.15-319.78 - Mining Method: underground #### Location - Location: D Vein System - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: The zinc grade of 0.3% over a significant width is weak but indicates the polymetallic nature of the D Vein system. - Positive factor: Significant Intercept Width - Positive factor: True Width Disclosed - Negative factor: Weak Zinc Grade - Negative factor: Cut-off Undisclosed Evidence · table > 0.3 Context: 23.63 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 8.51 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-255 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-18) Columba High-Grade · silver #### Identity - Hole ID: CDH-26-255 - Project: Columba High-Grade - Commodity: silver - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 393 - Grade Unit: g/t - Intercept: 13.78 m - True Width: 4.96 m - From: 306 m - To: 319.78 m - Intercept Depth: 306 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-255:306-319.78 - Mining Method: underground #### Location - Location: D Vein System - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: A strong silver grade of 393 gpt over 13.78 meters, with a true width of 4.96 meters, represents a significant high-grade sub-interval within the D Vein system. - Positive factor: Strong Silver Grade - Positive factor: Significant Intercept Width - Positive factor: True Width Disclosed - Negative factor: Cut-off Undisclosed Evidence · table > 393 Context: 13.78 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 4.96 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-255 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-19) Columba High-Grade · lead #### Identity - Hole ID: CDH-26-255 - Project: Columba High-Grade - Commodity: lead - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0.2 - Grade Unit: % - Intercept: 13.78 m - True Width: 4.96 m - From: 306 m - To: 319.78 m - Intercept Depth: 306 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-255:306-319.78 - Mining Method: underground #### Location - Location: D Vein System - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: The lead grade of 0.2% in this sub-interval is weak but contributes to the polymetallic nature of the mineralization. - Positive factor: Significant Intercept Width - Positive factor: True Width Disclosed - Negative factor: Weak Lead Grade - Negative factor: Cut-off Undisclosed Evidence · table > 0.2 Context: 13.78 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 4.96 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-255 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-20) Columba High-Grade · zinc #### Identity - Hole ID: CDH-26-255 - Project: Columba High-Grade - Commodity: zinc - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0.5 - Grade Unit: % - Intercept: 13.78 m - True Width: 4.96 m - From: 306 m - To: 319.78 m - Intercept Depth: 306 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-255:306-319.78 - Mining Method: underground #### Location - Location: D Vein System - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: The zinc grade of 0.5% in this sub-interval is moderate and adds to the polymetallic value. - Positive factor: Moderate Zinc Grade - Positive factor: Significant Intercept Width - Positive factor: True Width Disclosed - Negative factor: Cut-off Undisclosed Evidence · table > 0.5 Context: 13.78 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 4.96 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-255 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-21) Columba High-Grade · silver #### Identity - Hole ID: CDH-26-255 - Project: Columba High-Grade - Commodity: silver - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 401 - Grade Unit: g/t - Intercept: 8.2 m - True Width: 2.95 m - From: 307.5 m - To: 315.7 m - Intercept Depth: 307.5 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-255:307.5-315.7 - Mining Method: underground #### Location - Location: D Vein System - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: A strong silver grade of 401 gpt over 8.2 meters, with a true width of 2.95 meters, represents a significant high-grade sub-interval within the D Vein system. - Positive factor: Strong Silver Grade - Positive factor: Significant Intercept Width - Positive factor: True Width Disclosed - Negative factor: Cut-off Undisclosed Evidence · table > 401 Context: 8.20 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 2.95 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-255 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-22) Columba High-Grade · lead #### Identity - Hole ID: CDH-26-255 - Project: Columba High-Grade - Commodity: lead - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0.3 - Grade Unit: % - Intercept: 8.2 m - True Width: 2.95 m - From: 307.5 m - To: 315.7 m - Intercept Depth: 307.5 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-255:307.5-315.7 - Mining Method: underground #### Location - Location: D Vein System - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: The lead grade of 0.3% in this sub-interval is weak but contributes to the polymetallic nature of the mineralization. - Positive factor: Significant Intercept Width - Positive factor: True Width Disclosed - Negative factor: Weak Lead Grade - Negative factor: Cut-off Undisclosed Evidence · table > 0.3 Context: 8.20 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 2.95 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-255 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-23) Columba High-Grade · zinc #### Identity - Hole ID: CDH-26-255 - Project: Columba High-Grade - Commodity: zinc - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0.6 - Grade Unit: % - Intercept: 8.2 m - True Width: 2.95 m - From: 307.5 m - To: 315.7 m - Intercept Depth: 307.5 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-255:307.5-315.7 - Mining Method: underground #### Location - Location: D Vein System - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: The zinc grade of 0.6% in this sub-interval is moderate and adds to the polymetallic value. - Positive factor: Moderate Zinc Grade - Positive factor: Significant Intercept Width - Positive factor: True Width Disclosed - Negative factor: Cut-off Undisclosed Evidence · table > 0.6 Context: 8.20 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 2.95 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-255 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-24) Columba High-Grade · silver #### Identity - Hole ID: CDH-26-255 - Project: Columba High-Grade - Commodity: silver - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 770 - Grade Unit: g/t - Intercept: 1.62 m - True Width: 0.58 m - From: 314.08 m - To: 315.7 m - Intercept Depth: 314.08 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-255:314.08-315.7 - Mining Method: underground #### Location - Location: D Vein System - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: An exceptional silver grade of 770 gpt over 1.62 meters, with a true width of 0.58 meters, represents a bonanza intercept within the D Vein system. - Positive factor: Bonanza Intercept - Positive factor: Exceptional Silver Grade - Positive factor: True Width Disclosed - Negative factor: Narrow Intercept Width - Negative factor: Cut-off Undisclosed Evidence · table > 770 Context: 1.62 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 0.58 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-255 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-25) Columba High-Grade · lead #### Identity - Hole ID: CDH-26-255 - Project: Columba High-Grade - Commodity: lead - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0.7 - Grade Unit: % - Intercept: 1.62 m - True Width: 0.58 m - From: 314.08 m - To: 315.7 m - Intercept Depth: 314.08 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-255:314.08-315.7 - Mining Method: underground #### Location - Location: D Vein System - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: The lead grade of 0.7% in this sub-interval is moderate and contributes to the polymetallic value. - Positive factor: Moderate Lead Grade - Positive factor: True Width Disclosed - Negative factor: Cut-off Undisclosed Evidence · table > 0.7 Context: 1.62 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 0.58 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-255 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-26) Columba High-Grade · zinc #### Identity - Hole ID: CDH-26-255 - Project: Columba High-Grade - Commodity: zinc - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0.7 - Grade Unit: % - Intercept: 1.62 m - True Width: 0.58 m - From: 314.08 m - To: 315.7 m - Intercept Depth: 314.08 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-255:314.08-315.7 - Mining Method: underground #### Location - Location: D Vein System - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: The zinc grade of 0.7% in this sub-interval is moderate and adds to the polymetallic value. - Positive factor: Moderate Zinc Grade - Positive factor: True Width Disclosed - Negative factor: Cut-off Undisclosed Evidence · table > 0.7 Context: 1.62 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 0.58 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-255 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-27) Columba High-Grade · silver #### Identity - Hole ID: CDH-26-255 - Project: Columba High-Grade - Commodity: silver - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 717 - Grade Unit: g/t - Intercept: 2.18 m - True Width: 0.78 m - From: 316.34 m - To: 318.52 m - Intercept Depth: 316.34 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-255:316.34-318.52 - Mining Method: underground #### Location - Location: D Vein System - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: An exceptional silver grade of 717 gpt over 2.18 meters, with a true width of 0.78 meters, represents a bonanza intercept within the D Vein system. - Positive factor: Bonanza Intercept - Positive factor: Exceptional Silver Grade - Positive factor: True Width Disclosed - Negative factor: Narrow Intercept Width - Negative factor: Cut-off Undisclosed Evidence · table > 717 Context: 2.18 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 0.78 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-255 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-28) Columba High-Grade · lead #### Identity - Hole ID: CDH-26-255 - Project: Columba High-Grade - Commodity: lead - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0.1 - Grade Unit: % - Intercept: 2.18 m - True Width: 0.78 m - From: 316.34 m - To: 318.52 m - Intercept Depth: 316.34 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-255:316.34-318.52 - Mining Method: underground #### Location - Location: D Vein System - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: The lead grade of 0.1% in this sub-interval is weak but contributes to the polymetallic nature of the mineralization. - Positive factor: True Width Disclosed - Negative factor: Weak Lead Grade - Negative factor: Cut-off Undisclosed Evidence · table > 0.1 Context: 2.18 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 0.78 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-255 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-29) Columba High-Grade · zinc #### Identity - Hole ID: CDH-26-255 - Project: Columba High-Grade - Commodity: zinc - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0.5 - Grade Unit: % - Intercept: 2.18 m - True Width: 0.78 m - From: 316.34 m - To: 318.52 m - Intercept Depth: 316.34 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-255:316.34-318.52 - Mining Method: underground #### Location - Location: D Vein System - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: The zinc grade of 0.5% in this sub-interval is moderate and adds to the polymetallic value. - Positive factor: Moderate Zinc Grade - Positive factor: True Width Disclosed - Negative factor: Cut-off Undisclosed Evidence · table > 0.5 Context: 2.18 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 0.78 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-255 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-30) Columba High-Grade · silver #### Identity - Hole ID: CDH-26-255 - Project: Columba High-Grade - Commodity: silver - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 1425 - Grade Unit: g/t - Intercept: 0.52 m - True Width: 0.19 m - From: 318 m - To: 318.52 m - Intercept Depth: 318 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-255:318-318.52 - Mining Method: underground #### Location - Location: D Vein System - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: An exceptional silver grade of 1,425 gpt over 0.52 meters, with a true width of 0.19 meters, represents a bonanza intercept within the D Vein system. - Positive factor: Bonanza Intercept - Positive factor: Exceptional Silver Grade - Positive factor: True Width Disclosed - Negative factor: Narrow Intercept Width - Negative factor: Cut-off Undisclosed Evidence · table > 1,425 Context: 0.52 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 0.19 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-255 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-31) Columba High-Grade · lead #### Identity - Hole ID: CDH-26-255 - Project: Columba High-Grade - Commodity: lead - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0.3 - Grade Unit: % - Intercept: 0.52 m - True Width: 0.19 m - From: 318 m - To: 318.52 m - Intercept Depth: 318 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-255:318-318.52 - Mining Method: underground #### Location - Location: D Vein System - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: The lead grade of 0.3% in this narrow sub-interval is weak but contributes to the polymetallic nature of the mineralization. - Positive factor: True Width Disclosed - Negative factor: Weak Lead Grade - Negative factor: Cut-off Undisclosed Evidence · table > 0.3 Context: 0.52 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 0.19 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-255 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-32) Columba High-Grade · zinc #### Identity - Hole ID: CDH-26-255 - Project: Columba High-Grade - Commodity: zinc - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0.8 - Grade Unit: % - Intercept: 0.52 m - True Width: 0.19 m - From: 318 m - To: 318.52 m - Intercept Depth: 318 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-255:318-318.52 - Mining Method: underground #### Location - Location: D Vein System - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: The zinc grade of 0.8% in this narrow sub-interval is moderate and adds to the polymetallic value. - Positive factor: Moderate Zinc Grade - Positive factor: True Width Disclosed - Negative factor: Cut-off Undisclosed Evidence · table > 0.8 Context: 0.52 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 0.19 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-256 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-33) Columba High-Grade · silver #### Identity - Hole ID: CDH-26-256 - Project: Columba High-Grade - Commodity: silver - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 168 - Grade Unit: g/t - Intercept: 14.61 m - True Width: 7.31 m - From: 101.19 m - To: 115.8 m - Intercept Depth: 101.19 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-256:101.19-115.8 - Mining Method: underground #### Location - Location: G Vein - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: A moderate silver grade of 168 gpt over 14.61 meters, with a true width of 7.31 meters, indicates mineralization in the lesser-known G Vein. - Positive factor: Moderate Silver Grade - Positive factor: Significant Intercept Width - Positive factor: True Width Disclosed - Negative factor: Cut-off Undisclosed Evidence · table > 168 Context: 14.61 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 7.31 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-256 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-34) Columba High-Grade · lead #### Identity - Hole ID: CDH-26-256 - Project: Columba High-Grade - Commodity: lead - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0 - Grade Unit: % - Intercept: 14.61 m - True Width: 7.31 m - From: 101.19 m - To: 115.8 m - Intercept Depth: 101.19 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-256:101.19-115.8 - Mining Method: underground #### Location - Location: G Vein - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: The lead grade of 0.0% in this interval is weak, indicating minimal lead mineralization. - Positive factor: Significant Intercept Width - Positive factor: True Width Disclosed - Negative factor: Weak Lead Grade - Negative factor: Cut-off Undisclosed Evidence · table > 0.0 Context: 14.61 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 7.31 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-256 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-35) Columba High-Grade · zinc #### Identity - Hole ID: CDH-26-256 - Project: Columba High-Grade - Commodity: zinc - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0 - Grade Unit: % - Intercept: 14.61 m - True Width: 7.31 m - From: 101.19 m - To: 115.8 m - Intercept Depth: 101.19 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-256:101.19-115.8 - Mining Method: underground #### Location - Location: G Vein - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: The zinc grade of 0.0% in this interval is weak, indicating minimal zinc mineralization. - Positive factor: Significant Intercept Width - Positive factor: True Width Disclosed - Negative factor: Weak Zinc Grade - Negative factor: Cut-off Undisclosed Evidence · table > 0.0 Context: 14.61 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 7.31 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-256 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-36) Columba High-Grade · silver #### Identity - Hole ID: CDH-26-256 - Project: Columba High-Grade - Commodity: silver - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 759 - Grade Unit: g/t - Intercept: 6.02 m - True Width: 3.01 m - From: 378.68 m - To: 384.7 m - Intercept Depth: 378.68 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-256:378.68-384.7 - Mining Method: underground #### Location - Location: Lupe Vein System - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: An exceptional silver grade of 759 gpt over 6.02 meters, with a true width of 3.01 meters, represents a bonanza intercept within the Lupe Vein system. - Positive factor: Bonanza Intercept - Positive factor: Exceptional Silver Grade - Positive factor: Significant Intercept Width - Positive factor: True Width Disclosed - Negative factor: Cut-off Undisclosed Evidence · table > 759 Context: 6.02 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 3.01 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-256 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-37) Columba High-Grade · lead #### Identity - Hole ID: CDH-26-256 - Project: Columba High-Grade - Commodity: lead - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0.6 - Grade Unit: % - Intercept: 6.02 m - True Width: 3.01 m - From: 378.68 m - To: 384.7 m - Intercept Depth: 378.68 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-256:378.68-384.7 - Mining Method: underground #### Location - Location: Lupe Vein System - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: A moderate lead grade of 0.6% over 6.02 meters, with a true width of 3.01 meters, adds to the polymetallic potential of the Lupe Vein system. - Positive factor: Moderate Lead Grade - Positive factor: Significant Intercept Width - Positive factor: True Width Disclosed - Negative factor: Cut-off Undisclosed Evidence · table > 0.6 Context: 6.02 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 3.01 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-256 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-38) Columba High-Grade · zinc #### Identity - Hole ID: CDH-26-256 - Project: Columba High-Grade - Commodity: zinc - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 1 - Grade Unit: % - Intercept: 6.02 m - True Width: 3.01 m - From: 378.68 m - To: 384.7 m - Intercept Depth: 378.68 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-256:378.68-384.7 - Mining Method: underground #### Location - Location: Lupe Vein System - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: A moderate zinc grade of 1.0% over 6.02 meters, with a true width of 3.01 meters, contributes to the polymetallic potential of the Lupe Vein system. - Positive factor: Moderate Zinc Grade - Positive factor: Significant Intercept Width - Positive factor: True Width Disclosed - Negative factor: Cut-off Undisclosed Evidence · table > 1.0 Context: 6.02 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 3.01 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-256 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-39) Columba High-Grade · silver #### Identity - Hole ID: CDH-26-256 - Project: Columba High-Grade - Commodity: silver - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 1184 - Grade Unit: g/t - Intercept: 2.92 m - True Width: 1.46 m - From: 378.68 m - To: 381.6 m - Intercept Depth: 378.68 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-256:378.68-381.6 - Mining Method: underground #### Location - Location: Lupe Vein - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: An exceptional silver grade of 1,184 gpt over 2.92 meters, with a true width of 1.46 meters, represents a bonanza intercept within the Lupe Vein. - Positive factor: Bonanza Intercept - Positive factor: Exceptional Silver Grade - Positive factor: True Width Disclosed - Negative factor: Cut-off Undisclosed Evidence · table > 1,184 Context: 2.92 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 1.46 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-256 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-40) Columba High-Grade · lead #### Identity - Hole ID: CDH-26-256 - Project: Columba High-Grade - Commodity: lead - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0.6 - Grade Unit: % - Intercept: 2.92 m - True Width: 1.46 m - From: 378.68 m - To: 381.6 m - Intercept Depth: 378.68 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-256:378.68-381.6 - Mining Method: underground #### Location - Location: Lupe Vein - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: A moderate lead grade of 0.6% over 2.92 meters, with a true width of 1.46 meters, adds to the polymetallic potential of