# Minaurum Advances Underground Rehabilitation and Exploration at the Historic Promontorio Mine Canonical Atlas analysis: https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f Original source: https://www.newsfilecorp.com/release/314838/Minaurum-Advances-Underground-Rehabilitation-and-Exploration-at-the-Historic-Promontorio-Mine Publisher: newsfile Original announcement: 2026-09-22T12:45:00.000Z Analysis by Minestarters Atlas Atlas analysis published: 2026-09-22T13:11:06.900Z Atlas analysis updated: 2026-09-22T13:11:06.900Z - Company: Minaurum Silver Inc. - Ticker: MGG - Exchange: Unavailable - Region: Sonora, Mexico - Primary commodity: Silver - Secondary commodities: Gold, Copper, Lead, Zinc - Document categories: Drill results - Extracted: 2026-09-22 13:11:07 UTC Narrative sentiment: 0.80 · Bullish ## Minestarters Atlas summary Minaurum Silver Inc. has advanced underground rehabilitation at its historic Promontorio Mine in Sonora, Mexico, providing safe access to new areas. Preliminary channel sampling from these newly accessible zones returned high-grade silver equivalent results, including 0.30 m at 4,142 g/t AgEq. These results support ongoing exploration efforts at the Alamos Silver Project, which already hosts a significant inferred resource. Reasoning: Minaurum Silver reports high-grade polymetallic channel sample results from newly accessible underground areas of the historic Promontorio Mine, indicating significant mineralization potential. The successful rehabilitation and detailed QA/QC procedures add confidence to these exploration findings. - Positive factor: High-grade silver equivalent results - Positive factor: Successful rehabilitation opening new exploration areas - Positive factor: Detailed QA/QC disclosure - Positive factor: Polymetallic mineralization - Negative factor: Results are from channel samples, not drill core, which may have less continuity - Negative factor: Narrow widths of reported intercepts Low confidence — this extraction should be reviewed alongside the original source. Facts used in scoring: 145 ## Classification and evidence No classification tags are available. ## Extracted facts Stored fact records: 145. Some facts used in scoring do not have a stored record. ## Drill Results (145) ### 101275 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-0) Promontorio Mine · silver #### Identity - Hole ID: 101275 - Project: Promontorio Mine - Commodity: silver - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 35 - Grade Unit: g/t - Intercept: 0.5 m - From: 0 m - To: 0.5 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101275 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: This channel sample shows a low silver grade for a vein-type deposit over a narrow width, indicating limited economic significance for this specific interval, despite good QA/QC. - Positive factor: QA/QC disclosed - Negative factor: Low silver grade for a vein-type deposit - Negative factor: Narrow intercept width Evidence · table > 35 Context: 101275 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101275 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-1) Promontorio Mine · gold #### Identity - Hole ID: 101275 - Project: Promontorio Mine - Commodity: gold - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 0.03 - Grade Unit: g/t - Intercept: 0.5 m - From: 0 m - To: 0.5 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101275 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: The gold grade in this channel sample is very low and unlikely to be economically significant, even with good QA/QC and new access. - Positive factor: QA/QC disclosed - Negative factor: Very low gold grade - Negative factor: Narrow intercept width Evidence · table > 0.03 Context: 101275 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101275 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-2) Promontorio Mine · copper #### Identity - Hole ID: 101275 - Project: Promontorio Mine - Commodity: copper - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 0.06 - Grade Unit: % - Intercept: 0.5 m - From: 0 m - To: 0.5 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101275 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: The copper grade in this channel sample is very low, indicating minimal economic contribution from copper for this interval. - Positive factor: QA/QC disclosed - Negative factor: Very low copper grade - Negative factor: Narrow intercept width Evidence · table > 0.06 Context: 101275 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101275 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-3) Promontorio Mine · lead #### Identity - Hole ID: 101275 - Project: Promontorio Mine - Commodity: lead - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 0.31 - Grade Unit: % - Intercept: 0.5 m - From: 0 m - To: 0.5 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101275 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: The lead grade in this channel sample is very low, suggesting it is not a significant contributor to the overall value of this interval. - Positive factor: QA/QC disclosed - Negative factor: Very low lead grade - Negative factor: Narrow intercept width Evidence · table > 0.31 Context: 101275 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101275 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-4) Promontorio Mine · zinc #### Identity - Hole ID: 101275 - Project: Promontorio Mine - Commodity: zinc - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 5.27 - Grade Unit: % - Intercept: 0.5 m - From: 0 m - To: 0.5 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101275 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: This channel sample shows a moderate zinc grade over a narrow width, contributing to the polymetallic nature of the mineralization. - Positive factor: Moderate zinc grade - Positive factor: QA/QC disclosed - Negative factor: Narrow intercept width Evidence · table > 5.27 Context: 101275 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101275 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-5) Promontorio Mine · silver #### Identity - Hole ID: 101275 - Project: Promontorio Mine - Commodity: silver - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 161 - Grade Unit: g/t - Intercept: 0.5 m - From: 0 m - To: 0.5 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101275 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Metal Eq. Grade: 161 - Metal Eq. Unit: g/t AgEq - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: This channel sample returned a moderate silver equivalent grade over a narrow width, contributing to the overall polymetallic potential of the area with transparent metal equivalent calculations. - Positive factor: Moderate silver equivalent grade - Positive factor: Metal equivalent assumptions disclosed - Positive factor: QA/QC disclosed - Negative factor: Narrow intercept width Evidence · table > 161 Context: 101275 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101276 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-6) Promontorio Mine · silver #### Identity - Hole ID: 101276 - Project: Promontorio Mine - Commodity: silver - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 282 - Grade Unit: g/t - Intercept: 0.5 m - From: 0 m - To: 0.5 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101276 