the Lupe Vein. - Positive factor: Moderate Lead Grade - Positive factor: True Width Disclosed - Negative factor: Cut-off Undisclosed Evidence · table > 0.6 Context: 2.92 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 1.46 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-256 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-41) Columba High-Grade · zinc #### Identity - Hole ID: CDH-26-256 - Project: Columba High-Grade - Commodity: zinc - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0.8 - Grade Unit: % - Intercept: 2.92 m - True Width: 1.46 m - From: 378.68 m - To: 381.6 m - Intercept Depth: 378.68 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-256:378.68-381.6 - Mining Method: underground #### Location - Location: Lupe Vein - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: A moderate zinc grade of 0.8% over 2.92 meters, with a true width of 1.46 meters, contributes to the polymetallic potential of the Lupe Vein. - Positive factor: Moderate Zinc Grade - Positive factor: True Width Disclosed - Negative factor: Cut-off Undisclosed Evidence · table > 0.8 Context: 2.92 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 1.46 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-256 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-42) Columba High-Grade · silver #### Identity - Hole ID: CDH-26-256 - Project: Columba High-Grade - Commodity: silver - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 4040 - Grade Unit: g/t - Intercept: 0.3 m - True Width: 0.15 m - From: 379.96 m - To: 380.26 m - Intercept Depth: 379.96 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-256:379.96-380.26 - Mining Method: underground #### Location - Location: Lupe Vein - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: An exceptional silver grade of 4,040 gpt over 0.3 meters, with a true width of 0.15 meters, represents a bonanza intercept and a new highest grade for the project, indicating extremely high-grade mineralization. - Positive factor: Bonanza Intercept - Positive factor: Exceptional Silver Grade - Positive factor: True Width Disclosed - Positive factor: New Highest Grade - Negative factor: Narrow Intercept Width - Negative factor: Cut-off Undisclosed Evidence · table > 4,040 Context: 0.30 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 0.15 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-256 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-43) Columba High-Grade · lead #### Identity - Hole ID: CDH-26-256 - Project: Columba High-Grade - Commodity: lead - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 3.2 - Grade Unit: % - Intercept: 0.3 m - True Width: 0.15 m - From: 379.96 m - To: 380.26 m - Intercept Depth: 379.96 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-256:379.96-380.26 - Mining Method: underground #### Location - Location: Lupe Vein - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: A strong lead grade of 3.2% in this narrow sub-interval adds significant polymetallic value to the bonanza silver intercept. - Positive factor: Strong Lead Grade - Positive factor: True Width Disclosed - Negative factor: Narrow Intercept Width - Negative factor: Cut-off Undisclosed Evidence · table > 3.2 Context: 0.30 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 0.15 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-256 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-44) Columba High-Grade · zinc #### Identity - Hole ID: CDH-26-256 - Project: Columba High-Grade - Commodity: zinc - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 1.3 - Grade Unit: % - Intercept: 0.3 m - True Width: 0.15 m - From: 379.96 m - To: 380.26 m - Intercept Depth: 379.96 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-256:379.96-380.26 - Mining Method: underground #### Location - Location: Lupe Vein - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: The zinc grade of 1.3% in this narrow sub-interval is weak but contributes to the polymetallic nature of the mineralization. - Positive factor: Weak Zinc Grade - Positive factor: True Width Disclosed - Negative factor: Narrow Intercept Width - Negative factor: Cut-off Undisclosed Evidence · table > 1.3 Context: 0.30 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 0.15 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-257 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-45) Columba High-Grade · silver #### Identity - Hole ID: CDH-26-257 - Project: Columba High-Grade - Commodity: silver - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 250 - Grade Unit: g/t - Intercept: 11 m - True Width: 5.94 m - From: 438 m - To: 449 m - Intercept Depth: 438 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-257:438-449 - Mining Method: underground #### Location - Location: Lupe Vein - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: A strong silver grade of 250 gpt over 11 meters, with a true width of 5.94 meters, indicates significant mineralization in the Lupe Vein. - Positive factor: Strong Silver Grade - Positive factor: Significant Intercept Width - Positive factor: True Width Disclosed - Negative factor: Cut-off Undisclosed Evidence · table > 250 Context: 11.00 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 5.94 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-257 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-46) Columba High-Grade · lead #### Identity - Hole ID: CDH-26-257 - Project: Columba High-Grade - Commodity: lead - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 1.4 - Grade Unit: % - Intercept: 11 m - True Width: 5.94 m - From: 438 m - To: 449 m - Intercept Depth: 438 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-257:438-449 - Mining Method: underground #### Location - Location: Lupe Vein - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: A strong lead grade of 1.4% over 11 meters, with a true width of 5.94 meters, adds significant polymetallic value to the Lupe Vein. - Positive factor: Strong Lead Grade - Positive factor: Significant Intercept Width - Positive factor: True Width Disclosed - Negative factor: Cut-off Undisclosed Evidence · table > 1.4 Context: 11.00 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 5.94 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-257 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-47) Columba High-Grade · zinc #### Identity - Hole ID: CDH-26-257 - Project: Columba High-Grade - Commodity: zinc - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0.8 - Grade Unit: % - Intercept: 11 m - True Width: 5.94 m - From: 438 m - To: 449 m - Intercept Depth: 438 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-257:438-449 - Mining Method: underground #### Location - Location: Lupe Vein - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: A moderate zinc grade of 0.8% over 11 meters, with a true width of 5.94 meters, contributes to the polymetallic potential of the Lupe Vein. - Positive factor: Moderate Zinc Grade - Positive factor: Significant Intercept Width - Positive factor: True Width Disclosed - Negative factor: Cut-off Undisclosed Evidence · table > 0.8 Context: 11.00 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 5.94 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-257 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-48) Columba High-Grade · silver #### Identity - Hole ID: CDH-26-257 - Project: Columba High-Grade - Commodity: silver - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 293 - Grade Unit: g/t - Intercept: 9 m - True Width: 4.86 m - From: 440 m - To: 449 m - Intercept Depth: 440 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-257:440-449 - Mining Method: underground #### Location - Location: Lupe Vein - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: A strong silver grade of 293 gpt over 9 meters, with a true width of 4.86 meters, represents a significant high-grade sub-interval within the Lupe Vein. - Positive factor: Strong Silver Grade - Positive factor: Significant Intercept Width - Positive factor: True Width Disclosed - Negative factor: Cut-off Undisclosed Evidence · table > 293 Context: 9.00 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 4.86 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-257 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-49) Columba High-Grade · lead #### Identity - Hole ID: CDH-26-257 - Project: Columba High-Grade - Commodity: lead - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 1.7 - Grade Unit: % - Intercept: 9 m - True Width: 4.86 m - From: 440 m - To: 449 m - Intercept Depth: 440 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-257:440-449 - Mining Method: underground #### Location - Location: Lupe Vein - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: A strong lead grade of 1.7% over 9 meters, with a true width of 4.86 meters, adds significant polymetallic value to the Lupe Vein. - Positive factor: Strong Lead Grade - Positive factor: Significant Intercept Width - Positive factor: True Width Disclosed - Negative factor: Cut-off Undisclosed Evidence · table > 1.7 Context: 9.00 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 4.86 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-257 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-50) Columba High-Grade · zinc #### Identity - Hole ID: CDH-26-257 - Project: Columba High-Grade - Commodity: zinc - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0.9 - Grade Unit: % - Intercept: 9 m - True Width: 4.86 m - From: 440 m - To: 449 m - Intercept Depth: 440 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-257:440-449 - Mining Method: underground #### Location - Location: Lupe Vein - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: A moderate zinc grade of 0.9% over 9 meters, with a true width of 4.86 meters, contributes to the polymetallic potential of the Lupe Vein. - Positive factor: Moderate Zinc Grade - Positive factor: Significant Intercept Width - Positive factor: True Width Disclosed - Negative factor: Cut-off Undisclosed Evidence · table > 0.9 Context: 9.00 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 4.86 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-257 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-51) Columba High-Grade · silver #### Identity - Hole ID: CDH-26-257 - Project: Columba High-Grade - Commodity: silver - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 360 - Grade Unit: g/t - Intercept: 5.3 m - True Width: 2.86 m - From: 442.5 m - To: 447.8 m - Intercept Depth: 442.5 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-257:442.5-447.8 - Mining Method: underground #### Location - Location: Lupe Vein - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: A strong silver grade of 360 gpt over 5.3 meters, with a true width of 2.86 meters, represents a significant high-grade sub-interval within the Lupe Vein. - Positive factor: Strong Silver Grade - Positive factor: Significant Intercept Width - Positive factor: True Width Disclosed - Negative factor: Cut-off Undisclosed Evidence · table > 360 Context: 5.30 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 2.86 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-257 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-52) Columba High-Grade · lead #### Identity - Hole ID: CDH-26-257 - Project: Columba High-Grade - Commodity: lead - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 2.9 - Grade Unit: % - Intercept: 5.3 m - True Width: 2.86 m - From: 442.5 m - To: 447.8 m - Intercept Depth: 442.5 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-257:442.5-447.8 - Mining Method: underground #### Location - Location: Lupe Vein - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: An exceptional lead grade of 2.9% over 5.3 meters, with a true width of 2.86 meters, adds significant polymetallic value to the Lupe Vein. - Positive factor: Exceptional Lead Grade - Positive factor: Significant Intercept Width - Positive factor: True Width Disclosed - Negative factor: Cut-off Undisclosed Evidence · table > 2.9 Context: 5.30 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 2.86 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-257 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-53) Columba High-Grade · zinc #### Identity - Hole ID: CDH-26-257 - Project: Columba High-Grade - Commodity: zinc - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 1.3 - Grade Unit: % - Intercept: 5.3 m - True Width: 2.86 m - From: 442.5 m - To: 447.8 m - Intercept Depth: 442.5 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-257:442.5-447.8 - Mining Method: underground #### Location - Location: Lupe Vein - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: The zinc grade of 1.3% over 5.3 meters, with a true width of 2.86 meters, is weak but contributes to the polymetallic potential of the Lupe Vein. - Positive factor: Weak Zinc Grade - Positive factor: Significant Intercept Width - Positive factor: True Width Disclosed - Negative factor: Cut-off Undisclosed Evidence · table > 1.3 Context: 5.30 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 2.86 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-257 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-54) Columba High-Grade · silver #### Identity - Hole ID: CDH-26-257 - Project: Columba High-Grade - Commodity: silver - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 370 - Grade Unit: g/t - Intercept: 3.8 m - True Width: 2.05 m - From: 444 m - To: 447.8 m - Intercept Depth: 444 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-257:444-447.8 - Mining Method: underground #### Location - Location: Lupe Vein - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: A strong silver grade of 370 gpt over 3.8 meters, with a true width of 2.05 meters, represents a significant high-grade sub-interval within the Lupe Vein. - Positive factor: Strong Silver Grade - Positive factor: Significant Intercept Width - Positive factor: True Width Disclosed - Negative factor: Cut-off Undisclosed Evidence · table > 370 Context: 3.80 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 2.05 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-257 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-55) Columba High-Grade · lead #### Identity - Hole ID: CDH-26-257 - Project: Columba High-Grade - Commodity: lead - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 4 - Grade Unit: % - Intercept: 3.8 m - True Width: 2.05 m - From: 444 m - To: 447.8 m - Intercept Depth: 444 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-257:444-447.8 - Mining Method: underground #### Location - Location: Lupe Vein - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: An exceptional lead grade of 4.0% over 3.8 meters, with a true width of 2.05 meters, adds significant polymetallic value to the Lupe Vein. - Positive factor: Exceptional Lead Grade - Positive factor: Significant Intercept Width - Positive factor: True Width Disclosed - Negative factor: Cut-off Undisclosed Evidence · table > 4.0 Context: 3.80 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 2.05 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-257 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-56) Columba High-Grade · zinc #### Identity - Hole ID: CDH-26-257 - Project: Columba High-Grade - Commodity: zinc - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 1.7 - Grade Unit: % - Intercept: 3.8 m - True Width: 2.05 m - From: 444 m - To: 447.8 m - Intercept Depth: 444 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-257:444-447.8 - Mining Method: underground #### Location - Location: Lupe Vein - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: The zinc grade of 1.7% over 3.8 meters, with a true width of 2.05 meters, is weak but contributes to the polymetallic potential of the Lupe Vein. - Positive factor: Weak Zinc Grade - Positive factor: Significant Intercept Width - Positive factor: True Width Disclosed - Negative factor: Cut-off Undisclosed Evidence · table > 1.7 Context: 3.80 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 2.05 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-257 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-57) Columba High-Grade · silver #### Identity - Hole ID: CDH-26-257 - Project: Columba High-Grade - Commodity: silver - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 628 - Grade Unit: g/t - Intercept: 0.8 m - True Width: 0.43 m - From: 447 m - To: 447.8 m - Intercept Depth: 447 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-257:447-447.8 - Mining Method: underground #### Location - Location: Lupe Vein - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: An exceptional silver grade of 628 gpt over 0.8 meters, with a true width of 0.43 meters, represents a bonanza intercept within the Lupe Vein. - Positive factor: Bonanza Intercept - Positive factor: Exceptional Silver Grade - Positive factor: True Width Disclosed - Negative factor: Narrow Intercept Width - Negative factor: Cut-off Undisclosed Evidence · table > 628 Context: 0.80 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 0.43 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-257 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-58) Columba High-Grade · lead #### Identity - Hole ID: CDH-26-257 - Project: Columba High-Grade - Commodity: lead - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 3.4 - Grade Unit: % - Intercept: 0.8 m - True Width: 0.43 m - From: 447 m - To: 447.8 m - Intercept Depth: 447 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-257:447-447.8 - Mining Method: underground #### Location - Location: Lupe Vein - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: An exceptional lead grade of 3.4% in this narrow sub-interval adds significant polymetallic value to the bonanza silver intercept. - Positive factor: Exceptional Lead Grade - Positive factor: True Width Disclosed - Negative factor: Narrow Intercept Width - Negative factor: Cut-off Undisclosed Evidence · table > 3.4 Context: 0.80 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 0.43 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-257 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-59) Columba High-Grade · zinc #### Identity - Hole ID: CDH-26-257 - Project: Columba High-Grade - Commodity: zinc - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0.6 - Grade Unit: % - Intercept: 0.8 m - True Width: 0.43 m - From: 447 m - To: 447.8 m - Intercept Depth: 447 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-257:447-447.8 - Mining Method: underground #### Location - Location: Lupe Vein - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: A moderate zinc grade of 0.6% in this narrow sub-interval contributes to the polymetallic potential of the Lupe Vein. - Positive factor: Moderate Zinc Grade - Positive factor: True Width Disclosed - Negative factor: Narrow Intercept Width - Negative factor: Cut-off Undisclosed Evidence · table > 0.6 Context: 0.80 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 0.43 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-258 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-60) Columba High-Grade · silver #### Identity - Hole ID: CDH-26-258 - Project: Columba High-Grade - Commodity: silver - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 41 - Grade Unit: g/t - Intercept: 5 m - True Width: 3.2 m - From: 250 m - To: 255 m - Intercept Depth: 250 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-258:250-255 - Mining Method: underground #### Location - Location: HW to Lupe vein system - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: A weak silver grade of 41 gpt over 5 meters, with a true width of 3.2 meters, indicates some mineralization in the hanging wall to the Lupe vein system. - Positive factor: Weak Silver Grade - Positive factor: True Width Disclosed - Negative factor: Cut-off Undisclosed Evidence · table > 41 Context: 5.00 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 3.2 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-258 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-61) Columba High-Grade · lead #### Identity - Hole ID: CDH-26-258 - Project: Columba High-Grade - Commodity: lead - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0 - Grade Unit: % - Intercept: 5 m - True Width: 3.2 m - From: 250 m - To: 255 m - Intercept Depth: 250 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-258:250-255 - Mining Method: underground #### Location - Location: HW to Lupe vein system - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: The lead grade of 0.0% in this interval is weak, indicating minimal lead mineralization. - Positive factor: True Width Disclosed - Negative factor: Weak Lead Grade - Negative factor: Cut-off Undisclosed Evidence · table > 0.0 Context: 5.00 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 3.2 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-258 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-62) Columba High-Grade · zinc #### Identity - Hole ID: CDH-26-258 - Project: Columba High-Grade - Commodity: zinc - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0.1 - Grade Unit: % - Intercept: 5 m - True Width: 3.2 m - From: 250 m - To: 255 m - Intercept Depth: 250 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-258:250-255 - Mining Method: underground #### Location - Location: HW to Lupe vein system - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: The zinc grade of 0.1% in this interval is weak, indicating minor zinc mineralization. - Positive factor: True Width Disclosed - Negative factor: Weak Zinc Grade - Negative factor: Cut-off Undisclosed Evidence · table > 0.1 Context: 5.00 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 3.2 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-258 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-63) Columba High-Grade · silver #### Identity - Hole ID: CDH-26-258 - Project: Columba High-Grade - Commodity: silver - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 51 - Grade Unit: g/t - Intercept: 58 m - True Width: 37.12 m - From: 282 m - To: 340 m - Intercept Depth: 282 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-258:282-340 - Mining Method: underground #### Location - Location: HW to Lupe vein system - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: A broad intercept of 58 meters at 51 gpt silver, with a true width of 37.12 meters, indicates significant mineralization in the hanging wall to the Lupe vein system. - Positive factor: Moderate Silver Grade - Positive factor: Significant Intercept Width - Positive factor: True Width Disclosed - Negative factor: Cut-off Undisclosed Evidence · table > 51 Context: 58.00 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 37.12 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-258 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-64) Columba High-Grade · lead #### Identity - Hole ID: CDH-26-258 - Project: Columba High-Grade - Commodity: lead - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0 - Grade Unit: % - Intercept: 58 m - True Width: 37.12 m - From: 282 m - To: 340 m - Intercept Depth: 282 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-258:282-340 - Mining Method: underground #### Location - Location: HW to Lupe vein system - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: The lead grade of 0.0% in this broad interval is weak, indicating minimal lead mineralization. - Positive factor: Significant Intercept Width - Positive factor: True Width Disclosed - Negative factor: Weak Lead Grade - Negative factor: Cut-off Undisclosed Evidence · table > 0.0 Context: 58.00 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 37.12 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-258 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-65) Columba High-Grade · zinc #### Identity - Hole ID: CDH-26-258 - Project: Columba High-Grade - Commodity: zinc - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0.1 - Grade Unit: % - Intercept: 58 m - True Width: 37.12 m - From: 282 m - To: 340 m - Intercept Depth: 282 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-258:282-340 - Mining Method: underground #### Location - Location: HW to Lupe vein system - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: The zinc grade of 0.1% in this broad interval is weak, indicating minor zinc mineralization. - Positive factor: Significant Intercept Width - Positive factor: True Width Disclosed - Negative factor: Weak Zinc Grade - Negative factor: Cut-off Undisclosed Evidence · table > 0.1 Context: 58.00 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 37.12 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-258 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-66) Columba High-Grade · silver #### Identity - Hole ID: CDH-26-258 - Project: Columba High-Grade - Commodity: silver - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 130 - Grade Unit: g/t - Intercept: 4 m - True Width: 2.56 m - From: 320 m - To: 324 m - Intercept Depth: 320 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-258:320-324 - Mining Method: underground #### Location - Location: HW to Lupe vein system - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: A moderate silver grade of 130 gpt over 4 meters, with a true width of 2.56 meters, represents a significant sub-interval within the hanging wall mineralization. - Positive factor: Moderate Silver Grade - Positive factor: True Width Disclosed - Negative factor: Cut-off Undisclosed Evidence · table > 130 Context: 4.00 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 2.56 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-258 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-67) Columba High-Grade · lead #### Identity - Hole ID: CDH-26-258 - Project: Columba High-Grade - Commodity: lead - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0.1 - Grade Unit: % - Intercept: 4 m - True Width: 2.56 m - From: 320 m - To: 324 m - Intercept Depth: 320 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-258:320-324 - Mining Method: underground #### Location - Location: HW to Lupe vein system - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: The lead grade of 0.1% in this sub-interval is weak but contributes to the polymetallic nature of the mineralization. - Positive factor: True Width Disclosed - Negative factor: Weak Lead Grade - Negative factor: Cut-off Undisclosed Evidence · table > 0.1 Context: 4.00 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 2.56 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-258 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-68) Columba High-Grade · zinc #### Identity - Hole ID: CDH-26-258 - Project: Columba High-Grade - Commodity: zinc - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0.2 - Grade Unit: % - Intercept: 4 m - True Width: 2.56 m - From: 320 m - To: 324 m - Intercept Depth: 320 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-258:320-324 - Mining Method: underground #### Location - Location: HW to Lupe vein system - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: The zinc grade of 0.2% in this sub-interval is weak but indicates the polymetallic nature of the mineralization. - Positive factor: True Width Disclosed - Negative factor: Weak Zinc Grade - Negative factor: Cut-off Undisclosed Evidence · table > 0.2 Context: 4.00 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 2.56 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-258 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-69) Columba High-Grade · silver #### Identity - Hole ID: CDH-26-258 - Project: Columba High-Grade - Commodity: silver - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 232 - Grade Unit: g/t - Intercept: 24 m - True Width: 15.36 m - From: 407 m - To: 431 m - Intercept Depth: 407 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-258:407-431 - Mining Method: underground #### Location - Location: Lupe Vein System - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: A strong silver grade of 232 gpt over 24 meters, with a true width of 15.36 meters, indicates significant mineralization within the Lupe Vein system. - Positive factor: Strong Silver Grade - Positive factor: Significant Intercept Width - Positive factor: True Width Disclosed - Negative factor: Cut-off Undisclosed Evidence · table > 232 Context: 24.00 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 15.36 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-258 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-70) Columba High-Grade · lead #### Identity - Hole ID: CDH-26-258 - Project: Columba High-Grade - Commodity: lead - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0.3 - Grade Unit: % - Intercept: 24 m - True Width: 15.36 m - From: 407 m - To: 431 m - Intercept Depth: 407 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-258:407-431 - Mining Method: underground #### Location - Location: Lupe Vein System - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: The lead grade of 0.3% over 24 meters is weak but contributes to the polymetallic nature of the mineralization. - Positive factor: Significant Intercept Width - Positive factor: True Width Disclosed - Negative factor: Weak Lead Grade - Negative factor: Cut-off Undisclosed Evidence · table > 0.3 Context: 24.00 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 15.36 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-258 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-71) Columba High-Grade · zinc #### Identity - Hole ID: CDH-26-258 - Project: Columba High-Grade - Commodity: zinc - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0.6 - Grade Unit: % - Intercept: 24 m - True Width: 15.36 m - From: 407 m - To: 431 m - Intercept Depth: 407 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-258:407-431 - Mining Method: underground #### Location - Location: Lupe Vein System - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: A moderate zinc grade of 0.6% over 24 meters contributes to the polymetallic potential of the Lupe Vein system. - Positive factor: Moderate Zinc Grade - Positive factor: Significant Intercept Width - Positive factor: True Width Disclosed - Negative factor: Cut-off Undisclosed Evidence · table > 0.6 Context: 24.00 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 15.36 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-258 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-72) Columba High-Grade · silver #### Identity - Hole ID: CDH-26-258 - Project: Columba High-Grade - Commodity: silver - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 358 - Grade Unit: g/t - Intercept: 14 m - True Width: 8.96 m - From: 417 m - To: 431 m - Intercept Depth: 417 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-258:417-431 - Mining Method: underground #### Location - Location: Lupe Vein System - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: A strong silver grade of 358 gpt over 14 meters, with a true width of 8.96 meters, represents a significant high-grade sub-interval within the Lupe Vein system. - Positive factor: Strong Silver Grade - Positive factor: Significant Intercept Width - Positive factor: True Width Disclosed - Negative factor: Cut-off Undisclosed Evidence · table > 358 Context: 14.00 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 8.96 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-258 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-73) Columba High-Grade · lead #### Identity - Hole ID: CDH-26-258 - Project: Columba High-Grade - Commodity: lead - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0.5 - Grade Unit: % - Intercept: 14 m - True Width: 8.96 m - From: 417 m - To: 431 m - Intercept Depth: 417 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-258:417-431 - Mining Method: underground #### Location - Location: Lupe Vein System - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: A moderate lead grade of 0.5% over 14 meters, with a true width of 8.96 meters, adds to the polymetallic potential of the Lupe Vein system. - Positive factor: Moderate Lead Grade - Positive factor: Significant Intercept Width - Positive factor: True Width Disclosed - Negative factor: Cut-off Undisclosed Evidence · table > 0.5 Context: 14.00 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 8.96 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-258 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-74) Columba High-Grade · zinc #### Identity - Hole ID: CDH-26-258 - Project: Columba High-Grade - Commodity: zinc - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0.9 - Grade Unit: % - Intercept: 14 m - True Width: 8.96 m - From: 417 m - To: 431 m - Intercept Depth: 417 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-258:417-431 - Mining Method: underground #### Location - Location: Lupe Vein System - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: A moderate zinc grade of 0.9% over 14 meters, with a true width of 8.96 meters, contributes to the polymetallic potential of the Lupe Vein system. - Positive factor: Moderate Zinc Grade - Positive factor: Significant Intercept Width - Positive factor: True Width Disclosed - Negative factor: Cut-off Undisclosed Evidence · table > 0.9 Context: 14.00 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 8.96 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-258 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-75) Columba High-Grade · silver #### Identity - Hole ID: CDH-26-258 - Project: Columba High-Grade - Commodity: silver - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 1520 - Grade Unit: g/t - Intercept: 0.55 m - True Width: 0.35 m - From: 420.45 m - To: 421 m - Intercept Depth: 420.45 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-258:420.45-421 - Mining Method: underground #### Location - Location: Lupe Vein System - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: An exceptional silver grade of 1,520 gpt over 0.55 meters, with a true width of 0.35 meters, represents a bonanza intercept within the Lupe Vein system. - Positive factor: Bonanza Intercept - Positive factor: Exceptional Silver Grade - Positive factor: True Width Disclosed - Negative factor: Narrow Intercept Width - Negative factor: Cut-off Undisclosed Evidence · table > 1,520 Context: 0.55 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 0.35 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-258 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-76) Columba High-Grade · lead #### Identity - Hole ID: CDH-26-258 - Project: Columba High-Grade - Commodity: lead - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 7.6 - Grade Unit: % - Intercept: 0.55 m - True Width: 0.35 m - From: 420.45 m - To: 421 m - Intercept Depth: 420.45 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-258:420.45-421 - Mining Method: underground #### Location - Location: Lupe Vein System - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: An exceptional lead grade of 7.6% in this narrow sub-interval adds significant polymetallic value to the bonanza silver intercept. - Positive factor: Exceptional Lead Grade - Positive factor: True Width Disclosed - Negative factor: Narrow Intercept Width - Negative factor: Cut-off Undisclosed Evidence · table > 7.6 Context: 0.55 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 0.35 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-258 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-77) Columba High-Grade · zinc #### Identity - Hole ID: CDH-26-258 - Project: Columba High-Grade - Commodity: zinc - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 5.9 - Grade Unit: % - Intercept: 0.55 m - True Width: 0.35 m - From: 420.45 m - To: 421 m - Intercept Depth: 420.45 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-258:420.45-421 - Mining Method: underground #### Location - Location: Lupe Vein System - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: A strong zinc grade of 5.9% in this narrow sub-interval adds significant polymetallic value to the bonanza silver intercept. - Positive factor: Strong Zinc Grade - Positive factor: True Width Disclosed - Negative factor: Narrow Intercept Width - Negative factor: Cut-off Undisclosed Evidence · table > 5.9 Context: 0.55 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 0.35 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-258 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-78) Columba High-Grade · silver #### Identity - Hole ID: CDH-26-258 - Project: Columba High-Grade - Commodity: silver - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 7 - Grade Unit: g/t - Intercept: 31 m - True Width: 19.84 m - From: 444 m - To: 475 m - Intercept Depth: 444 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-258:444-475 - Mining Method: underground #### Location - Location: deep zone - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: A weak silver grade of 7 gpt over 31 meters, with a true width of 19.84 meters, indicates very low-grade mineralization in a deep zone. - Positive factor: Significant Intercept Width - Positive factor: True Width Disclosed - Negative factor: Weak Silver Grade - Negative factor: Cut-off Undisclosed Evidence · table > 7 Context: 31.00 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 19.84 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-258 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-79) Columba High-Grade · lead #### Identity - Hole ID: CDH-26-258 - Project: Columba High-Grade - Commodity: lead - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0.1 - Grade Unit: % - Intercept: 31 m - True Width: 19.84 m - From: 444 m - To: 475 m - Intercept Depth: 444 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-258:444-475 - Mining Method: underground #### Location - Location: deep zone - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: The lead grade of 0.1% in this broad interval is weak, indicating minimal lead mineralization. - Positive factor: Significant Intercept Width - Positive factor: True Width Disclosed - Negative factor: Weak Lead Grade - Negative factor: Cut-off Undisclosed Evidence · table > 0.1 Context: 31.00 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 19.84 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-258 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-80) Columba High-Grade · zinc #### Identity - Hole ID: CDH-26-258 - Project: Columba High-Grade - Commodity: zinc - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0.4 - Grade Unit: % - Intercept: 31 m - True Width: 19.84 m - From: 444 m - To: 475 m - Intercept Depth: 444 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-258:444-475 - Mining Method: underground #### Location - Location: deep zone - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: The zinc grade of 0.4% in this broad interval is weak, indicating minor zinc mineralization. - Positive factor: Significant Intercept Width - Positive factor: True Width Disclosed - Negative factor: Weak Zinc Grade - Negative factor: Cut-off Undisclosed Evidence · table > 0.4 Context: 31.00 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 19.84 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-259 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-81) Columba High-Grade · silver #### Identity - Hole ID: CDH-26-259 - Project: Columba High-Grade - Commodity: silver - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 141 - Grade Unit: g/t - Intercept: 5.25 m - True Width: 1.84 m - From: 368.75 m - To: 374 m - Intercept Depth: 368.75 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-259:368.75-374 - Mining Method: underground #### Location - Location: Lupe Vein system - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: A moderate silver grade of 141 gpt over 5.25 meters, with a true width of 1.84 meters, indicates mineralization in the Lupe Vein system. - Positive factor: Moderate Silver Grade - Positive factor: True Width Disclosed - Negative factor: Cut-off Undisclosed Evidence · table > 141 Context: 5.25 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 1.84 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-259 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-82) Columba High-Grade · lead #### Identity - Hole ID: CDH-26-259 - Project: Columba High-Grade - Commodity: lead - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0 - Grade Unit: % - Intercept: 5.25 m - True Width: 1.84 m - From: 368.75 m - To: 374 m - Intercept Depth: 368.75 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-259:368.75-374 - Mining Method: underground #### Location - Location: Lupe Vein system - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: The lead grade of 0.0% in this interval is weak, indicating minimal lead mineralization. - Positive factor: True Width Disclosed - Negative factor: Weak Lead Grade - Negative factor: Cut-off Undisclosed Evidence · table > 0.0 Context: 5.25 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 1.84 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-259 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-83) Columba High-Grade · zinc #### Identity - Hole ID: CDH-26-259 - Project: Columba High-Grade - Commodity: zinc - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0.1 - Grade Unit: % - Intercept: 5.25 m - True Width: 1.84 m - From: 368.75 m - To: 374 m - Intercept Depth: 368.75 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-259:368.75-374 - Mining Method: underground #### Location - Location: Lupe Vein system - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: The zinc grade of 0.1% in this interval is weak, indicating minor zinc mineralization. - Positive factor: True Width Disclosed - Negative factor: Weak Zinc Grade - Negative factor: Cut-off Undisclosed Evidence · table > 0.1 Context: 5.25 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 1.84 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-259 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-84) Columba High-Grade · silver #### Identity - Hole ID: CDH-26-259 - Project: Columba High-Grade - Commodity: silver - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 204 - Grade Unit: g/t - Intercept: 9.5 m - True Width: 3.33 m - From: 460 m - To: 469.5 m - Intercept Depth: 460 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-259:460-469.5 - Mining Method: underground #### Location - Location: B2 FW to Lupe? - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: A strong silver grade of 204 gpt over 9.5 meters, with a true width of 3.33 meters, indicates significant mineralization in the B2 FW to Lupe vein system. - Positive factor: Strong Silver Grade - Positive factor: Significant Intercept Width - Positive factor: True Width Disclosed - Negative factor: Cut-off Undisclosed Evidence · table > 204 Context: 9.50 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 3.33 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-259 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-85) Columba High-Grade · lead #### Identity - Hole ID: CDH-26-259 - Project: Columba High-Grade - Commodity: lead - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0.2 - Grade Unit: % - Intercept: 9.5 m - True Width: 3.33 m - From: 460 m - To: 469.5 m - Intercept Depth: 460 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-259:460-469.5 - Mining Method: underground #### Location - Location: B2 FW to Lupe? - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: The lead grade of 0.2% over 9.5 meters is weak but contributes to the polymetallic nature of the mineralization. - Positive factor: Significant Intercept Width - Positive factor: True Width Disclosed - Negative factor: Weak Lead Grade - Negative factor: Cut-off Undisclosed Evidence · table > 0.2 Context: 9.50 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 3.33 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-259 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-86) Columba High-Grade · zinc #### Identity - Hole ID: CDH-26-259 - Project: Columba High-Grade - Commodity: zinc - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0.4 - Grade Unit: % - Intercept: 9.5 m - True Width: 3.33 m - From: 460 m - To: 469.5 m - Intercept Depth: 460 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-259:460-469.5 - Mining Method: underground #### Location - Location: B2 FW to Lupe? - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: The zinc grade of 0.4% over 9.5 meters is weak but indicates the polymetallic nature of the mineralization. - Positive factor: Significant Intercept Width - Positive factor: True Width Disclosed - Negative factor: Weak Zinc Grade - Negative factor: Cut-off Undisclosed Evidence · table > 0.4 Context: 9.50 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 3.33 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-259 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-87) Columba High-Grade · silver #### Identity - Hole ID: CDH-26-259 - Project: Columba High-Grade - Commodity: silver - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 1195 - Grade Unit: g/t - Intercept: 0.5 m - True Width: 