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: This channel sample shows a strong silver grade over a narrow width, indicating significant silver mineralization in the newly accessible area, supported by good QA/QC. - Positive factor: Strong silver grade - Positive factor: QA/QC disclosed - Negative factor: Narrow intercept width Evidence · table > 282 Context: 101276 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101276 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-7) Promontorio Mine · gold #### Identity - Hole ID: 101276 - Project: Promontorio Mine - Commodity: gold - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 2.67 - Grade Unit: g/t - Intercept: 0.5 m - From: 0 m - To: 0.5 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101276 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: This channel sample returned a strong gold grade over a narrow width, indicating a valuable gold component to the polymetallic mineralization, with robust QA/QC. - Positive factor: Strong gold grade - Positive factor: QA/QC disclosed - Negative factor: Narrow intercept width Evidence · table > 2.67 Context: 101276 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101276 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-8) Promontorio Mine · copper #### Identity - Hole ID: 101276 - Project: Promontorio Mine - Commodity: copper - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 0.36 - Grade Unit: % - Intercept: 0.5 m - From: 0 m - To: 0.5 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101276 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: This channel sample shows a moderate copper grade over a narrow width, adding to the polymetallic nature of the mineralization in the newly accessed areas. - Positive factor: Moderate copper grade - Positive factor: QA/QC disclosed - Negative factor: Narrow intercept width Evidence · table > 0.36 Context: 101276 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101276 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-9) Promontorio Mine · lead #### Identity - Hole ID: 101276 - Project: Promontorio Mine - Commodity: lead - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 0.52 - Grade Unit: % - Intercept: 0.5 m - From: 0 m - To: 0.5 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101276 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: This channel sample returned a moderate lead grade over a narrow width, contributing to the polymetallic mineralization in the newly accessible underground areas. - Positive factor: Moderate lead grade - Positive factor: QA/QC disclosed - Negative factor: Narrow intercept width Evidence · table > 0.52 Context: 101276 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101276 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-10) Promontorio Mine · zinc #### Identity - Hole ID: 101276 - Project: Promontorio Mine - Commodity: zinc - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 8.07 - Grade Unit: % - Intercept: 0.5 m - From: 0 m - To: 0.5 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101276 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: This channel sample shows a strong zinc grade over a narrow width, indicating significant zinc mineralization in the newly accessible underground areas. - Positive factor: Strong zinc grade - Positive factor: QA/QC disclosed - Negative factor: Narrow intercept width Evidence · table > 8.07 Context: 101276 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101276 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-11) Promontorio Mine · silver #### Identity - Hole ID: 101276 - Project: Promontorio Mine - Commodity: silver - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 733 - Grade Unit: g/t - Intercept: 0.5 m - From: 0 m - To: 0.5 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101276 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Metal Eq. Grade: 733 - Metal Eq. Unit: g/t AgEq - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: This channel sample returned an exceptional silver equivalent grade over a narrow width, highlighting significant polymetallic mineralization in the newly accessible underground areas, with transparent metal equivalent calculations. - Positive factor: Exceptional silver equivalent grade - Positive factor: Metal equivalent assumptions disclosed - Positive factor: QA/QC disclosed - Negative factor: Narrow intercept width Evidence · table > 733 Context: 101276 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101277 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-12) Promontorio Mine · silver #### Identity - Hole ID: 101277 - Project: Promontorio Mine - Commodity: silver - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 275 - Grade Unit: g/t - Intercept: 0.5 m - From: 0 m - To: 0.5 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101277 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: This channel sample shows a strong silver grade over a narrow width, indicating significant silver mineralization in the newly accessible area, supported by good QA/QC. - Positive factor: Strong silver grade - Positive factor: QA/QC disclosed - Negative factor: Narrow intercept width Evidence · table > 275 Context: 101277 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101277 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-13) Promontorio Mine · gold #### Identity - Hole ID: 101277 - Project: Promontorio Mine - Commodity: gold - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 1.23 - Grade Unit: g/t - Intercept: 0.5 m - From: 0 m - To: 0.5 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101277 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: This channel sample returned a moderate gold grade over a narrow width, contributing to the polymetallic nature of the mineralization, with robust QA/QC. - Positive factor: Moderate gold grade - Positive factor: QA/QC disclosed - Negative factor: Narrow intercept width Evidence · table > 1.23 Context: 101277 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101277 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-14) Promontorio Mine · copper #### Identity - Hole ID: 101277 - Project: Promontorio Mine - Commodity: copper - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 0.34 - Grade Unit: % - Intercept: 0.5 m - From: 0 m - To: 0.5 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101277 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: This channel sample shows a moderate copper grade over a narrow width, adding to the polymetallic nature of the mineralization in the newly accessed areas. - Positive factor: Moderate copper grade - Positive factor: QA/QC disclosed - Negative factor: Narrow intercept width Evidence · table > 0.34 Context: 101277 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101277 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-15) Promontorio Mine · lead #### Identity - Hole ID: 101277 - Project: Promontorio Mine - Commodity: lead - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 0.39 - Grade Unit: % - Intercept: 0.5 m - From: 0 m - To: 0.5 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101277 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: This channel sample returned a low lead grade over a narrow width, contributing to the polymetallic mineralization but not as a primary driver. - Positive factor: QA/QC