0.18 m - From: 465 m - To: 465.5 m - Intercept Depth: 465 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-259:465-465.5 - Mining Method: underground #### Location - Location: B2 FW to Lupe? - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: An exceptional silver grade of 1,195 gpt over 0.5 meters, with a true width of 0.18 meters, represents a bonanza intercept within the B2 FW to Lupe vein system. - Positive factor: Bonanza Intercept - Positive factor: Exceptional Silver Grade - Positive factor: True Width Disclosed - Negative factor: Narrow Intercept Width - Negative factor: Cut-off Undisclosed Evidence · table > 1,195 Context: 0.50 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 0.18 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-259 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-88) Columba High-Grade · lead #### Identity - Hole ID: CDH-26-259 - Project: Columba High-Grade - Commodity: lead - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0.5 - Grade Unit: % - Intercept: 0.5 m - True Width: 0.18 m - From: 465 m - To: 465.5 m - Intercept Depth: 465 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-259:465-465.5 - Mining Method: underground #### Location - Location: B2 FW to Lupe? - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: A moderate lead grade of 0.5% in this narrow sub-interval adds to the polymetallic value. - Positive factor: Moderate Lead Grade - Positive factor: True Width Disclosed - Negative factor: Narrow Intercept Width - Negative factor: Cut-off Undisclosed Evidence · table > 0.5 Context: 0.50 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 0.18 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-259 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-89) Columba High-Grade · zinc #### Identity - Hole ID: CDH-26-259 - Project: Columba High-Grade - Commodity: zinc - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0.8 - Grade Unit: % - Intercept: 0.5 m - True Width: 0.18 m - From: 465 m - To: 465.5 m - Intercept Depth: 465 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-259:465-465.5 - Mining Method: underground #### Location - Location: B2 FW to Lupe? - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: A moderate zinc grade of 0.8% in this narrow sub-interval adds to the polymetallic value. - Positive factor: Moderate Zinc Grade - Positive factor: True Width Disclosed - Negative factor: Narrow Intercept Width - Negative factor: Cut-off Undisclosed Evidence · table > 0.8 Context: 0.50 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 0.18 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-259 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-90) Columba High-Grade · silver #### Identity - Hole ID: CDH-26-259 - Project: Columba High-Grade - Commodity: silver - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 651 - Grade Unit: g/t - Intercept: 1.5 m - True Width: 0.53 m - From: 467.5 m - To: 469 m - Intercept Depth: 467.5 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-259:467.5-469 - Mining Method: underground #### Location - Location: B2 FW to Lupe? - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: An exceptional silver grade of 651 gpt over 1.5 meters, with a true width of 0.53 meters, represents a bonanza intercept within the B2 FW to Lupe vein system. - Positive factor: Bonanza Intercept - Positive factor: Exceptional Silver Grade - Positive factor: True Width Disclosed - Negative factor: Narrow Intercept Width - Negative factor: Cut-off Undisclosed Evidence · table > 651 Context: 1.50 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 0.53 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-259 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-91) Columba High-Grade · lead #### Identity - Hole ID: CDH-26-259 - Project: Columba High-Grade - Commodity: lead - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0.6 - Grade Unit: % - Intercept: 1.5 m - True Width: 0.53 m - From: 467.5 m - To: 469 m - Intercept Depth: 467.5 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-259:467.5-469 - Mining Method: underground #### Location - Location: B2 FW to Lupe? - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: A moderate lead grade of 0.6% in this narrow sub-interval adds to the polymetallic value. - Positive factor: Moderate Lead Grade - Positive factor: True Width Disclosed - Negative factor: Narrow Intercept Width - Negative factor: Cut-off Undisclosed Evidence · table > 0.6 Context: 1.50 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 0.53 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-259 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-92) Columba High-Grade · zinc #### Identity - Hole ID: CDH-26-259 - Project: Columba High-Grade - Commodity: zinc - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 1.1 - Grade Unit: % - Intercept: 1.5 m - True Width: 0.53 m - From: 467.5 m - To: 469 m - Intercept Depth: 467.5 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-259:467.5-469 - Mining Method: underground #### Location - Location: B2 FW to Lupe? - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: The zinc grade of 1.1% in this narrow sub-interval is weak but contributes to the polymetallic value. - Positive factor: Weak Zinc Grade - Positive factor: True Width Disclosed - Negative factor: Narrow Intercept Width - Negative factor: Cut-off Undisclosed Evidence · table > 1.1 Context: 1.50 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 0.53 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-260 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-93) Columba High-Grade · silver #### Identity - Hole ID: CDH-26-260 - Project: Columba High-Grade - Commodity: silver - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 209 - Grade Unit: g/t - Intercept: 8.3 m - True Width: 4.15 m - From: 238.7 m - To: 247 m - Intercept Depth: 238.7 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-260:238.7-247 - Mining Method: underground #### Location - Location: B2 Vein system - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: A strong silver grade of 209 gpt over 8.3 meters, with a true width of 4.15 meters, indicates significant mineralization in the B2 Vein system. - Positive factor: Strong Silver Grade - Positive factor: Significant Intercept Width - Positive factor: True Width Disclosed - Negative factor: Cut-off Undisclosed Evidence · table > 209 Context: 8.30 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 4.15 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-260 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-94) Columba High-Grade · lead #### Identity - Hole ID: CDH-26-260 - Project: Columba High-Grade - Commodity: lead - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0.1 - Grade Unit: % - Intercept: 8.3 m - True Width: 4.15 m - From: 238.7 m - To: 247 m - Intercept Depth: 238.7 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-260:238.7-247 - Mining Method: underground #### Location - Location: B2 Vein system - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: The lead grade of 0.1% over 8.3 meters is weak but contributes to the polymetallic nature of the mineralization. - Positive factor: Significant Intercept Width - Positive factor: True Width Disclosed - Negative factor: Weak Lead Grade - Negative factor: Cut-off Undisclosed Evidence · table > 0.1 Context: 8.30 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 4.15 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-260 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-95) Columba High-Grade · zinc #### Identity - Hole ID: CDH-26-260 - Project: Columba High-Grade - Commodity: zinc - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0.3 - Grade Unit: % - Intercept: 8.3 m - True Width: 4.15 m - From: 238.7 m - To: 247 m - Intercept Depth: 238.7 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-260:238.7-247 - Mining Method: underground #### Location - Location: B2 Vein system - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: The zinc grade of 0.3% over 8.3 meters is weak but indicates the polymetallic nature of the mineralization. - Positive factor: Significant Intercept Width - Positive factor: True Width Disclosed - Negative factor: Weak Zinc Grade - Negative factor: Cut-off Undisclosed Evidence · table > 0.3 Context: 8.30 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 4.15 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-260 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-96) Columba High-Grade · silver #### Identity - Hole ID: CDH-26-260 - Project: Columba High-Grade - Commodity: silver - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 2010 - Grade Unit: g/t - Intercept: 0.5 m - True Width: 0.25 m - From: 241.5 m - To: 242 m - Intercept Depth: 241.5 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-260:241.5-242 - Mining Method: underground #### Location - Location: B2 Vein system - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: An exceptional silver grade of 2,010 gpt over 0.5 meters, with a true width of 0.25 meters, represents a bonanza intercept within the B2 Vein system. - Positive factor: Bonanza Intercept - Positive factor: Exceptional Silver Grade - Positive factor: True Width Disclosed - Negative factor: Narrow Intercept Width - Negative factor: Cut-off Undisclosed Evidence · table > 2,010 Context: 0.50 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 0.25 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-260 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-97) Columba High-Grade · lead #### Identity - Hole ID: CDH-26-260 - Project: Columba High-Grade - Commodity: lead - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0.7 - Grade Unit: % - Intercept: 0.5 m - True Width: 0.25 m - From: 241.5 m - To: 242 m - Intercept Depth: 241.5 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-260:241.5-242 - Mining Method: underground #### Location - Location: B2 Vein system - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: A moderate lead grade of 0.7% in this narrow sub-interval adds to the polymetallic value. - Positive factor: Moderate Lead Grade - Positive factor: True Width Disclosed - Negative factor: Narrow Intercept Width - Negative factor: Cut-off Undisclosed Evidence · table > 0.7 Context: 0.50 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 0.25 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-260 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-98) Columba High-Grade · zinc #### Identity - Hole ID: CDH-26-260 - Project: Columba High-Grade - Commodity: zinc - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 3.1 - Grade Unit: % - Intercept: 0.5 m - True Width: 0.25 m - From: 241.5 m - To: 242 m - Intercept Depth: 241.5 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-260:241.5-242 - Mining Method: underground #### Location - Location: B2 Vein system - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: A strong zinc grade of 3.1% in this narrow sub-interval adds significant polymetallic value. - Positive factor: Strong Zinc Grade - Positive factor: True Width Disclosed - Negative factor: Narrow Intercept Width - Negative factor: Cut-off Undisclosed Evidence · table > 3.1 Context: 0.50 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 0.25 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-260 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-99) Columba High-Grade · silver #### Identity - Hole ID: CDH-26-260 - Project: Columba High-Grade - Commodity: silver - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 684 - Grade Unit: g/t - Intercept: 2 m - True Width: 1 m - From: 300 m - To: 302 m - Intercept Depth: 300 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-260:300-302 - Mining Method: underground #### Location - Location: FW to Lupe - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: An exceptional silver grade of 684 gpt over 2 meters, with a true width of 1.0 meter, represents a bonanza intercept from an additional footwall interval. - Positive factor: Bonanza Intercept - Positive factor: Exceptional Silver Grade - Positive factor: True Width Disclosed - Negative factor: Cut-off Undisclosed Evidence · table > 684 Context: 2.00 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 1 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-260 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-100) Columba High-Grade · lead #### Identity - Hole ID: CDH-26-260 - Project: Columba High-Grade - Commodity: lead - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0.3 - Grade Unit: % - Intercept: 2 m - True Width: 1 m - From: 300 m - To: 302 m - Intercept Depth: 300 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-260:300-302 - Mining Method: underground #### Location - Location: FW to Lupe - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: The lead grade of 0.3% in this interval is weak but contributes to the polymetallic nature of the mineralization. - Positive factor: True Width Disclosed - Negative factor: Weak Lead Grade - Negative factor: Cut-off Undisclosed Evidence · table > 0.3 Context: 2.00 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 1 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-260 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-101) Columba High-Grade · zinc #### Identity - Hole ID: CDH-26-260 - Project: Columba High-Grade - Commodity: zinc - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0.6 - Grade Unit: % - Intercept: 2 m - True Width: 1 m - From: 300 m - To: 302 m - Intercept Depth: 300 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-260:300-302 - Mining Method: underground #### Location - Location: FW to Lupe - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: A moderate zinc grade of 0.6% in this interval adds to the polymetallic value. - Positive factor: Moderate Zinc Grade - Positive factor: True Width Disclosed - Negative factor: Cut-off Undisclosed Evidence · table > 0.6 Context: 2.00 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 1 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-260 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-102) Columba High-Grade · silver #### Identity - Hole ID: CDH-26-260 - Project: Columba High-Grade - Commodity: silver - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 101 - Grade Unit: g/t - Intercept: 12 m - True Width: 6 m - From: 433 m - To: 445 m - Intercept Depth: 433 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-260:433-445 - Mining Method: underground #### Location - Location: Lupe Vein System - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: A moderate silver grade of 101 gpt over 12 meters, with a true width of 6.0 meters, indicates mineralization within the Lupe Vein system. - Positive factor: Moderate Silver Grade - Positive factor: Significant Intercept Width - Positive factor: True Width Disclosed - Negative factor: Cut-off Undisclosed Evidence · table > 101 Context: 12.00 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 6 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-260 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-103) Columba High-Grade · lead #### Identity - Hole ID: CDH-26-260 - Project: Columba High-Grade - Commodity: lead - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0.1 - Grade Unit: % - Intercept: 12 m - True Width: 6 m - From: 433 m - To: 445 m - Intercept Depth: 433 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-260:433-445 - Mining Method: underground #### Location - Location: Lupe Vein System - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: The lead grade of 0.1% over 12 meters is weak but contributes to the polymetallic nature of the mineralization. - Positive factor: Significant Intercept Width - Positive factor: True Width Disclosed - Negative factor: Weak Lead Grade - Negative factor: Cut-off Undisclosed Evidence · table > 0.1 Context: 12.00 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 6 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-260 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-104) Columba High-Grade · zinc #### Identity - Hole ID: CDH-26-260 - Project: Columba High-Grade - Commodity: zinc - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0.3 - Grade Unit: % - Intercept: 12 m - True Width: 6 m - From: 433 m - To: 445 m - Intercept Depth: 433 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-260:433-445 - Mining Method: underground #### Location - Location: Lupe Vein System - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: The zinc grade of 0.3% over 12 meters is weak but indicates the polymetallic nature of the mineralization. - Positive factor: Significant Intercept Width - Positive factor: True Width Disclosed - Negative factor: Weak Zinc Grade - Negative factor: Cut-off Undisclosed Evidence · table > 0.3 Context: 12.00 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 6 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-260 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-105) Columba High-Grade · silver #### Identity - Hole ID: CDH-26-260 - Project: Columba High-Grade - Commodity: silver - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 790 - Grade Unit: g/t - Intercept: 0.41 m - True Width: 0.21 m - From: 435.26 m - To: 435.67 m - Intercept Depth: 435.26 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-260:435.26-435.67 - Mining Method: underground #### Location - Location: Lupe Vein System - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: An exceptional silver grade of 790 gpt over 0.41 meters, with a true width of 0.21 meters, represents a bonanza intercept within the Lupe Vein system. - Positive factor: Bonanza Intercept - Positive factor: Exceptional Silver Grade - Positive factor: True Width Disclosed - Negative factor: Narrow Intercept Width - Negative factor: Cut-off Undisclosed Evidence · table > 790 Context: 0.41 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 0.21 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-260 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-106) Columba High-Grade · lead #### Identity - Hole ID: CDH-26-260 - Project: Columba High-Grade - Commodity: lead - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0.3 - Grade Unit: % - Intercept: 0.41 m - True Width: 0.21 m - From: 435.26 m - To: 435.67 m - Intercept Depth: 435.26 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-260:435.26-435.67 - Mining Method: underground #### Location - Location: Lupe Vein System - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: The lead grade of 0.3% in this narrow sub-interval is weak but contributes to the polymetallic nature of the mineralization. - Positive factor: True Width Disclosed - Negative factor: Narrow Intercept Width - Negative factor: Cut-off Undisclosed Evidence · table > 0.3 Context: 0.41 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 0.21 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-260 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-107) Columba High-Grade · zinc #### Identity - Hole ID: CDH-26-260 - Project: Columba High-Grade - Commodity: zinc - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 1 - Grade Unit: % - Intercept: 0.41 m - True Width: 0.21 m - From: 435.26 m - To: 435.67 m - Intercept Depth: 435.26 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-260:435.26-435.67 - Mining Method: underground #### Location - Location: Lupe Vein System - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: A moderate zinc grade of 1.0% in this narrow sub-interval adds to the polymetallic value. - Positive factor: Moderate Zinc Grade - Positive factor: True Width Disclosed - Negative factor: Narrow Intercept Width - Negative factor: Cut-off Undisclosed Evidence · table > 1.0 Context: 0.41 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 0.21 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-260 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-108) Columba High-Grade · silver #### Identity - Hole ID: CDH-26-260 - Project: Columba High-Grade - Commodity: silver - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 138 - Grade Unit: g/t - Intercept: 3 m - True Width: 1.5 m - From: 406 m - To: 409 m - Intercept Depth: 406 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-260:406-409 - Mining Method: underground #### Location - Location: Lupe Vein System - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: A moderate silver grade of 138 gpt over 3 meters, with a true width of 1.5 meters, indicates mineralization within the Lupe Vein system. - Positive factor: Moderate Silver Grade - Positive factor: True Width Disclosed - Negative factor: Cut-off Undisclosed Evidence · table > 138 Context: 3.00 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 1.5 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-260 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-109) Columba High-Grade · lead #### Identity - Hole ID: CDH-26-260 - Project: Columba High-Grade - Commodity: lead - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0 - Grade Unit: % - Intercept: 3 m - True Width: 1.5 m - From: 406 m - To: 409 m - Intercept Depth: 406 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-260:406-409 - Mining Method: underground #### Location - Location: Lupe Vein System - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: The lead grade of 0.0% in this interval is weak, indicating minimal lead mineralization. - Positive factor: True Width Disclosed - Negative factor: Weak Lead Grade - Negative factor: Cut-off Undisclosed Evidence · table > 0.0 Context: 3.00 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 1.5 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-260 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-110) Columba High-Grade · zinc #### Identity - Hole ID: CDH-26-260 - Project: Columba High-Grade - Commodity: zinc - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0.2 - Grade Unit: % - Intercept: 3 m - True Width: 1.5 m - From: 406 m - To: 409 m - Intercept Depth: 406 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-260:406-409 - Mining Method: underground #### Location - Location: Lupe Vein System - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: The zinc grade of 0.2% in this interval is weak but indicates the polymetallic nature of the mineralization. - Positive factor: True Width Disclosed - Negative factor: Weak Zinc Grade - Negative factor: Cut-off Undisclosed Evidence · table > 0.2 Context: 3.00 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 1.5 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-262 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-111) Columba High-Grade · silver #### Identity - Hole ID: CDH-26-262 - Project: Columba High-Grade - Commodity: silver - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 138 - Grade Unit: g/t - Intercept: 3 m - True Width: 1.29 m - From: 406 m - To: 409 m - Intercept Depth: 406 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-262:406-409 - Mining Method: underground #### Location - Location: Lupe Vein System - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: A moderate silver grade of 138 gpt over 3 meters, with a true width of 1.29 meters, indicates mineralization within the Lupe Vein system. - Positive factor: Moderate Silver Grade - Positive factor: True Width Disclosed - Negative factor: Cut-off Undisclosed Evidence · table > 138 Context: 3.00 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 1.29 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-262 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-112) Columba High-Grade · lead #### Identity - Hole ID: CDH-26-262 - Project: Columba High-Grade - Commodity: lead - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0 - Grade Unit: % - Intercept: 3 m - True Width: 1.29 m - From: 406 m - To: 409 m - Intercept Depth: 406 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-262:406-409 - Mining Method: underground #### Location - Location: Lupe Vein System - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: The lead grade of 0.0% in this interval is weak, indicating minimal lead mineralization. - Positive factor: True Width Disclosed - Negative factor: Weak Lead Grade - Negative factor: Cut-off Undisclosed Evidence · table > 0.0 Context: 3.00 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 1.29 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### CDH-26-262 [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-113) Columba High-Grade · zinc #### Identity - Hole ID: CDH-26-262 - Project: Columba High-Grade - Commodity: zinc - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0.2 - Grade Unit: % - Intercept: 3 m - True Width: 1.29 m - From: 406 m - To: 409 m - Intercept Depth: 406 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill - Group ID: CDH-26-262:406-409 - Mining Method: underground #### Location - Location: Lupe Vein System - Loc. Source: document #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: The zinc grade of 0.2% in this interval is weak but indicates the polymetallic nature of the mineralization. - Positive factor: True Width Disclosed - Negative factor: Weak Zinc Grade - Negative factor: Cut-off Undisclosed Evidence · table > 0.2 Context: 3.00 #### Tags used in scoring **True Width Disclosed** Polarity: positive Definition: Actual thickness perpendicular to structure is stated, not just downhole length. Why it applies: true\_width\_m is 1.29 **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### Incl. [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-114) Columba High-Grade · silver #### Identity - Hole ID: Incl. - Project: Columba High-Grade - Commodity: silver - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 755 - Grade Unit: g/t - Intercept: 1.8 m - From: 415 m - To: 416.8 m - Intercept Depth: 415 m #### Classification - Deposit Type: epithermal - Sample Type: drill - Group ID: Incl.:415-416.8 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: Expanded from assay table. 755 g/t silver is exceptional against the default band \[500, 200, 100, 30\] g/t. Grade×width 1359.0 g/t·m is moderate \(grade alone is exceptional; the better of the two is used\). - Positive factor: 755 g/t silver is exceptional on the default band. - Negative factor: Scored from rubric bands during table expansion, not from document context. Evidence · table > 755 Context: Incl. #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### Incl. [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-115) Columba High-Grade · lead #### Identity - Hole ID: Incl. - Project: Columba High-Grade - Commodity: lead - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0.1 - Grade Unit: % - Intercept: 1.8 m - From: 415 m - To: 416.8 m - Intercept Depth: 415 m #### Classification - Deposit Type: epithermal - Sample Type: drill - Group ID: Incl.:415-416.8 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: Expanded from assay table. 0.1 % lead is below against the default band \[10, 6, 3, 1\] %. Grade×width 0.2 %·m is below. - Negative factor: 0.1 % lead is below the weak threshold \(1 %\) on the default band. - Negative factor: Scored from rubric bands during table expansion, not from document context. Evidence · table > 0.1 Context: Incl. #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### Incl. [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-116) Columba High-Grade · zinc #### Identity - Hole ID: Incl. - Project: Columba High-Grade - Commodity: zinc - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0.8 - Grade Unit: % - Intercept: 1.8 m - From: 415 m - To: 416.8 m - Intercept Depth: 415 m #### Classification - Deposit Type: epithermal - Sample Type: drill - Group ID: Incl.:415-416.8 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: Expanded from assay table. 0.8 % zinc is below against the default band \[18, 10, 5, 2\] %. Grade×width 1.4 %·m is below. - Negative factor: 0.8 % zinc is below the weak threshold \(2 %\) on the default band. - Negative factor: Scored from rubric bands during table expansion, not from document context. Evidence · table > 0.8 Context: Incl. #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### Incl. [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-117) Columba High-Grade · silver #### Identity - Hole ID: Incl. - Project: Columba High-Grade - Commodity: silver - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 1165 - Grade Unit: g/t - Intercept: 0.83 m - From: 415.97 m - To: 416.8 m - Intercept Depth: 415.97 m #### Classification - Deposit Type: epithermal - Sample Type: drill - Group ID: Incl.:415.97-416.8 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: Expanded from assay table. 1165 g/t silver is exceptional against the default band \[500, 200, 100, 30\] g/t. Grade×width 966.9 g/t·m is weak \(grade alone is exceptional; the better of the two is used\). - Positive factor: 1165 g/t silver is exceptional on the default band. - Negative factor: Scored from rubric bands during table expansion, not from document context. Evidence · table > 1,165 Context: Incl. #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### Incl. [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-118) Columba High-Grade · lead #### Identity - Hole ID: Incl. - Project: Columba High-Grade - Commodity: lead - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0.2 - Grade Unit: % - Intercept: 0.83 m - From: 415.97 m - To: 416.8 m - Intercept Depth: 415.97 m #### Classification - Deposit Type: epithermal - Sample Type: drill - Group ID: Incl.:415.97-416.8 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: Expanded from assay table. 0.2 % lead is below against the default band \[10, 6, 3, 1\] %. Grade×width 0.2 %·m is below. - Negative factor: 0.2 % lead is below the weak threshold \(1 %\) on the default band. - Negative factor: Scored from rubric bands during table expansion, not from document context. Evidence · table > 0.2 Context: Incl. #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### Incl. [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-119) Columba High-Grade · zinc #### Identity - Hole ID: Incl. - Project: Columba High-Grade - Commodity: zinc - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 1.3 - Grade Unit: % - Intercept: 0.83 m - From: 415.97 m - To: 416.8 m - Intercept Depth: 415.97 m #### Classification - Deposit Type: epithermal - Sample Type: drill - Group ID: Incl.:415.97-416.8 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: Expanded from assay table. 1.3 % zinc is below against the default band \[18, 10, 5, 2\] %. Grade×width 1.1 %·m is below. - Negative factor: 1.3 % zinc is below the weak threshold \(2 %\) on the default band. - Negative factor: Scored from rubric bands during table expansion, not from document context. Evidence · table > 1.3 Context: Incl. #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### AND [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-120) B vein · silver #### Identity - Hole ID: AND - Project: B vein - Commodity: silver - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 166 - Grade Unit: g/t - Intercept: 8.5 m - From: 467 m - To: 475.5 m - Intercept Depth: 467 m #### Classification - Deposit Type: epithermal - Sample Type: drill - Group ID: AND:467-475.5 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: Expanded from assay table. 166 g/t silver is moderate against the default band \[500, 200, 100, 30\] g/t. Grade×width 1411.0 g/t·m is moderate. - Negative factor: Scored from rubric bands during table expansion, not from document context. Evidence · table > 166 Context: AND #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### AND [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-121) B vein · lead #### Identity - Hole ID: AND - Project: B vein - Commodity: lead - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0 - Grade Unit: % - Intercept: 8.5 m - From: 467 m - To: 475.5 m - Intercept Depth: 467 m #### Classification - Deposit Type: epithermal - Sample Type: drill - Group ID: AND:467-475.5 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: Expanded from assay table. 0 % lead is below against the default band \[10, 6, 3, 1\] %. Grade×width 0.0 %·m is below. - Negative factor: 0 % lead is below the weak threshold \(1 %\) on the default band. - Negative factor: Scored from rubric bands during table expansion, not from document context. Evidence · table > 0.0 Context: AND #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### AND [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-122) B vein · zinc #### Identity - Hole ID: AND - Project: B vein - Commodity: zinc - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0.2 - Grade Unit: % - Intercept: 8.5 m - From: 467 m - To: 475.5 m - Intercept Depth: 467 m #### Classification - Deposit Type: epithermal - Sample Type: drill - Group ID: AND:467-475.5 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: Expanded from assay table. 0.2 % zinc is below against the default band \[18, 10, 5, 2\] %. Grade×width 1.7 %·m is below. - Negative factor: 0.2 % zinc is below the weak threshold \(2 %\) on the default band. - Negative factor: Scored from rubric bands during table expansion, not from document context. Evidence · table > 0.2 Context: AND #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### AND [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-123) B vein · silver #### Identity - Hole ID: AND - Project: B vein - Commodity: silver - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 28 - Grade Unit: g/t - Intercept: 24 m - From: 656 m - To: 680 m - Intercept Depth: 656 m #### Classification - Deposit Type: epithermal - Sample Type: drill - Group ID: AND:656-680 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: Expanded from assay table. 28 g/t silver is weak against the default band \[500, 200, 100, 30\] g/t. Grade×width 672.0 g/t·m is weak \(grade alone is below; the better of the two is used\). - Negative factor: Scored from rubric bands during table expansion, not from document context. Evidence · table > 28 Context: AND #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### AND [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-124) B vein · lead #### Identity - Hole ID: AND - Project: B vein - Commodity: lead - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0.5 - Grade Unit: % - Intercept: 24 m - From: 656 m - To: 680 m - Intercept Depth: 656 m #### Classification - Deposit Type: epithermal - Sample Type: drill - Group ID: AND:656-680 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: Expanded from assay table. 0.5 % lead is weak against the default band \[10, 6, 3, 1\] %. Grade×width 12.0 %·m is weak \(grade alone is below; the better of the two is used\). - Negative factor: Scored from rubric bands during table expansion, not from document context. Evidence · table > 0.5 Context: AND #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### AND [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-125) B vein · zinc #### Identity - Hole ID: AND - Project: B vein - Commodity: zinc - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0.7 - Grade Unit: % - Intercept: 24 m - From: 656 m - To: 680 m - Intercept Depth: 656 m #### Classification - Deposit Type: epithermal - Sample Type: drill - Group ID: AND:656-680 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: Expanded from assay table. 0.7 % zinc is weak against the default band \[18, 10, 5, 2\] %. Grade×width 16.8 %·m is weak \(grade alone is below; the better of the two is used\). - Negative factor: Scored from rubric bands during table expansion, not from document context. Evidence · table > 0.7 Context: AND #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### Incl. [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-126) Columba High-Grade · silver #### Identity - Hole ID: Incl. - Project: Columba High-Grade - Commodity: silver - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 393 - Grade Unit: g/t - Intercept: 13.78 m - From: 306 m - To: 319.78 m - Intercept Depth: 306 m #### Classification - Deposit Type: epithermal - Sample Type: drill - Group ID: Incl.:306-319.78 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: Expanded from assay table. 393 g/t silver is strong against the default band \[500, 200, 100, 30\] g/t. Grade×width 5415.5 g/t·m is strong. - Positive factor: 393 g/t silver is strong on the default band. - Negative factor: Scored from rubric bands during table expansion, not from document context. Evidence · table > 393 Context: Incl. #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### Incl. [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-127) Columba High-Grade · lead #### Identity - Hole ID: Incl. - Project: Columba High-Grade - Commodity: lead - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0.2 - Grade Unit: % - Intercept: 13.78 m - From: 306 m - To: 319.78 m - Intercept Depth: 306 m #### Classification - Deposit Type: epithermal - Sample Type: drill - Group ID: Incl.:306-319.78 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: Expanded from assay table. 0.2 % lead is below against the default band \[10, 6, 3, 1\] %. Grade×width 2.8 %·m is below. - Negative factor: 0.2 % lead is below the weak threshold \(1 %\) on the default band. - Negative factor: Scored from rubric bands during table expansion, not from document context. Evidence · table > 0.2 Context: Incl. #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### Incl. [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-128) Columba High-Grade · zinc #### Identity - Hole ID: Incl. - Project: Columba High-Grade - Commodity: zinc - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0.5 - Grade Unit: % - Intercept: 13.78 m - From: 306 m - To: 319.78 m - Intercept Depth: 306 m #### Classification - Deposit Type: epithermal - Sample Type: drill - Group ID: Incl.:306-319.78 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: Expanded from assay table. 0.5 % zinc is below against the default band \[18, 10, 5, 2\] %. Grade×width 6.9 %·m is below. - Negative factor: 0.5 % zinc is below the weak threshold \(2 %\) on the default band. - Negative factor: Scored from rubric bands during table expansion, not from document context. Evidence · table > 0.5 Context: Incl. #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### Incl. [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-129) Columba High-Grade · silver #### Identity - Hole ID: Incl. - Project: Columba High-Grade - Commodity: silver - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 401 - Grade Unit: g/t - Intercept: 8.2 m - From: 307.5 m - To: 315.7 m - Intercept Depth: 307.5 m #### Classification - Deposit Type: epithermal - Sample Type: drill - Group ID: Incl.:307.5-315.7 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: Expanded from assay table. 401 g/t silver is strong against the default band \[500, 200, 100, 30\] g/t. Grade×width 3288.2 g/t·m is strong. - Positive factor: 401 g/t silver is strong on the default band. - Negative factor: Scored from rubric bands during table expansion, not from document context. Evidence · table > 401 Context: Incl. #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### Incl. [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-130) Columba High-Grade · lead #### Identity - Hole ID: Incl. - Project: Columba High-Grade - Commodity: lead - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0.3 - Grade Unit: % - Intercept: 8.2 m - From: 307.5 m - To: 315.7 m - Intercept Depth: 307.5 m #### Classification - Deposit Type: epithermal - Sample Type: drill - Group ID: Incl.:307.5-315.7 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: Expanded from assay table. 0.3 % lead is below against the default band \[10, 6, 3, 1\] %. Grade×width 2.5 %·m is below. - Negative factor: 0.3 % lead is below the weak threshold \(1 %\) on the default band. - Negative factor: Scored from rubric bands during table expansion, not from document context. Evidence · table > 0.3 Context: Incl. #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### Incl. [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-131) Columba High-Grade · zinc #### Identity - Hole ID: Incl. - Project: Columba High-Grade - Commodity: zinc - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0.6 - Grade Unit: % - Intercept: 8.2 m - From: 307.5 m - To: 315.7 m - Intercept Depth: 307.5 m #### Classification - Deposit Type: epithermal - Sample Type: drill - Group ID: Incl.:307.5-315.7 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: Expanded from assay table. 0.6 % zinc is below against the default band \[18, 10, 5, 2\] %. Grade×width 4.9 %·m is below. - Negative factor: 0.6 % zinc is below the weak threshold \(2 %\) on the default band. - Negative factor: Scored from rubric bands during table expansion, not from document context. Evidence · table > 0.6 Context: Incl. #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### Incl. [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-132) Columba High-Grade · silver #### Identity - Hole ID: Incl. - Project: Columba High-Grade - Commodity: silver - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 770 - Grade Unit: g/t - Intercept: 1.62 m - From: 314.08 m - To: 315.7 m - Intercept Depth: 314.08 m #### Classification - Deposit Type: epithermal - Sample Type: drill - Group ID: Incl.:314.08-315.7 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: Expanded from assay table. 770 g/t silver is exceptional against the default band \[500, 200, 100, 30\] g/t. Grade×width 1247.4 g/t·m is moderate \(grade alone is exceptional; the better of the two is used\). - Positive factor: 770 g/t silver is exceptional on the default band. - Negative factor: Scored from rubric bands during table expansion, not from document context. Evidence · table > 770 Context: Incl. #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### Incl. [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-133) Columba High-Grade · lead #### Identity - Hole ID: Incl. - Project: Columba High-Grade - Commodity: lead - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0.7 - Grade Unit: % - Intercept: 1.62 m - From: 314.08 m - To: 315.7 m - Intercept Depth: 314.08 m #### Classification - Deposit Type: epithermal - Sample Type: drill - Group ID: Incl.:314.08-315.7 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: Expanded from assay table. 0.7 % lead is below against the default band \[10, 6, 3, 1\] %. Grade×width 1.1 %·m is below. - Negative factor: 0.7 % lead is below the weak threshold \(1 %\) on the default band. - Negative factor: Scored from rubric bands during table expansion, not from document context. Evidence · table > 0.7 Context: Incl. #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### Incl. [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-134) Columba High-Grade · zinc #### Identity - Hole ID: Incl. - Project: Columba High-Grade - Commodity: zinc - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0.7 - Grade Unit: % - Intercept: 1.62 m - From: 314.08 m - To: 315.7 m - Intercept Depth: 314.08 m #### Classification - Deposit Type: epithermal - Sample Type: drill - Group ID: Incl.:314.08-315.7 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: Expanded from assay table. 0.7 % zinc is below against the default band \[18, 10, 5, 2\] %. Grade×width 1.1 %·m is below. - Negative factor: 0.7 % zinc is below the weak threshold \(2 %\) on the default band. - Negative factor: Scored from rubric bands during table expansion, not from document context. Evidence · table > 0.7 Context: Incl. #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### Incl. [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-135) Columba High-Grade · silver #### Identity - Hole ID: Incl. - Project: Columba High-Grade - Commodity: silver - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 717 - Grade Unit: g/t - Intercept: 2.18 m - From: 316.34 m - To: 318.52 m - Intercept Depth: 316.34 m #### Classification - Deposit Type: epithermal - Sample Type: drill - Group ID: Incl.:316.34-318.52 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: Expanded from assay table. 717 g/t silver is exceptional against the default band \[500, 200, 100, 30\] g/t. Grade×width 1563.1 g/t·m is moderate \(grade alone is exceptional; the better of the two is used\). - Positive factor: 717 g/t silver is exceptional on the default band. - Negative factor: Scored from rubric bands during table expansion, not from document context. Evidence · table > 717 Context: Incl. #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### Incl. [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-136) Columba High-Grade · lead #### Identity - Hole ID: Incl. - Project: Columba High-Grade - Commodity: lead - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0.1 - Grade Unit: % - Intercept: 2.18 m - From: 316.34 m - To: 318.52 m - Intercept Depth: 316.34 m #### Classification - Deposit Type: epithermal - Sample Type: drill - Group ID: Incl.:316.34-318.52 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: Expanded from assay table. 