disclosed - Negative factor: Low lead grade - Negative factor: Narrow intercept width Evidence · table > 0.39 Context: 101277 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101277 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-16) Promontorio Mine · zinc #### Identity - Hole ID: 101277 - Project: Promontorio Mine - Commodity: zinc - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 13.35 - Grade Unit: % - Intercept: 0.5 m - From: 0 m - To: 0.5 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101277 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: This channel sample shows a strong zinc grade over a narrow width, indicating significant zinc mineralization in the newly accessible underground areas. - Positive factor: Strong zinc grade - Positive factor: QA/QC disclosed - Negative factor: Narrow intercept width Evidence · table > 13.35 Context: 101277 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101277 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-17) Promontorio Mine · silver #### Identity - Hole ID: 101277 - Project: Promontorio Mine - Commodity: silver - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 704 - Grade Unit: g/t - Intercept: 0.5 m - From: 0 m - To: 0.5 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101277 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Metal Eq. Grade: 704 - Metal Eq. Unit: g/t AgEq - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: This channel sample returned an exceptional silver equivalent grade over a narrow width, highlighting significant polymetallic mineralization in the newly accessible underground areas, with transparent metal equivalent calculations. - Positive factor: Exceptional silver equivalent grade - Positive factor: Metal equivalent assumptions disclosed - Positive factor: QA/QC disclosed - Negative factor: Narrow intercept width Evidence · table > 704 Context: 101277 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101278 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-18) Promontorio Mine · silver #### Identity - Hole ID: 101278 - Project: Promontorio Mine - Commodity: silver - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 283 - Grade Unit: g/t - Intercept: 0.6 m - From: 0 m - To: 0.6 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101278 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: This channel sample shows a strong silver grade over a narrow width, indicating significant silver mineralization in the newly accessible area, supported by good QA/QC. - Positive factor: Strong silver grade - Positive factor: QA/QC disclosed - Negative factor: Narrow intercept width Evidence · table > 283 Context: 101278 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101278 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-19) Promontorio Mine · gold #### Identity - Hole ID: 101278 - Project: Promontorio Mine - Commodity: gold - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 1.62 - Grade Unit: g/t - Intercept: 0.6 m - From: 0 m - To: 0.6 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101278 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: This channel sample returned a moderate gold grade over a narrow width, contributing to the polymetallic nature of the mineralization, with robust QA/QC. - Positive factor: Moderate gold grade - Positive factor: QA/QC disclosed - Negative factor: Narrow intercept width Evidence · table > 1.62 Context: 101278 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101278 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-20) Promontorio Mine · copper #### Identity - Hole ID: 101278 - Project: Promontorio Mine - Commodity: copper - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 0.2 - Grade Unit: % - Intercept: 0.6 m - From: 0 m - To: 0.6 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101278 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: This channel sample shows a low copper grade over a narrow width, adding to the polymetallic nature of the mineralization but not as a primary driver. - Positive factor: QA/QC disclosed - Negative factor: Low copper grade - Negative factor: Narrow intercept width Evidence · table > 0.20 Context: 101278 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101278 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-21) Promontorio Mine · lead #### Identity - Hole ID: 101278 - Project: Promontorio Mine - Commodity: lead - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 0.37 - Grade Unit: % - Intercept: 0.6 m - From: 0 m - To: 0.6 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101278 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: This channel sample returned a low lead grade over a narrow width, contributing to the polymetallic mineralization but not as a primary driver. - Positive factor: QA/QC disclosed - Negative factor: Low lead grade - Negative factor: Narrow intercept width Evidence · table > 0.37 Context: 101278 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101278 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-22) Promontorio Mine · zinc #### Identity - Hole ID: 101278 - Project: Promontorio Mine - Commodity: zinc - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 6.78 - Grade Unit: % - Intercept: 0.6 m - From: 0 m - To: 0.6 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101278 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: This channel sample shows a moderate zinc grade over a narrow width, contributing to the polymetallic nature of the mineralization in the newly accessible underground areas. - Positive factor: Moderate zinc grade - Positive factor: QA/QC disclosed - Negative factor: Narrow intercept width Evidence · table > 6.78 Context: 101278 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101278 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-23) Promontorio Mine · silver #### Identity - Hole ID: 101278 - Project: Promontorio Mine - Commodity: silver - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 595 - Grade Unit: g/t - Intercept: 0.6 m - From: 0 m - To: 0.6 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101278 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Metal Eq. Grade: 595 - Metal Eq. Unit: g/t AgEq - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: This channel sample returned an exceptional silver equivalent grade over a narrow width, highlighting significant polymetallic mineralization in the newly accessible underground areas, with transparent metal equivalent calculations. - Positive factor: Exceptional silver equivalent grade - Positive factor: Metal equivalent assumptions disclosed - Positive factor: QA/QC disclosed - Negative factor: Narrow intercept width Evidence · table > 595 Context: 101278 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101280 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-24) Promontorio Mine · silver #### Identity - Hole ID: 101280 - Project: Promontorio Mine - Commodity: silver - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 38.9 - Grade Unit: g/t - Intercept: 0.3 m - From: 0 m - To: 0.3 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101280 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: This channel sample shows a weak silver grade over a very narrow width, indicating limited economic significance for this specific interval, despite good QA/QC. - Positive