0.1 % lead is below against the default band \[10, 6, 3, 1\] %. Grade×width 0.2 %·m is below. - Negative factor: 0.1 % lead is below the weak threshold \(1 %\) on the default band. - Negative factor: Scored from rubric bands during table expansion, not from document context. Evidence · table > 0.1 Context: Incl. #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### Incl. [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-137) Columba High-Grade · zinc #### Identity - Hole ID: Incl. - Project: Columba High-Grade - Commodity: zinc - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0.5 - Grade Unit: % - Intercept: 2.18 m - From: 316.34 m - To: 318.52 m - Intercept Depth: 316.34 m #### Classification - Deposit Type: epithermal - Sample Type: drill - Group ID: Incl.:316.34-318.52 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: Expanded from assay table. 0.5 % zinc is below against the default band \[18, 10, 5, 2\] %. Grade×width 1.1 %·m is below. - Negative factor: 0.5 % zinc is below the weak threshold \(2 %\) on the default band. - Negative factor: Scored from rubric bands during table expansion, not from document context. Evidence · table > 0.5 Context: Incl. #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### \(sub-interval\) [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-138) Columba High-Grade · silver #### Identity - Hole ID: \(sub-interval\) - Project: Columba High-Grade - Commodity: silver - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 1425 - Grade Unit: g/t - Intercept: 0.52 m - From: 318 m - To: 318.52 m - Intercept Depth: 318 m #### Classification - Deposit Type: epithermal - Sample Type: drill - Group ID: \(sub-interval\):318-318.52 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: Expanded from assay table. 1425 g/t silver is exceptional against the default band \[500, 200, 100, 30\] g/t. Grade×width 741.0 g/t·m is weak \(grade alone is exceptional; the better of the two is used\). - Positive factor: 1425 g/t silver is exceptional on the default band. - Negative factor: Scored from rubric bands during table expansion, not from document context. Evidence · table > 1,425 Context: \(sub-interval\) #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### \(sub-interval\) [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-139) Columba High-Grade · lead #### Identity - Hole ID: \(sub-interval\) - Project: Columba High-Grade - Commodity: lead - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0.3 - Grade Unit: % - Intercept: 0.52 m - From: 318 m - To: 318.52 m - Intercept Depth: 318 m #### Classification - Deposit Type: epithermal - Sample Type: drill - Group ID: \(sub-interval\):318-318.52 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: Expanded from assay table. 0.3 % lead is below against the default band \[10, 6, 3, 1\] %. Grade×width 0.2 %·m is below. - Negative factor: 0.3 % lead is below the weak threshold \(1 %\) on the default band. - Negative factor: Scored from rubric bands during table expansion, not from document context. Evidence · table > 0.3 Context: \(sub-interval\) #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### \(sub-interval\) [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-140) Columba High-Grade · zinc #### Identity - Hole ID: \(sub-interval\) - Project: Columba High-Grade - Commodity: zinc - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0.8 - Grade Unit: % - Intercept: 0.52 m - From: 318 m - To: 318.52 m - Intercept Depth: 318 m #### Classification - Deposit Type: epithermal - Sample Type: drill - Group ID: \(sub-interval\):318-318.52 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: Expanded from assay table. 0.8 % zinc is below against the default band \[18, 10, 5, 2\] %. Grade×width 0.4 %·m is below. - Negative factor: 0.8 % zinc is below the weak threshold \(2 %\) on the default band. - Negative factor: Scored from rubric bands during table expansion, not from document context. Evidence · table > 0.8 Context: \(sub-interval\) #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### AND [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-141) B vein · silver #### Identity - Hole ID: AND - Project: B vein - Commodity: silver - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 759 - Grade Unit: g/t - Intercept: 6.02 m - From: 378.68 m - To: 384.7 m - Intercept Depth: 378.68 m #### Classification - Deposit Type: epithermal - Sample Type: drill - Group ID: AND:378.68-384.7 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: Expanded from assay table. 759 g/t silver is exceptional against the default band \[500, 200, 100, 30\] g/t. Grade×width 4569.2 g/t·m is strong \(grade alone is exceptional; the better of the two is used\). - Positive factor: 759 g/t silver is exceptional on the default band. - Negative factor: Scored from rubric bands during table expansion, not from document context. Evidence · table > 759 Context: AND #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### AND [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-142) B vein · lead #### Identity - Hole ID: AND - Project: B vein - Commodity: lead - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0.6 - Grade Unit: % - Intercept: 6.02 m - From: 378.68 m - To: 384.7 m - Intercept Depth: 378.68 m #### Classification - Deposit Type: epithermal - Sample Type: drill - Group ID: AND:378.68-384.7 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: Expanded from assay table. 0.6 % lead is below against the default band \[10, 6, 3, 1\] %. Grade×width 3.6 %·m is below. - Negative factor: 0.6 % lead is below the weak threshold \(1 %\) on the default band. - Negative factor: Scored from rubric bands during table expansion, not from document context. Evidence · table > 0.6 Context: AND #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### AND [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-143) B vein · zinc #### Identity - Hole ID: AND - Project: B vein - Commodity: zinc - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 1 - Grade Unit: % - Intercept: 6.02 m - From: 378.68 m - To: 384.7 m - Intercept Depth: 378.68 m #### Classification - Deposit Type: epithermal - Sample Type: drill - Group ID: AND:378.68-384.7 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: Expanded from assay table. 1 % zinc is below against the default band \[18, 10, 5, 2\] %. Grade×width 6.0 %·m is below. - Negative factor: 1 % zinc is below the weak threshold \(2 %\) on the default band. - Negative factor: Scored from rubric bands during table expansion, not from document context. Evidence · table > 1.0 Context: AND #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### Incl. [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-144) Columba High-Grade · silver #### Identity - Hole ID: Incl. - Project: Columba High-Grade - Commodity: silver - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 1184 - Grade Unit: g/t - Intercept: 2.92 m - From: 378.68 m - To: 381.6 m - Intercept Depth: 378.68 m #### Classification - Deposit Type: epithermal - Sample Type: drill - Group ID: Incl.:378.68-381.6 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: Expanded from assay table. 1184 g/t silver is exceptional against the default band \[500, 200, 100, 30\] g/t. Grade×width 3457.3 g/t·m is strong \(grade alone is exceptional; the better of the two is used\). - Positive factor: 1184 g/t silver is exceptional on the default band. - Negative factor: Scored from rubric bands during table expansion, not from document context. Evidence · table > 1,184 Context: Incl. #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### Incl. [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-145) Columba High-Grade · lead #### Identity - Hole ID: Incl. - Project: Columba High-Grade - Commodity: lead - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0.6 - Grade Unit: % - Intercept: 2.92 m - From: 378.68 m - To: 381.6 m - Intercept Depth: 378.68 m #### Classification - Deposit Type: epithermal - Sample Type: drill - Group ID: Incl.:378.68-381.6 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: Expanded from assay table. 0.6 % lead is below against the default band \[10, 6, 3, 1\] %. Grade×width 1.8 %·m is below. - Negative factor: 0.6 % lead is below the weak threshold \(1 %\) on the default band. - Negative factor: Scored from rubric bands during table expansion, not from document context. Evidence · table > 0.6 Context: Incl. #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### Incl. [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-146) Columba High-Grade · zinc #### Identity - Hole ID: Incl. - Project: Columba High-Grade - Commodity: zinc - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0.8 - Grade Unit: % - Intercept: 2.92 m - From: 378.68 m - To: 381.6 m - Intercept Depth: 378.68 m #### Classification - Deposit Type: epithermal - Sample Type: drill - Group ID: Incl.:378.68-381.6 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: Expanded from assay table. 0.8 % zinc is below against the default band \[18, 10, 5, 2\] %. Grade×width 2.3 %·m is below. - Negative factor: 0.8 % zinc is below the weak threshold \(2 %\) on the default band. - Negative factor: Scored from rubric bands during table expansion, not from document context. Evidence · table > 0.8 Context: Incl. #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### \(sub-interval\) [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-147) Columba High-Grade · silver #### Identity - Hole ID: \(sub-interval\) - Project: Columba High-Grade - Commodity: silver - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 4040 - Grade Unit: g/t - Intercept: 0.3 m - From: 379.96 m - To: 380.26 m - Intercept Depth: 379.96 m #### Classification - Deposit Type: epithermal - Sample Type: drill - Group ID: \(sub-interval\):379.96-380.26 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: Expanded from assay table. 4040 g/t silver is exceptional against the default band \[500, 200, 100, 30\] g/t. Grade×width 1212.0 g/t·m is moderate \(grade alone is exceptional; the better of the two is used\). - Positive factor: 4040 g/t silver is exceptional on the default band. - Negative factor: Scored from rubric bands during table expansion, not from document context. Evidence · table > 4,040 Context: \(sub-interval\) #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### \(sub-interval\) [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-148) Columba High-Grade · lead #### Identity - Hole ID: \(sub-interval\) - Project: Columba High-Grade - Commodity: lead - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 3.2 - Grade Unit: % - Intercept: 0.3 m - From: 379.96 m - To: 380.26 m - Intercept Depth: 379.96 m #### Classification - Deposit Type: epithermal - Sample Type: drill - Group ID: \(sub-interval\):379.96-380.26 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: Expanded from assay table. 3.2 % lead is moderate against the default band \[10, 6, 3, 1\] %. Grade×width 1.0 %·m is below \(grade alone is moderate; the better of the two is used\). - Negative factor: Scored from rubric bands during table expansion, not from document context. Evidence · table > 3.2 Context: \(sub-interval\) #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### \(sub-interval\) [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-149) Columba High-Grade · zinc #### Identity - Hole ID: \(sub-interval\) - Project: Columba High-Grade - Commodity: zinc - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 1.3 - Grade Unit: % - Intercept: 0.3 m - From: 379.96 m - To: 380.26 m - Intercept Depth: 379.96 m #### Classification - Deposit Type: epithermal - Sample Type: drill - Group ID: \(sub-interval\):379.96-380.26 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: Expanded from assay table. 1.3 % zinc is below against the default band \[18, 10, 5, 2\] %. Grade×width 0.4 %·m is below. - Negative factor: 1.3 % zinc is below the weak threshold \(2 %\) on the default band. - Negative factor: Scored from rubric bands during table expansion, not from document context. Evidence · table > 1.3 Context: \(sub-interval\) #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### Incl. [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-150) Columba High-Grade · silver #### Identity - Hole ID: Incl. - Project: Columba High-Grade - Commodity: silver - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 293 - Grade Unit: g/t - Intercept: 9 m - From: 440 m - To: 449 m - Intercept Depth: 440 m #### Classification - Deposit Type: epithermal - Sample Type: drill - Group ID: Incl.:440-449 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: Expanded from assay table. 293 g/t silver is strong against the default band \[500, 200, 100, 30\] g/t. Grade×width 2637.0 g/t·m is moderate \(grade alone is strong; the better of the two is used\). - Positive factor: 293 g/t silver is strong on the default band. - Negative factor: Scored from rubric bands during table expansion, not from document context. Evidence · table > 293 Context: Incl. #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### Incl. [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-151) Columba High-Grade · lead #### Identity - Hole ID: Incl. - Project: Columba High-Grade - Commodity: lead - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 1.7 - Grade Unit: % - Intercept: 9 m - From: 440 m - To: 449 m - Intercept Depth: 440 m #### Classification - Deposit Type: epithermal - Sample Type: drill - Group ID: Incl.:440-449 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: Expanded from assay table. 1.7 % lead is weak against the default band \[10, 6, 3, 1\] %. Grade×width 15.3 %·m is weak. - Negative factor: Scored from rubric bands during table expansion, not from document context. Evidence · table > 1.7 Context: Incl. #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### Incl. [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-152) Columba High-Grade · zinc #### Identity - Hole ID: Incl. - Project: Columba High-Grade - Commodity: zinc - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0.9 - Grade Unit: % - Intercept: 9 m - From: 440 m - To: 449 m - Intercept Depth: 440 m #### Classification - Deposit Type: epithermal - Sample Type: drill - Group ID: Incl.:440-449 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: Expanded from assay table. 0.9 % zinc is below against the default band \[18, 10, 5, 2\] %. Grade×width 8.1 %·m is below. - Negative factor: 0.9 % zinc is below the weak threshold \(2 %\) on the default band. - Negative factor: Scored from rubric bands during table expansion, not from document context. Evidence · table > 0.9 Context: Incl. #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### Incl. [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-153) Columba High-Grade · silver #### Identity - Hole ID: Incl. - Project: Columba High-Grade - Commodity: silver - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 360 - Grade Unit: g/t - Intercept: 5.3 m - From: 442.5 m - To: 447.8 m - Intercept Depth: 442.5 m #### Classification - Deposit Type: epithermal - Sample Type: drill - Group ID: Incl.:442.5-447.8 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: Expanded from assay table. 360 g/t silver is strong against the default band \[500, 200, 100, 30\] g/t. Grade×width 1908.0 g/t·m is moderate \(grade alone is strong; the better of the two is used\). - Positive factor: 360 g/t silver is strong on the default band. - Negative factor: Scored from rubric bands during table expansion, not from document context. Evidence · table > 360 Context: Incl. #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### Incl. [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-154) Columba High-Grade · lead #### Identity - Hole ID: Incl. - Project: Columba High-Grade - Commodity: lead - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 2.9 - Grade Unit: % - Intercept: 5.3 m - From: 442.5 m - To: 447.8 m - Intercept Depth: 442.5 m #### Classification - Deposit Type: epithermal - Sample Type: drill - Group ID: Incl.:442.5-447.8 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: Expanded from assay table. 2.9 % lead is weak against the default band \[10, 6, 3, 1\] %. Grade×width 15.4 %·m is weak. - Negative factor: Scored from rubric bands during table expansion, not from document context. Evidence · table > 2.9 Context: Incl. #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### Incl. [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-155) Columba High-Grade · zinc #### Identity - Hole ID: Incl. - Project: Columba High-Grade - Commodity: zinc - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 1.3 - Grade Unit: % - Intercept: 5.3 m - From: 442.5 m - To: 447.8 m - Intercept Depth: 442.5 m #### Classification - Deposit Type: epithermal - Sample Type: drill - Group ID: Incl.:442.5-447.8 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: Expanded from assay table. 1.3 % zinc is below against the default band \[18, 10, 5, 2\] %. Grade×width 6.9 %·m is below. - Negative factor: 1.3 % zinc is below the weak threshold \(2 %\) on the default band. - Negative factor: Scored from rubric bands during table expansion, not from document context. Evidence · table > 1.3 Context: Incl. #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### Incl. [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-156) Columba High-Grade · silver #### Identity - Hole ID: Incl. - Project: Columba High-Grade - Commodity: silver - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 370 - Grade Unit: g/t - Intercept: 3.8 m - From: 444 m - To: 447.8 m - Intercept Depth: 444 m #### Classification - Deposit Type: epithermal - Sample Type: drill - Group ID: Incl.:444-447.8 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: Expanded from assay table. 370 g/t silver is strong against the default band \[500, 200, 100, 30\] g/t. Grade×width 1406.0 g/t·m is moderate \(grade alone is strong; the better of the two is used\). - Positive factor: 370 g/t silver is strong on the default band. - Negative factor: Scored from rubric bands during table expansion, not from document context. Evidence · table > 370 Context: Incl. #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### Incl. [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-157) Columba High-Grade · lead #### Identity - Hole ID: Incl. - Project: Columba High-Grade - Commodity: lead - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 4 - Grade Unit: % - Intercept: 3.8 m - From: 444 m - To: 447.8 m - Intercept Depth: 444 m #### Classification - Deposit Type: epithermal - Sample Type: drill - Group ID: Incl.:444-447.8 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: Expanded from assay table. 4 % lead is moderate against the default band \[10, 6, 3, 1\] %. Grade×width 15.2 %·m is weak \(grade alone is moderate; the better of the two is used\). - Negative factor: Scored from rubric bands during table expansion, not from document context. Evidence · table > 4.0 Context: Incl. #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### Incl. [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-158) Columba High-Grade · zinc #### Identity - Hole ID: Incl. - Project: Columba High-Grade - Commodity: zinc - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 1.7 - Grade Unit: % - Intercept: 3.8 m - From: 444 m - To: 447.8 m - Intercept Depth: 444 m #### Classification - Deposit Type: epithermal - Sample Type: drill - Group ID: Incl.:444-447.8 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: Expanded from assay table. 1.7 % zinc is below against the default band \[18, 10, 5, 2\] %. Grade×width 6.5 %·m is below. - Negative factor: 1.7 % zinc is below the weak threshold \(2 %\) on the default band. - Negative factor: Scored from rubric bands during table expansion, not from document context. Evidence · table > 1.7 Context: Incl. #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### \(sub-interval\) [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-159) Columba High-Grade · silver #### Identity - Hole ID: \(sub-interval\) - Project: Columba High-Grade - Commodity: silver - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 628 - Grade Unit: g/t - Intercept: 0.8 m - From: 447 m - To: 447.8 m - Intercept Depth: 447 m #### Classification - Deposit Type: epithermal - Sample Type: drill - Group ID: \(sub-interval\):447-447.8 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: Expanded from assay table. 628 g/t silver is exceptional against the default band \[500, 200, 100, 30\] g/t. Grade×width 502.4 g/t·m is weak \(grade alone is exceptional; the better of the two is used\). - Positive factor: 628 g/t silver is exceptional on the default band. - Negative factor: Scored from rubric bands during table expansion, not from document context. Evidence · table > 628 Context: \(sub-interval\) #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### \(sub-interval\) [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-160) Columba High-Grade · lead #### Identity - Hole ID: \(sub-interval\) - Project: Columba High-Grade - Commodity: lead - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 3.4 - Grade Unit: % - Intercept: 0.8 m - From: 447 m - To: 447.8 m - Intercept Depth: 447 m #### Classification - Deposit Type: epithermal - Sample Type: drill - Group ID: \(sub-interval\):447-447.8 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: Expanded from assay table. 3.4 % lead is moderate against the default band \[10, 6, 3, 1\] %. Grade×width 2.7 %·m is below \(grade alone is moderate; the better of the two is used\). - Negative factor: Scored from rubric bands during table expansion, not from document context. Evidence · table > 3.4 Context: \(sub-interval\) #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### \(sub-interval\) [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-161) Columba High-Grade · zinc #### Identity - Hole ID: \(sub-interval\) - Project: Columba High-Grade - Commodity: zinc - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0.6 - Grade Unit: % - Intercept: 0.8 m - From: 447 m - To: 447.8 m - Intercept Depth: 447 m #### Classification - Deposit Type: epithermal - Sample Type: drill - Group ID: \(sub-interval\):447-447.8 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: Expanded from assay table. 0.6 % zinc is below against the default band \[18, 10, 5, 2\] %. Grade×width 0.5 %·m is below. - Negative factor: 0.6 % zinc is below the weak threshold \(2 %\) on the default band. - Negative factor: Scored from rubric bands during table expansion, not from document context. Evidence · table > 0.6 Context: \(sub-interval\) #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### AND [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-162) B vein · silver #### Identity - Hole ID: AND - Project: B vein - Commodity: silver - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 51 - Grade Unit: g/t - Intercept: 58 m - From: 282 m - To: 340 m - Intercept Depth: 282 m #### Classification - Deposit Type: epithermal - Sample Type: drill - Group ID: AND:282-340 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: Expanded from assay table. 51 g/t silver is moderate against the default band \[500, 200, 100, 30\] g/t. Grade×width 2958.0 g/t·m is moderate \(grade alone is weak; the better of the two is used\). - Negative factor: Scored from rubric bands during table expansion, not from document context. Evidence · table > 51 Context: AND #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### AND [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-163) B vein · lead #### Identity - Hole ID: AND - Project: B vein - Commodity: lead - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0 - Grade Unit: % - Intercept: 58 m - From: 282 m - To: 340 m - Intercept Depth: 282 m #### Classification - Deposit Type: epithermal - Sample Type: drill - Group ID: AND:282-340 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: Expanded from assay table. 0 % lead is below against the default band \[10, 6, 3, 1\] %. Grade×width 0.0 %·m is below. - Negative factor: 0 % lead is below the weak threshold \(1 %\) on the default band. - Negative factor: Scored from rubric bands during table expansion, not from document context. Evidence · table > 0.0 Context: AND #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### AND [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-164) B vein · zinc #### Identity - Hole ID: AND - Project: B vein - Commodity: zinc - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0.1 - Grade Unit: % - Intercept: 58 m - From: 282 m - To: 340 m - Intercept Depth: 282 m #### Classification - Deposit Type: epithermal - Sample Type: drill - Group ID: AND:282-340 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: Expanded from assay table. 0.1 % zinc is below against the default band \[18, 10, 5, 2\] %. Grade×width 5.8 %·m is below. - Negative factor: 0.1 % zinc is below the weak threshold \(2 %\) on the default band. - Negative factor: Scored from rubric bands during table expansion, not from document context. Evidence · table > 0.1 Context: AND #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### Incl. [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-165) Columba High-Grade · silver #### Identity - Hole ID: Incl. - Project: Columba High-Grade - Commodity: silver - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 130 - Grade Unit: g/t - Intercept: 4 m - From: 320 m - To: 324 m - Intercept Depth: 320 m #### Classification - Deposit Type: epithermal - Sample Type: drill - Group ID: Incl.:320-324 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: Expanded from assay table. 130 g/t silver is moderate against the default band \[500, 200, 100, 30\] g/t. Grade×width 520.0 g/t·m is weak \(grade alone is moderate; the better of the two is used\). - Negative factor: Scored from rubric bands during table expansion, not from document context. Evidence · table > 130 Context: Incl. #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### Incl. [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-166) Columba High-Grade · lead #### Identity - Hole ID: Incl. - Project: Columba High-Grade - Commodity: lead - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0.1 - Grade Unit: % - Intercept: 4 m - From: 320 m - To: 324 m - Intercept Depth: 320 m #### Classification - Deposit Type: epithermal - Sample Type: drill - Group ID: Incl.:320-324 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: Expanded from assay table. 0.1 % lead is below against the default band \[10, 6, 3, 1\] %. Grade×width 0.4 %·m is below. - Negative factor: 0.1 % lead is below the weak threshold \(1 %\) on the default band. - Negative factor: Scored from rubric bands during table expansion, not from document context. Evidence · table > 0.1 Context: Incl. #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### Incl. [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-167) Columba High-Grade · zinc #### Identity - Hole ID: Incl. - Project: Columba High-Grade - Commodity: zinc - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0.2 - Grade Unit: % - Intercept: 4 m - From: 320 m - To: 324 m - Intercept Depth: 320 m #### Classification - Deposit Type: epithermal - Sample Type: drill - Group ID: Incl.:320-324 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: Expanded from assay table. 0.2 % zinc is below against the default band \[18, 10, 5, 2\] %. Grade×width 0.8 %·m is below. - Negative factor: 0.2 % zinc is below the weak threshold \(2 %\) on the default band. - Negative factor: Scored from rubric bands during table expansion, not from document context. Evidence · table > 0.2 Context: Incl. #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### AND [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-168) B vein · silver #### Identity - Hole ID: AND - Project: B vein - Commodity: silver - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 232 - Grade Unit: g/t - Intercept: 24 m - From: 407 m - To: 431 m - Intercept Depth: 407 m #### Classification - Deposit Type: epithermal - Sample Type: drill - Group ID: AND:407-431 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: Expanded from assay table. 232 g/t silver is strong against the default band \[500, 200, 100, 30\] g/t. Grade×width 5568.0 g/t·m is strong. - Positive factor: 232 g/t silver is strong on the default band. - Negative factor: Scored from rubric bands during table expansion, not from document context. Evidence · table > 232 Context: AND #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### AND [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-169) B vein · lead #### Identity - Hole ID: AND - Project: B vein - Commodity: lead - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0.3 - Grade Unit: % - Intercept: 24 m - From: 407 m - To: 431 m - Intercept Depth: 407 m #### Classification - Deposit Type: epithermal - Sample Type: drill - Group ID: AND:407-431 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: Expanded from assay table. 0.3 % lead is below against the default band \[10, 6, 3, 1\] %. Grade×width 7.2 %·m is below. - Negative factor: 0.3 % lead is below the weak threshold \(1 %\) on the default band. - Negative factor: Scored from rubric bands during table expansion, not from document context. Evidence · table > 0.3 Context: AND #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### AND [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-170) B vein · zinc #### Identity - Hole ID: AND - Project: B vein - Commodity: zinc - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0.6 - Grade Unit: % - Intercept: 24 m - From: 407 m - To: 431 m - Intercept Depth: 407 m #### Classification - Deposit Type: epithermal - Sample Type: drill - Group ID: AND:407-431 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: Expanded from assay table. 0.6 % zinc is below against the default band \[18, 10, 5, 2\] %. Grade×width 14.4 %·m is below. - Negative factor: 0.6 % zinc is below the weak threshold \(2 %\) on the default band. - Negative factor: Scored from rubric bands during table expansion, not from document context. Evidence · table > 0.6 Context: AND #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### Incl. [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-171) Columba High-Grade · silver #### Identity - Hole ID: Incl. - Project: Columba High-Grade - Commodity: silver - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 358 - Grade Unit: g/t - Intercept: 14 m - From: 417 m - To: 431 m - Intercept Depth: 417 m #### Classification - Deposit Type: epithermal - Sample Type: drill - Group ID: Incl.:417-431 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: Expanded from assay table. 358 g/t silver is strong against the default band \[500, 200, 100, 30\] g/t. Grade×width 5012.0 g/t·m is strong. - Positive factor: 358 g/t silver is strong on the default band. - Negative factor: Scored from rubric bands during table expansion, not from document context. Evidence · table > 358 Context: Incl. #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### Incl. [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-172) Columba High-Grade · lead #### Identity - Hole ID: Incl. - Project: Columba High-Grade - Commodity: lead - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0.5 - Grade Unit: % - Intercept: 14 m - From: 417 m - To: 431 m - Intercept Depth: 417 m #### Classification - Deposit Type: epithermal - Sample Type: drill - Group ID: Incl.:417-431 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: Expanded from assay table. 0.5 % lead is below against the default band \[10, 6, 3, 1\] %. Grade×width 7.0 %·m is below. - Negative factor: 0.5 % lead is below the weak threshold \(1 %\) on the default band. - Negative factor: Scored from rubric bands during table expansion, not from document context. Evidence · table > 0.5 Context: Incl. #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### Incl. [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-173) Columba High-Grade · zinc #### Identity - Hole ID: Incl. - Project: Columba High-Grade - Commodity: zinc - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0.9 - Grade Unit: % - Intercept: 14 m - From: 417 m - To: 431 m - Intercept Depth: 417 m #### Classification - Deposit Type: epithermal - Sample Type: drill - Group ID: Incl.:417-431 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: Expanded from assay table. 0.9 % zinc is below against the default band \[18, 10, 5, 2\] %. Grade×width 12.6 %·m is below. - Negative factor: 0.9 % zinc is below the weak threshold \(2 %\) on the default band. - Negative factor: Scored from rubric bands during table expansion, not from document context. Evidence · table > 0.9 Context: Incl. #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### \(sub-interval\) [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-174) Columba High-Grade · silver #### Identity - Hole ID: \(sub-interval\) - Project: Columba High-Grade - Commodity: silver - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 1520 - Grade Unit: g/t - Intercept: 0.55 m - From: 420.45 m - To: 421 m - Intercept Depth: 420.45 m #### Classification - Deposit Type: epithermal - Sample Type: drill - Group ID: \(sub-interval\):420.45-421 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: Expanded from assay table. 1520 g/t silver is exceptional against the default band \[500, 200, 100, 30\] g/t. Grade×width 836.0 g/t·m is weak \(grade alone is exceptional; the better of the two is used\). - Positive factor: 1520 g/t silver is exceptional on the default band. - Negative factor: Scored from rubric bands during table expansion, not from document context. Evidence · table > 1,520 Context: \(sub-interval\) #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### \(sub-interval\) [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-175) Columba High-Grade · lead #### Identity - Hole ID: \(sub-interval\) - Project: Columba High-Grade - Commodity: lead - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 7.6 - Grade Unit: % - Intercept: 0.55 m - From: 420.45 m - To: 421 m - Intercept Depth: 420.45 m #### Classification - Deposit Type: epithermal - Sample Type: drill - Group ID: \(sub-interval\):420.45-421 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: Expanded from assay table. 7.6 % lead is strong against the default band \[10, 6, 3, 1\] %. Grade×width 4.2 %·m is below \(grade alone is strong; the better of the two is used\). - Positive factor: 7.6 % lead is strong on the default band. - Negative factor: Scored from rubric bands during table expansion, not from document context. Evidence · table > 7.6 Context: \(sub-interval\) #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### \(sub-interval\) [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-176) Columba High-Grade · zinc #### Identity - Hole ID: \(sub-interval\) - Project: Columba High-Grade - Commodity: zinc - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 5.9 - Grade Unit: % - Intercept: 0.55 m - From: 420.45 m - To: 421 m - Intercept Depth: 420.45 m #### Classification - Deposit Type: epithermal - Sample Type: drill - Group ID: \(sub-interval\):420.45-421 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: Expanded from assay table. 5.9 % zinc is moderate against the default band \[18, 10, 5, 2\] %. Grade×width 3.2 %·m is below \(grade alone is moderate; the better of the two is used\). - Negative factor: Scored from rubric bands during table expansion, not from document context. Evidence · table > 5.9 Context: \(sub-interval\) #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### AND [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-177) B vein · silver #### Identity - Hole ID: AND - Project: B vein - Commodity: silver - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 7 - Grade Unit: g/t - Intercept: 31 m - From: 444 m - To: 475 m - Intercept Depth: 444 m #### Classification - Deposit Type: epithermal - Sample Type: drill - Group ID: AND:444-475 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: Expanded from assay table. 7 g/t silver is weak against the default band \[500, 200, 100, 30\] g/t. Grade×width 217.0 g/t·m is weak \(grade alone is below; the better of the two is used\). - Negative factor: Scored from rubric bands during table expansion, not from document context. Evidence · table > 7 Context: AND #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### AND [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-178) B vein · lead #### Identity - Hole ID: AND - Project: B vein - Commodity: lead - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0.1 - Grade Unit: % - Intercept: 31 m - From: 444 m - To: 475 m - Intercept Depth: 444 m #### Classification - Deposit Type: epithermal - Sample Type: drill - Group ID: AND:444-475 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: Expanded from assay table. 0.1 % lead is below against the default band \[10, 6, 3, 1\] %. Grade×width 3.1 %·m is below. - Negative factor: 0.1 % lead is below the weak threshold \(1 %\) on the default band. - Negative factor: Scored from rubric bands during table expansion, not from document context. Evidence · table > 0.1 Context: AND #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### AND [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-179) B vein · zinc #### Identity - Hole ID: AND - Project: B vein - Commodity: zinc - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0.4 - Grade Unit: % - Intercept: 31 m - From: 444 m - To: 475 m - Intercept Depth: 444 m #### Classification - Deposit Type: epithermal - Sample Type: drill - Group ID: AND:444-475 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: Expanded from assay table. 0.4 % zinc is below against the default band \[18, 10, 5, 2\] %. Grade×width 12.4 %·m is below. - Negative factor: 0.4 % zinc is below the weak threshold \(2 %\) on the default band. - Negative factor: Scored from rubric bands during table expansion, not from document context. Evidence · table > 0.4 Context: AND #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### AND [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-180) B vein · silver #### Identity - Hole ID: AND - Project: B vein - Commodity: silver - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 204 - Grade Unit: g/t - Intercept: 9.5 m - From: 460 m - To: 469.5 m - Intercept Depth: 460 m #### Classification - Deposit Type: epithermal - Sample Type: drill - Group ID: AND:460-469.5 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: Expanded from assay table. 204 g/t silver is strong against the default band \[500, 200, 100, 30\] g/t. Grade×width 1938.0 g/t·m is moderate \(grade alone is strong; the better of the two is used\). - Positive factor: 204 g/t silver is strong on the default band. - Negative factor: Scored from rubric bands during table expansion, not from document context. Evidence · table > 204 Context: AND #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### AND [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-181) B vein · lead #### Identity - Hole ID: AND - Project: B vein - Commodity: lead - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0.2 - Grade Unit: % - Intercept: 9.5 m - From: 460 m - To: 469.5 m - Intercept Depth: 460 m #### Classification - Deposit Type: epithermal - Sample Type: drill - Group ID: AND:460-469.5 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: Expanded from assay table. 0.2 % lead is below against the default band \[10, 6, 3, 1\] %. Grade×width 1.9 %·m is below. - Negative factor: 0.2 % lead is below the weak threshold \(1 %\) on the default band. - Negative factor: Scored from rubric bands during table expansion, not from document context. Evidence · table > 0.2 Context: AND #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### AND [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-182) B vein · zinc #### Identity - Hole ID: AND - Project: B vein - Commodity: zinc - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0.4 - Grade Unit: % - Intercept: 9.5 m - From: 460 m - To: 469.5 m - Intercept Depth: 460 m #### Classification - Deposit Type: epithermal - Sample Type: drill - Group ID: AND:460-469.5 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: Expanded from assay table. 0.4 % zinc is below against the default band \[18, 10, 5, 2\] %. Grade×width 3.8 %·m is below. - Negative factor: 0.4 % zinc is below the weak threshold \(2 %\) on the default band. - Negative factor: Scored from rubric bands during table expansion, not from document context. Evidence · table > 0.4 Context: AND #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### Incl. [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-183) Columba High-Grade · silver #### Identity - Hole ID: Incl. - Project: Columba High-Grade - Commodity: silver - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 1195 - Grade Unit: g/t - Intercept: 0.5 m - From: 465 m - To: 465.5 m - Intercept Depth: 465 m #### Classification - Deposit Type: epithermal - Sample Type: drill - Group ID: Incl.:465-465.5 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: Expanded from assay table. 1195 g/t silver is exceptional against the default band \[500, 200, 100, 30\] g/t. Grade×width 597.5 g/t·m is weak \(grade alone is exceptional; the better of the two is used\). - Positive factor: 1195 g/t silver is exceptional on the default band. - Negative factor: Scored from rubric bands during table expansion, not from document context. Evidence · table > 1,195 Context: Incl. #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### Incl. [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-184) Columba High-Grade · lead #### Identity - Hole ID: Incl. - Project: Columba High-Grade - Commodity: lead - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0.5 - Grade Unit: % - Intercept: 0.5 m - From: 465 m - To: 465.5 m - Intercept Depth: 465 m #### Classification - Deposit Type: epithermal - Sample Type: drill - Group ID: Incl.:465-465.5 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: Expanded from assay table. 0.5 % lead is below against the default band \[10, 6, 3, 1\] %. Grade×width 0.3 %·m is below. - Negative factor: 0.5 % lead is below the weak threshold \(1 %\) on the default band. - Negative factor: Scored from rubric bands during table expansion, not from document context. Evidence · table > 0.5 Context: Incl. #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### Incl. [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-185) Columba High-Grade · zinc #### Identity - Hole ID: Incl. - Project: Columba High-Grade - Commodity: zinc - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0.8 - Grade Unit: % - Intercept: 0.5 m - From: 465 m - To: 465.5 m - Intercept Depth: 465 m #### Classification - Deposit Type: epithermal - Sample Type: drill - Group ID: Incl.:465-465.5 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: Expanded from assay table. 0.8 % zinc is below against the default band \[18, 10, 5, 2\] %. Grade×width 0.4 %·m is below. - Negative factor: 0.8 % zinc is below the weak threshold \(2 %\) on the default band. - Negative factor: Scored from rubric bands during table expansion, not from document context. Evidence · table > 0.8 Context: Incl. #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### Incl. [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-186) Columba High-Grade · silver #### Identity - Hole ID: Incl. - Project: Columba High-Grade - Commodity: silver - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 651 - Grade Unit: g/t - Intercept: 1.5 m - From: 467.5 m - To: 469 m - Intercept Depth: 467.5 m #### Classification - Deposit Type: epithermal - Sample Type: drill - Group ID: Incl.:467.5-469 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: Expanded from assay table. 651 g/t silver is exceptional against the default band \[500, 200, 100, 30\] g/t. Grade×width 976.5 g/t·m is weak \(grade alone is exceptional; the better of the two is used\). - Positive factor: 651 g/t silver is exceptional on the default band. - Negative factor: Scored from rubric bands during table expansion, not from document context. Evidence · table > 651 Context: Incl. #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### Incl. [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-187) Columba High-Grade · lead #### Identity - Hole ID: Incl. - Project: Columba High-Grade - Commodity: lead - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0.6 - Grade Unit: % - Intercept: 1.5 m - From: 467.5 m - To: 469 m - Intercept Depth: 467.5 m #### Classification - Deposit Type: epithermal - Sample Type: drill - Group ID: Incl.:467.5-469 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: Expanded from assay table. 