factor: QA/QC disclosed - Negative factor: Weak silver grade - Negative factor: Narrow intercept width Evidence · table > 38.9 Context: 101280 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101280 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-25) Promontorio Mine · gold #### Identity - Hole ID: 101280 - Project: Promontorio Mine - Commodity: gold - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 0.02 - Grade Unit: g/t - Intercept: 0.3 m - From: 0 m - To: 0.3 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101280 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: The gold grade in this channel sample is very low and unlikely to be economically significant, even with good QA/QC and new access. - Positive factor: QA/QC disclosed - Negative factor: Very low gold grade - Negative factor: Narrow intercept width Evidence · table > 0.02 Context: 101280 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101280 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-26) Promontorio Mine · copper #### Identity - Hole ID: 101280 - Project: Promontorio Mine - Commodity: copper - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 0.02 - Grade Unit: % - Intercept: 0.3 m - From: 0 m - To: 0.3 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101280 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: The copper grade in this channel sample is very low, indicating minimal economic contribution from copper for this interval. - Positive factor: QA/QC disclosed - Negative factor: Very low copper grade - Negative factor: Narrow intercept width Evidence · table > 0.02 Context: 101280 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101280 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-27) Promontorio Mine · lead #### Identity - Hole ID: 101280 - Project: Promontorio Mine - Commodity: lead - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 0.18 - Grade Unit: % - Intercept: 0.3 m - From: 0 m - To: 0.3 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101280 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: The lead grade in this channel sample is very low, suggesting it is not a significant contributor to the overall value of this interval. - Positive factor: QA/QC disclosed - Negative factor: Very low lead grade - Negative factor: Narrow intercept width Evidence · table > 0.18 Context: 101280 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101280 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-28) Promontorio Mine · zinc #### Identity - Hole ID: 101280 - Project: Promontorio Mine - Commodity: zinc - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 2.46 - Grade Unit: % - Intercept: 0.3 m - From: 0 m - To: 0.3 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101280 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: This channel sample shows a weak zinc grade over a very narrow width, contributing to the polymetallic nature of the mineralization but with limited impact. - Positive factor: QA/QC disclosed - Negative factor: Weak zinc grade - Negative factor: Narrow intercept width Evidence · table > 2.46 Context: 101280 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101280 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-29) Promontorio Mine · silver #### Identity - Hole ID: 101280 - Project: Promontorio Mine - Commodity: silver - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 98 - Grade Unit: g/t - Intercept: 0.3 m - From: 0 m - To: 0.3 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101280 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Metal Eq. Grade: 98 - Metal Eq. Unit: g/t AgEq - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: This channel sample returned a moderate silver equivalent grade over a very narrow width, contributing to the overall polymetallic potential of the area with transparent metal equivalent calculations. - Positive factor: Moderate silver equivalent grade - Positive factor: Metal equivalent assumptions disclosed - Positive factor: QA/QC disclosed - Negative factor: Narrow intercept width Evidence · table > 98 Context: 101280 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101281 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-30) Promontorio Mine · silver #### Identity - Hole ID: 101281 - Project: Promontorio Mine - Commodity: silver - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 217 - Grade Unit: g/t - Intercept: 0.5 m - From: 0 m - To: 0.5 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101281 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: This channel sample shows a strong silver grade over a narrow width, indicating significant silver mineralization in the newly accessible area, supported by good QA/QC. - Positive factor: Strong silver grade - Positive factor: QA/QC disclosed - Negative factor: Narrow intercept width Evidence · table > 217 Context: 101281 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101281 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-31) Promontorio Mine · gold #### Identity - Hole ID: 101281 - Project: Promontorio Mine - Commodity: gold - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 1.01 - Grade Unit: g/t - Intercept: 0.5 m - From: 0 m - To: 0.5 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101281 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: This channel sample returned a moderate gold grade over a narrow width, contributing to the polymetallic nature of the mineralization, with robust QA/QC. - Positive factor: Moderate gold grade - Positive factor: QA/QC disclosed - Negative factor: Narrow intercept width Evidence · table > 1.01 Context: 101281 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101281 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-32) Promontorio Mine · copper #### Identity - Hole ID: 101281 - Project: Promontorio Mine - Commodity: copper - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 0.29 - Grade Unit: % - Intercept: 0.5 m - From: 0 m - To: 0.5 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101281 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: This channel sample shows a low copper grade over a narrow width, adding to the polymetallic nature of the mineralization but not as a primary driver. - Positive factor: QA/QC disclosed - Negative factor: Low copper grade - Negative factor: Narrow intercept width Evidence · table > 0.29 Context: 101281 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101281 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-33) Promontorio Mine · lead #### Identity - Hole ID: 101281 - Project: Promontorio Mine - Commodity: lead - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 4.92 - Grade Unit: % - Intercept: 0.5 m - From: 0 m - To: 0.5 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101281 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: This channel sample returned a moderate lead grade over a narrow width, contributing significantly to the polymetallic mineralization in the newly accessible underground areas. - Positive factor: Moderate lead grade - Positive factor: QA/QC disclosed - Negative factor: Narrow intercept width Evidence · table > 4.92 Context: 101281 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101281 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-34) Promontorio Mine · zinc #### Identity - Hole ID: 101281 - Project: Promontorio Mine - Commodity: zinc - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 12.55 - Grade Unit: % - Intercept: 0.5 m - From: 0 m - To: 0.5 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101281 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: This channel sample shows a strong zinc grade over a narrow width, indicating significant zinc mineralization in the newly accessible underground areas. - Positive factor: Strong zinc grade - Positive factor: QA/QC disclosed - Negative factor: Narrow intercept width Evidence · table > 12.55 Context: 101281 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101281 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-35) Promontorio Mine · silver #### Identity - Hole ID: 101281 - Project: Promontorio Mine - Commodity: silver - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 696 - Grade Unit: g/t - Intercept: 0.5 m - From: 0 m - To: 0.5 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101281 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Metal Eq. Grade: 696 - Metal Eq. Unit: g/t AgEq - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: This channel sample returned an exceptional silver equivalent grade over a narrow width, highlighting significant polymetallic mineralization in the newly accessible underground areas, with transparent metal equivalent calculations. - Positive factor: Exceptional silver equivalent grade - Positive factor: Metal equivalent assumptions disclosed - Positive factor: QA/QC disclosed - Negative factor: Narrow intercept width Evidence · table > 696 Context: 101281 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101282 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-36) Promontorio Mine · silver #### Identity - Hole ID: 101282 - Project: Promontorio Mine - Commodity: silver - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 30.3 - Grade Unit: g/t - Intercept: 0.3 m - From: 0 m - To: 0.3 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101282 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: This channel sample shows a weak silver grade over a very narrow width, indicating limited economic significance for this specific interval, despite good QA/QC. - Positive factor: QA/QC disclosed - Negative factor: Weak silver grade - Negative factor: Narrow intercept width Evidence · table > 30.3 Context: 101282 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101282 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-37) Promontorio Mine · gold #### Identity - Hole ID: 101282 - Project: Promontorio Mine - Commodity: gold - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 0.44 - Grade Unit: g/t - Intercept: 0.3 m - From: 0 m - To: 0.3 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101282 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: The gold grade in this channel sample is weak and unlikely to be economically significant, even with good QA/QC and new access. - Positive factor: QA/QC disclosed - Negative factor: Weak gold grade - Negative factor: Narrow intercept width Evidence · table > 0.44 Context: 101282 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101282 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-38) Promontorio Mine · copper #### Identity - Hole ID: 101282 - Project: Promontorio Mine - Commodity: copper - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 0.39 - Grade Unit: % - Intercept: 0.3 m - From: 0 m - To: 0.3 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101282 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: This channel sample shows a moderate copper grade over a very narrow width, adding to the polymetallic nature of the mineralization in the newly accessed areas. - Positive factor: Moderate copper grade - Positive factor: QA/QC disclosed - Negative factor: Narrow intercept width Evidence · table > 0.39 Context: 101282 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101282 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-39) Promontorio Mine · lead #### Identity - Hole ID: 101282 - Project: Promontorio Mine - Commodity: lead - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 5.2 - Grade Unit: % - Intercept: 0.3 m - From: 0 m - To: 0.3 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101282 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: This channel sample returned a moderate lead grade over a very narrow width, contributing significantly to the polymetallic mineralization in the newly accessible underground areas. - Positive factor: Moderate lead grade - Positive factor: QA/QC disclosed - Negative factor: Narrow intercept width Evidence · table > 5.20 Context: 101282 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101282 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-40) Promontorio Mine · zinc #### Identity - Hole ID: 101282 - Project: Promontorio Mine - Commodity: zinc - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 8.14 - Grade Unit: % - Intercept: 0.3 m - From: 0 m - To: 0.3 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101282 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: This channel sample shows a strong zinc grade over a very narrow width, indicating significant zinc mineralization in the newly accessible underground areas. - Positive factor: Strong zinc grade - Positive factor: QA/QC disclosed - Negative factor: Narrow intercept width Evidence · table > 8.14 Context: 101282 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101282 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-41) Promontorio Mine · silver #### Identity - Hole ID: 101282 - Project: Promontorio Mine - Commodity: silver - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 380 - Grade Unit: g/t - Intercept: 0.3 m - From: 0 m - To: 0.3 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101282 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Metal Eq. Grade: 380 - Metal Eq. Unit: g/t AgEq - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: This channel sample returned a strong silver equivalent grade over a very narrow width, highlighting significant polymetallic mineralization in the newly accessible underground areas, with transparent metal equivalent calculations. - Positive factor: Strong silver equivalent grade - Positive factor: Metal equivalent assumptions disclosed - Positive factor: QA/QC disclosed - Negative factor: Narrow intercept width Evidence · table > 380 Context: 101282 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101283 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-42) Promontorio Mine · silver #### Identity - Hole ID: 101283 - Project: Promontorio Mine - Commodity: silver - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 23.9 - Grade Unit: g/t - Intercept: 0.4 m - From: 0 m - To: 0.4 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101283 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: This channel sample shows a weak silver grade over a narrow width, indicating limited economic significance for this specific interval, despite good QA/QC. - Positive factor: QA/QC disclosed - Negative factor: Weak silver grade - Negative factor: Narrow intercept width Evidence · table > 23.9 Context: 101283 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101283 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-43) Promontorio Mine · gold #### Identity - Hole ID: 