0.6 % lead is below against the default band \[10, 6, 3, 1\] %. Grade×width 0.9 %·m is below. - Negative factor: 0.6 % lead is below the weak threshold \(1 %\) on the default band. - Negative factor: Scored from rubric bands during table expansion, not from document context. Evidence · table > 0.6 Context: Incl. #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### Incl. [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-188) Columba High-Grade · zinc #### Identity - Hole ID: Incl. - Project: Columba High-Grade - Commodity: zinc - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 1.1 - Grade Unit: % - Intercept: 1.5 m - From: 467.5 m - To: 469 m - Intercept Depth: 467.5 m #### Classification - Deposit Type: epithermal - Sample Type: drill - Group ID: Incl.:467.5-469 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: Expanded from assay table. 1.1 % zinc is below against the default band \[18, 10, 5, 2\] %. Grade×width 1.7 %·m is below. - Negative factor: 1.1 % zinc is below the weak threshold \(2 %\) on the default band. - Negative factor: Scored from rubric bands during table expansion, not from document context. Evidence · table > 1.1 Context: Incl. #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### Incl. [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-189) Columba High-Grade · silver #### Identity - Hole ID: Incl. - Project: Columba High-Grade - Commodity: silver - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 2010 - Grade Unit: g/t - Intercept: 0.5 m - From: 241.5 m - To: 242 m - Intercept Depth: 241.5 m #### Classification - Deposit Type: epithermal - Sample Type: drill - Group ID: Incl.:241.5-242 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: Expanded from assay table. 2010 g/t silver is exceptional against the default band \[500, 200, 100, 30\] g/t. Grade×width 1005.0 g/t·m is moderate \(grade alone is exceptional; the better of the two is used\). - Positive factor: 2010 g/t silver is exceptional on the default band. - Negative factor: Scored from rubric bands during table expansion, not from document context. Evidence · table > 2,010 Context: Incl. #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### Incl. [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-190) Columba High-Grade · lead #### Identity - Hole ID: Incl. - Project: Columba High-Grade - Commodity: lead - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0.7 - Grade Unit: % - Intercept: 0.5 m - From: 241.5 m - To: 242 m - Intercept Depth: 241.5 m #### Classification - Deposit Type: epithermal - Sample Type: drill - Group ID: Incl.:241.5-242 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: Expanded from assay table. 0.7 % lead is below against the default band \[10, 6, 3, 1\] %. Grade×width 0.3 %·m is below. - Negative factor: 0.7 % lead is below the weak threshold \(1 %\) on the default band. - Negative factor: Scored from rubric bands during table expansion, not from document context. Evidence · table > 0.7 Context: Incl. #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### Incl. [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-191) Columba High-Grade · zinc #### Identity - Hole ID: Incl. - Project: Columba High-Grade - Commodity: zinc - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 3.1 - Grade Unit: % - Intercept: 0.5 m - From: 241.5 m - To: 242 m - Intercept Depth: 241.5 m #### Classification - Deposit Type: epithermal - Sample Type: drill - Group ID: Incl.:241.5-242 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: Expanded from assay table. 3.1 % zinc is weak against the default band \[18, 10, 5, 2\] %. Grade×width 1.6 %·m is below \(grade alone is weak; the better of the two is used\). - Negative factor: Scored from rubric bands during table expansion, not from document context. Evidence · table > 3.1 Context: Incl. #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### AND [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-192) B vein · silver #### Identity - Hole ID: AND - Project: B vein - Commodity: silver - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 684 - Grade Unit: g/t - Intercept: 2 m - From: 300 m - To: 302 m - Intercept Depth: 300 m #### Classification - Deposit Type: epithermal - Sample Type: drill - Group ID: AND:300-302 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: Expanded from assay table. 684 g/t silver is exceptional against the default band \[500, 200, 100, 30\] g/t. Grade×width 1368.0 g/t·m is moderate \(grade alone is exceptional; the better of the two is used\). - Positive factor: 684 g/t silver is exceptional on the default band. - Negative factor: Scored from rubric bands during table expansion, not from document context. Evidence · table > 684 Context: AND #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### AND [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-193) B vein · lead #### Identity - Hole ID: AND - Project: B vein - Commodity: lead - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0.3 - Grade Unit: % - Intercept: 2 m - From: 300 m - To: 302 m - Intercept Depth: 300 m #### Classification - Deposit Type: epithermal - Sample Type: drill - Group ID: AND:300-302 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: Expanded from assay table. 0.3 % lead is below against the default band \[10, 6, 3, 1\] %. Grade×width 0.6 %·m is below. - Negative factor: 0.3 % lead is below the weak threshold \(1 %\) on the default band. - Negative factor: Scored from rubric bands during table expansion, not from document context. Evidence · table > 0.3 Context: AND #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### AND [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-194) B vein · zinc #### Identity - Hole ID: AND - Project: B vein - Commodity: zinc - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0.6 - Grade Unit: % - Intercept: 2 m - From: 300 m - To: 302 m - Intercept Depth: 300 m #### Classification - Deposit Type: epithermal - Sample Type: drill - Group ID: AND:300-302 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: Expanded from assay table. 0.6 % zinc is below against the default band \[18, 10, 5, 2\] %. Grade×width 1.2 %·m is below. - Negative factor: 0.6 % zinc is below the weak threshold \(2 %\) on the default band. - Negative factor: Scored from rubric bands during table expansion, not from document context. Evidence · table > 0.6 Context: AND #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### AND [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-195) B vein · silver #### Identity - Hole ID: AND - Project: B vein - Commodity: silver - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 101 - Grade Unit: g/t - Intercept: 12 m - From: 433 m - To: 445 m - Intercept Depth: 433 m #### Classification - Deposit Type: epithermal - Sample Type: drill - Group ID: AND:433-445 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: Expanded from assay table. 101 g/t silver is moderate against the default band \[500, 200, 100, 30\] g/t. Grade×width 1212.0 g/t·m is moderate. - Negative factor: Scored from rubric bands during table expansion, not from document context. Evidence · table > 101 Context: AND #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### AND [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-196) B vein · lead #### Identity - Hole ID: AND - Project: B vein - Commodity: lead - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0.1 - Grade Unit: % - Intercept: 12 m - From: 433 m - To: 445 m - Intercept Depth: 433 m #### Classification - Deposit Type: epithermal - Sample Type: drill - Group ID: AND:433-445 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: Expanded from assay table. 0.1 % lead is below against the default band \[10, 6, 3, 1\] %. Grade×width 1.2 %·m is below. - Negative factor: 0.1 % lead is below the weak threshold \(1 %\) on the default band. - Negative factor: Scored from rubric bands during table expansion, not from document context. Evidence · table > 0.1 Context: AND #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### AND [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-197) B vein · zinc #### Identity - Hole ID: AND - Project: B vein - Commodity: zinc - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0.3 - Grade Unit: % - Intercept: 12 m - From: 433 m - To: 445 m - Intercept Depth: 433 m #### Classification - Deposit Type: epithermal - Sample Type: drill - Group ID: AND:433-445 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: Expanded from assay table. 0.3 % zinc is below against the default band \[18, 10, 5, 2\] %. Grade×width 3.6 %·m is below. - Negative factor: 0.3 % zinc is below the weak threshold \(2 %\) on the default band. - Negative factor: Scored from rubric bands during table expansion, not from document context. Evidence · table > 0.3 Context: AND #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### Incl. [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-198) Columba High-Grade · silver #### Identity - Hole ID: Incl. - Project: Columba High-Grade - Commodity: silver - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 790 - Grade Unit: g/t - Intercept: 0.41 m - From: 435.26 m - To: 435.67 m - Intercept Depth: 435.26 m #### Classification - Deposit Type: epithermal - Sample Type: drill - Group ID: Incl.:435.26-435.67 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: Expanded from assay table. 790 g/t silver is exceptional against the default band \[500, 200, 100, 30\] g/t. Grade×width 323.9 g/t·m is weak \(grade alone is exceptional; the better of the two is used\). - Positive factor: 790 g/t silver is exceptional on the default band. - Negative factor: Scored from rubric bands during table expansion, not from document context. Evidence · table > 790 Context: Incl. #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### Incl. [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-199) Columba High-Grade · lead #### Identity - Hole ID: Incl. - Project: Columba High-Grade - Commodity: lead - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0.3 - Grade Unit: % - Intercept: 0.41 m - From: 435.26 m - To: 435.67 m - Intercept Depth: 435.26 m #### Classification - Deposit Type: epithermal - Sample Type: drill - Group ID: Incl.:435.26-435.67 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: Expanded from assay table. 0.3 % lead is below against the default band \[10, 6, 3, 1\] %. Grade×width 0.1 %·m is below. - Negative factor: 0.3 % lead is below the weak threshold \(1 %\) on the default band. - Negative factor: Scored from rubric bands during table expansion, not from document context. Evidence · table > 0.3 Context: Incl. #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### Incl. [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-200) Columba High-Grade · zinc #### Identity - Hole ID: Incl. - Project: Columba High-Grade - Commodity: zinc - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 1 - Grade Unit: % - Intercept: 0.41 m - From: 435.26 m - To: 435.67 m - Intercept Depth: 435.26 m #### Classification - Deposit Type: epithermal - Sample Type: drill - Group ID: Incl.:435.26-435.67 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: Expanded from assay table. 1 % zinc is below against the default band \[18, 10, 5, 2\] %. Grade×width 0.4 %·m is below. - Negative factor: 1 % zinc is below the weak threshold \(2 %\) on the default band. - Negative factor: Scored from rubric bands during table expansion, not from document context. Evidence · table > 1.0 Context: Incl. #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### AND [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-201) B vein · silver #### Identity - Hole ID: AND - Project: B vein - Commodity: silver - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 138 - Grade Unit: g/t - Intercept: 3 m - From: 406 m - To: 409 m - Intercept Depth: 406 m #### Classification - Deposit Type: epithermal - Sample Type: drill - Group ID: AND:406-409 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: Expanded from assay table. 138 g/t silver is moderate against the default band \[500, 200, 100, 30\] g/t. Grade×width 414.0 g/t·m is weak \(grade alone is moderate; the better of the two is used\). - Negative factor: Scored from rubric bands during table expansion, not from document context. Evidence · table > 138 Context: AND #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### AND [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-202) B vein · lead #### Identity - Hole ID: AND - Project: B vein - Commodity: lead - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0 - Grade Unit: % - Intercept: 3 m - From: 406 m - To: 409 m - Intercept Depth: 406 m #### Classification - Deposit Type: epithermal - Sample Type: drill - Group ID: AND:406-409 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: Expanded from assay table. 0 % lead is below against the default band \[10, 6, 3, 1\] %. Grade×width 0.0 %·m is below. - Negative factor: 0 % lead is below the weak threshold \(1 %\) on the default band. - Negative factor: Scored from rubric bands during table expansion, not from document context. Evidence · table > 0.0 Context: AND #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### AND [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-203) B vein · zinc #### Identity - Hole ID: AND - Project: B vein - Commodity: zinc - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0.2 - Grade Unit: % - Intercept: 3 m - From: 406 m - To: 409 m - Intercept Depth: 406 m #### Classification - Deposit Type: epithermal - Sample Type: drill - Group ID: AND:406-409 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: Expanded from assay table. 0.2 % zinc is below against the default band \[18, 10, 5, 2\] %. Grade×width 0.6 %·m is below. - Negative factor: 0.2 % zinc is below the weak threshold \(2 %\) on the default band. - Negative factor: Scored from rubric bands during table expansion, not from document context. Evidence · table > 0.2 Context: AND #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### Incl. [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-204) Columba High-Grade · silver #### Identity - Hole ID: Incl. - Project: Columba High-Grade - Commodity: silver - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 578 - Grade Unit: g/t - Intercept: 0.3 m - From: 407.55 m - To: 407.85 m - Intercept Depth: 407.55 m #### Classification - Deposit Type: epithermal - Sample Type: drill - Group ID: Incl.:407.55-407.85 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: Expanded from assay table. 578 g/t silver is exceptional against the default band \[500, 200, 100, 30\] g/t. Grade×width 173.4 g/t·m is below \(grade alone is exceptional; the better of the two is used\). - Positive factor: 578 g/t silver is exceptional on the default band. - Negative factor: Scored from rubric bands during table expansion, not from document context. Evidence · table > 578 Context: Incl. #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### Incl. [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-205) Columba High-Grade · lead #### Identity - Hole ID: Incl. - Project: Columba High-Grade - Commodity: lead - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0.1 - Grade Unit: % - Intercept: 0.3 m - From: 407.55 m - To: 407.85 m - Intercept Depth: 407.55 m #### Classification - Deposit Type: epithermal - Sample Type: drill - Group ID: Incl.:407.55-407.85 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: Expanded from assay table. 0.1 % lead is below against the default band \[10, 6, 3, 1\] %. Grade×width 0.0 %·m is below. - Negative factor: 0.1 % lead is below the weak threshold \(1 %\) on the default band. - Negative factor: Scored from rubric bands during table expansion, not from document context. Evidence · table > 0.1 Context: Incl. #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### Incl. [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-206) Columba High-Grade · zinc #### Identity - Hole ID: Incl. - Project: Columba High-Grade - Commodity: zinc - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0.9 - Grade Unit: % - Intercept: 0.3 m - From: 407.55 m - To: 407.85 m - Intercept Depth: 407.55 m #### Classification - Deposit Type: epithermal - Sample Type: drill - Group ID: Incl.:407.55-407.85 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: Expanded from assay table. 0.9 % zinc is below against the default band \[18, 10, 5, 2\] %. Grade×width 0.3 %·m is below. - Negative factor: 0.9 % zinc is below the weak threshold \(2 %\) on the default band. - Negative factor: Scored from rubric bands during table expansion, not from document context. Evidence · table > 0.9 Context: Incl. #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### AND [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-207) B vein · silver #### Identity - Hole ID: AND - Project: B vein - Commodity: silver - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 6 - Grade Unit: g/t - Intercept: 27.59 m - From: 676.77 m - To: 704.36 m - Intercept Depth: 676.77 m #### Classification - Deposit Type: epithermal - Sample Type: drill - Group ID: AND:676.77-704.36 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: Expanded from assay table. 6 g/t silver is below against the default band \[500, 200, 100, 30\] g/t. Grade×width 165.5 g/t·m is below. - Negative factor: 6 g/t silver is below the weak threshold \(30 g/t\) on the default band. - Negative factor: Scored from rubric bands during table expansion, not from document context. Evidence · table > 6 Context: AND #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### AND [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-208) B vein · lead #### Identity - Hole ID: AND - Project: B vein - Commodity: lead - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0 - Grade Unit: % - Intercept: 27.59 m - From: 676.77 m - To: 704.36 m - Intercept Depth: 676.77 m #### Classification - Deposit Type: epithermal - Sample Type: drill - Group ID: AND:676.77-704.36 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: Expanded from assay table. 0 % lead is below against the default band \[10, 6, 3, 1\] %. Grade×width 0.0 %·m is below. - Negative factor: 0 % lead is below the weak threshold \(1 %\) on the default band. - Negative factor: Scored from rubric bands during table expansion, not from document context. Evidence · table > 0.0 Context: AND #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### AND [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-209) B vein · zinc #### Identity - Hole ID: AND - Project: B vein - Commodity: zinc - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0 - Grade Unit: % - Intercept: 27.59 m - From: 676.77 m - To: 704.36 m - Intercept Depth: 676.77 m #### Classification - Deposit Type: epithermal - Sample Type: drill - Group ID: AND:676.77-704.36 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: Expanded from assay table. 0 % zinc is below against the default band \[18, 10, 5, 2\] %. Grade×width 0.0 %·m is below. - Negative factor: 0 % zinc is below the weak threshold \(2 %\) on the default band. - Negative factor: Scored from rubric bands during table expansion, not from document context. Evidence · table > 0.0 Context: AND #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### Incl. [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-210) Columba High-Grade · silver #### Identity - Hole ID: Incl. - Project: Columba High-Grade - Commodity: silver - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 9 - Grade Unit: g/t - Intercept: 3.86 m - From: 700.5 m - To: 704.36 m - Intercept Depth: 700.5 m #### Classification - Deposit Type: epithermal - Sample Type: drill - Group ID: Incl.:700.5-704.36 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: Expanded from assay table. 9 g/t silver is below against the default band \[500, 200, 100, 30\] g/t. Grade×width 34.7 g/t·m is below. - Negative factor: 9 g/t silver is below the weak threshold \(30 g/t\) on the default band. - Negative factor: Scored from rubric bands during table expansion, not from document context. Evidence · table > 9 Context: Incl. #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### Incl. [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-211) Columba High-Grade · lead #### Identity - Hole ID: Incl. - Project: Columba High-Grade - Commodity: lead - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 0.4 - Grade Unit: % - Intercept: 3.86 m - From: 700.5 m - To: 704.36 m - Intercept Depth: 700.5 m #### Classification - Deposit Type: epithermal - Sample Type: drill - Group ID: Incl.:700.5-704.36 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: Expanded from assay table. 0.4 % lead is below against the default band \[10, 6, 3, 1\] %. Grade×width 1.5 %·m is below. - Negative factor: 0.4 % lead is below the weak threshold \(1 %\) on the default band. - Negative factor: Scored from rubric bands during table expansion, not from document context. Evidence · table > 0.4 Context: Incl. #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ### Incl. [Link to this fact](https://atlas-staging.minestarters.com/news/kootenay-reports-drill-results-from-lupe-vein-as-60-000-meter-columba-program-ad--1690693c-9e63-420a-93e1-d667bb3c7448#fact-drill-facts-212) Columba High-Grade · zinc #### Identity - Hole ID: Incl. - Project: Columba High-Grade - Commodity: zinc - Region: mexico - Reported Region: mexico - Ticker: KTN #### Geometry - Grade: 1.8 - Grade Unit: % - Intercept: 3.86 m - From: 700.5 m - To: 704.36 m - Intercept Depth: 700.5 m #### Classification - Deposit Type: epithermal - Sample Type: drill - Group ID: Incl.:700.5-704.36 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals and ALS Global - QA/QC Disclosed: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: Expanded from assay table. 1.8 % zinc is below against the default band \[18, 10, 5, 2\] %. Grade×width 6.9 %·m is below. - Negative factor: 1.8 % zinc is below the weak threshold \(2 %\) on the default band. - Negative factor: Scored from rubric bands during table expansion, not from document context. Evidence · table > 1.8 Context: Incl. #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated ## How Atlas produces this analysis Minestarters Atlas uses automated extraction to summarize mining announcements, identify reported measurements, and classify supporting evidence. Sentiment reflects the extracted narrative and classification rules; it is an interpretation, not a reported measurement. Evidence quotes and context are provided where available. Missing data, low-confidence results, and review flags indicate limitations. Check the original publisher announcement before relying on an interpretation.