101283 - Project: Promontorio Mine - Commodity: gold - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 0.12 - Grade Unit: g/t - Intercept: 0.4 m - From: 0 m - To: 0.4 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101283 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: The gold grade in this channel sample is very low and unlikely to be economically significant, even with good QA/QC and new access. - Positive factor: QA/QC disclosed - Negative factor: Very low gold grade - Negative factor: Narrow intercept width Evidence · table > 0.12 Context: 101283 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101283 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-44) Promontorio Mine · copper #### Identity - Hole ID: 101283 - Project: Promontorio Mine - Commodity: copper - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 0.01 - Grade Unit: % - Intercept: 0.4 m - From: 0 m - To: 0.4 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101283 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: The copper grade in this channel sample is very low, indicating minimal economic contribution from copper for this interval. - Positive factor: QA/QC disclosed - Negative factor: Very low copper grade - Negative factor: Narrow intercept width Evidence · table > 0.01 Context: 101283 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101283 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-45) Promontorio Mine · lead #### Identity - Hole ID: 101283 - Project: Promontorio Mine - Commodity: lead - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 1.48 - Grade Unit: % - Intercept: 0.4 m - From: 0 m - To: 0.4 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101283 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: This channel sample returned a weak lead grade over a narrow width, contributing to the polymetallic mineralization but with limited impact. - Positive factor: QA/QC disclosed - Negative factor: Weak lead grade - Negative factor: Narrow intercept width Evidence · table > 1.48 Context: 101283 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101283 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-46) Promontorio Mine · zinc #### Identity - Hole ID: 101283 - Project: Promontorio Mine - Commodity: zinc - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 3.52 - Grade Unit: % - Intercept: 0.4 m - From: 0 m - To: 0.4 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101283 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: This channel sample shows a weak zinc grade over a narrow width, contributing to the polymetallic nature of the mineralization but with limited impact. - Positive factor: QA/QC disclosed - Negative factor: Weak zinc grade - Negative factor: Narrow intercept width Evidence · table > 3.52 Context: 101283 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101283 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-47) Promontorio Mine · silver #### Identity - Hole ID: 101283 - Project: Promontorio Mine - Commodity: silver - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 140 - Grade Unit: g/t - Intercept: 0.4 m - From: 0 m - To: 0.4 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101283 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Metal Eq. Grade: 140 - Metal Eq. Unit: g/t AgEq - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: This channel sample returned a moderate silver equivalent grade over a narrow width, contributing to the overall polymetallic potential of the area with transparent metal equivalent calculations. - Positive factor: Moderate silver equivalent grade - Positive factor: Metal equivalent assumptions disclosed - Positive factor: QA/QC disclosed - Negative factor: Narrow intercept width Evidence · table > 140 Context: 101283 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101284 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-48) Promontorio Mine · silver #### Identity - Hole ID: 101284 - Project: Promontorio Mine - Commodity: silver - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 22.1 - Grade Unit: g/t - Intercept: 0.5 m - From: 0 m - To: 0.5 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101284 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: This channel sample shows a weak silver grade over a narrow width, indicating limited economic significance for this specific interval, despite good QA/QC. - Positive factor: QA/QC disclosed - Negative factor: Weak silver grade - Negative factor: Narrow intercept width Evidence · table > 22.1 Context: 101284 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101284 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-49) Promontorio Mine · gold #### Identity - Hole ID: 101284 - Project: Promontorio Mine - Commodity: gold - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 2.26 - Grade Unit: g/t - Intercept: 0.5 m - From: 0 m - To: 0.5 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101284 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: This channel sample returned a strong gold grade over a narrow width, indicating a valuable gold component to the polymetallic mineralization, with robust QA/QC. - Positive factor: Strong gold grade - Positive factor: QA/QC disclosed - Negative factor: Narrow intercept width Evidence · table > 2.26 Context: 101284 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101284 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-50) Promontorio Mine · copper #### Identity - Hole ID: 101284 - Project: Promontorio Mine - Commodity: copper - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 0.15 - Grade Unit: % - Intercept: 0.5 m - From: 0 m - To: 0.5 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101284 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: The copper grade in this channel sample is very low, indicating minimal economic contribution from copper for this interval. - Positive factor: QA/QC disclosed - Negative factor: Very low copper grade - Negative factor: Narrow intercept width Evidence · table > 0.15 Context: 101284 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101284 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-51) Promontorio Mine · lead #### Identity - Hole ID: 101284 - Project: Promontorio Mine - Commodity: lead - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 0.12 - Grade Unit: % - Intercept: 0.5 m - From: 0 m - To: 0.5 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101284 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: The lead grade in this channel sample is very low, suggesting it is not a significant contributor to the overall value of this interval. - Positive factor: QA/QC disclosed - Negative factor: Very low lead grade - Negative factor: Narrow intercept width Evidence · table > 0.12 Context: 101284 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101284 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-52) Promontorio Mine · zinc #### Identity - Hole ID: 101284 - Project: Promontorio Mine - Commodity: zinc - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 0.9 - Grade Unit: % - Intercept: 0.5 m - From: 0 m - To: 0.5 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101284 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: This channel sample shows a very low zinc grade over a narrow width, indicating minimal contribution to the polymetallic nature of the mineralization. - Positive factor: QA/QC disclosed - Negative factor: Very low zinc grade - Negative factor: Narrow intercept width Evidence · table > 0.90 Context: 101284 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101284 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-53) Promontorio Mine · silver #### Identity - Hole ID: 101284 - Project: Promontorio Mine - Commodity: silver - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 258 - Grade Unit: g/t - Intercept: 0.5 m - From: 0 m - To: 0.5 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101284 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Metal Eq. Grade: 258 - Metal Eq. Unit: g/t AgEq - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: This channel sample returned a strong silver equivalent grade over a narrow width, highlighting significant polymetallic mineralization in the newly accessible underground areas, with transparent metal equivalent calculations. - Positive factor: Strong silver equivalent grade - Positive factor: Metal equivalent assumptions disclosed - Positive factor: QA/QC disclosed - Negative factor: Narrow intercept width Evidence · table > 258 Context: 101284 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101285 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-54) Promontorio Mine · silver #### Identity - Hole ID: 101285 - Project: Promontorio Mine - Commodity: silver - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 27.2 - Grade Unit: g/t - Intercept: 0.4 m - From: 0 m - To: 0.4 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101285 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: This channel sample shows a weak silver grade over a narrow width, indicating limited economic significance for this specific interval, despite good QA/QC. - Positive factor: QA/QC disclosed - Negative factor: Weak silver grade - Negative factor: Narrow intercept width Evidence · table > 27.2 Context: 101285 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101285 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-55) Promontorio Mine · gold #### Identity - Hole ID: 101285 - Project: Promontorio Mine - Commodity: gold - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 0.89 - Grade Unit: g/t - Intercept: 0.4 m - From: 0 m - To: 0.4 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101285 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: The gold grade in this channel sample is moderate but over a narrow width, contributing to the polymetallic nature of the mineralization. - Positive factor: Moderate gold grade - Positive factor: QA/QC disclosed - Negative factor: Narrow intercept width Evidence · table > 0.89 Context: 101285 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101285 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-56) Promontorio Mine · copper #### Identity - Hole ID: 101285 - Project: Promontorio Mine - Commodity: copper - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 0.14 - Grade Unit: % - Intercept: 0.4 m - From: 0 m - To: 0.4 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101285 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: The copper grade in this channel sample is very low, indicating minimal economic contribution from copper for this interval. - Positive factor: QA/QC disclosed - Negative factor: Very low copper grade - Negative factor: Narrow intercept width Evidence · table > 0.14 Context: 101285 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101285 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-57) Promontorio Mine · lead #### Identity - Hole ID: 101285 - Project: Promontorio Mine - Commodity: lead - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 0.11 - Grade Unit: % - Intercept: 0.4 m - From: 0 m - To: 0.4 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101285 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: The lead grade in this channel sample is very low, suggesting it is not a significant contributor to the overall value of this interval. - Positive factor: QA/QC disclosed - Negative factor: Very low lead grade - Negative factor: Narrow intercept width Evidence · table > 0.11 Context: 101285 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101285 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-58) Promontorio Mine · zinc #### Identity - Hole ID: 101285 - Project: Promontorio Mine - Commodity: zinc - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 0.4 - Grade Unit: % - Intercept: 0.4 m - From: 0 m - To: 0.4 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101285 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: This channel sample shows a very low zinc grade over a narrow width, indicating minimal contribution to the polymetallic nature of the mineralization. - Positive factor: QA/QC disclosed - Negative factor: Very low zinc grade - Negative factor: Narrow intercept width Evidence · table > 0.40 Context: 101285 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101285 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-59) Promontorio Mine · silver #### Identity - Hole ID: 101285 - Project: Promontorio Mine - Commodity: silver - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 130 - Grade Unit: g/t - Intercept: 0.4 m - From: 0 m - To: 0.4 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101285 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Metal Eq. Grade: 130 - Metal Eq. Unit: g/t AgEq - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: This channel sample returned a moderate silver equivalent grade over a narrow width, contributing to the overall polymetallic potential of the area with transparent metal equivalent calculations. - Positive factor: Moderate silver equivalent grade - Positive factor: Metal equivalent assumptions disclosed - Positive factor: QA/QC disclosed - Negative factor: Narrow intercept width Evidence · table > 130 Context: 101285 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101286 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-60) Promontorio Mine · silver #### Identity - Hole ID: 101286 - Project: Promontorio Mine - Commodity: silver - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 2.53 - Grade Unit: g/t - Intercept: 0.5 m - From: 0 m - To: 0.5 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101286 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: This channel sample shows a very low silver grade over a narrow width, indicating minimal economic significance for this specific interval, despite good QA/QC. - Positive factor: QA/QC disclosed - Negative factor: Very low silver grade - Negative factor: Narrow intercept width Evidence · table > 2.53 Context: 101286 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101286 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-61) Promontorio Mine · gold #### Identity - Hole ID: 101286 - Project: Promontorio Mine - Commodity: gold - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 0.01 - Grade Unit: g/t - Intercept: 0.5 m - From: 0 m - To: 0.5 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101286 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: The gold grade in this channel sample is very low and unlikely to be economically significant, even with good QA/QC and new access. - Positive factor: QA/QC disclosed - Negative factor: Very low gold grade - Negative factor: Narrow intercept width Evidence · table > 0.01 Context: 101286 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101286 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-62) Promontorio Mine · copper #### Identity - Hole ID: 101286 - Project: Promontorio Mine - Commodity: copper - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 0.01 - Grade Unit: % - Intercept: 0.5 m - From: 0 m - To: 0.5 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101286 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: The copper grade in this channel sample is very low, indicating minimal economic contribution from copper for this interval. - Positive factor: QA/QC disclosed - Negative factor: Very low copper grade - Negative factor: Narrow intercept width Evidence · table > 0.01 Context: 101286 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101286 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-63) Promontorio Mine · lead #### Identity - Hole ID: 101286 - Project: Promontorio Mine - Commodity: lead - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 0.22 - Grade Unit: % - Intercept: 0.5 m - From: 0 m - To: 0.5 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101286 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: The lead grade in this channel sample is very low, suggesting it is not a significant contributor to the overall value of this interval. - Positive factor: QA/QC disclosed - Negative factor: Very low lead grade - Negative factor: Narrow intercept width Evidence · table > 0.22 Context: 101286 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101286 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-64) Promontorio Mine · zinc #### Identity - Hole ID: 101286 - Project: Promontorio Mine - Commodity: zinc - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 0.38 - Grade Unit: % - Intercept: 0.5 m - From: 0 m - To: 0.5 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101286 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: This channel sample shows a very low zinc grade over a narrow width, indicating minimal contribution to the polymetallic nature of the mineralization. - Positive factor: QA/QC disclosed - Negative factor: Very low zinc grade - Negative factor: Narrow intercept width Evidence · table > 0.38 Context: 101286 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101286 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-65) Promontorio Mine · silver #### Identity - Hole ID: 101286 - Project: Promontorio Mine - Commodity: silver - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 16 - Grade Unit: g/t - Intercept: 0.5 m - From: 0 m - To: 0.5 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101286 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Metal Eq. Grade: 16 - Metal Eq. Unit: g/t AgEq - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: This channel sample returned a very low silver equivalent grade over a narrow width, indicating minimal economic potential for this specific interval, despite transparent metal equivalent calculations. - Positive factor: Metal equivalent assumptions disclosed - Positive factor: QA/QC disclosed - Negative factor: Very low silver equivalent grade - Negative factor: Narrow intercept width Evidence · table > 16 Context: 101286 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101287 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-66) Promontorio Mine · silver #### Identity - Hole ID: 101287 - Project: Promontorio Mine - Commodity: silver - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 20.7 - Grade Unit: g/t - Intercept: 0.5 m - From: 0 m - To: 0.5 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101287 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: This channel sample shows a weak silver grade over a narrow width, indicating limited economic significance for this specific interval, despite good QA/QC. - Positive factor: QA/QC disclosed - Negative factor: Weak silver grade - Negative factor: Narrow intercept width Evidence · table > 20.7 Context: 101287 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101287 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-67) Promontorio Mine · gold #### Identity - Hole ID: 101287 - Project: Promontorio Mine - Commodity: gold - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 0.05 - Grade Unit: g/t - Intercept: 0.5 m - From: 0 m - To: 0.5 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101287 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: The gold grade in this channel sample is very low and unlikely to be economically significant, even with good QA/QC and new access. - Positive factor: QA/QC disclosed - Negative factor: Very low gold grade - Negative factor: Narrow intercept width Evidence · table > 0.05 Context: 101287 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101287 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-68) Promontorio Mine · copper #### Identity - Hole ID: 101287 - Project: Promontorio Mine - Commodity: copper - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 0.02 - Grade Unit: % - Intercept: 0.5 m - From: 0 m - To: 0.5 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101287 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: The copper grade in this channel sample is very low, indicating minimal economic contribution from copper for this interval. - Positive factor: QA/QC disclosed - Negative factor: Very low copper grade - Negative factor: Narrow intercept width Evidence · table > 0.02 Context: 101287 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101287 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-69) Promontorio Mine · lead #### Identity - Hole ID: 101287 - Project: Promontorio Mine - Commodity: lead - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 1.5 - Grade Unit: % - Intercept: 0.5 m - From: 0 m - To: 0.5 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101287 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: This channel sample returned a weak lead grade over a narrow width, contributing to the polymetallic mineralization but with limited impact. - Positive factor: Weak lead grade - Positive factor: QA/QC disclosed - Negative factor: Narrow intercept width Evidence · table > 1.50 Context: 101287 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101287 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-70) Promontorio Mine · zinc #### Identity - Hole ID: 101287 - Project: Promontorio Mine - Commodity: zinc - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 3.24 - Grade Unit: % - Intercept: 0.5 m - From: 0 m - To: 0.5 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101287 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: This channel sample shows a weak zinc grade over a narrow width, contributing to the polymetallic nature of the mineralization but with limited impact. - Positive factor: Weak zinc grade - Positive factor: QA/QC disclosed - Negative factor: Narrow intercept width Evidence · table > 3.24 Context: 101287 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101287 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-71) Promontorio Mine · silver #### Identity - Hole ID: 101287 - Project: Promontorio Mine - Commodity: silver - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 125 - Grade Unit: g/t - Intercept: 0.5 m - From: 0 m - To: 0.5 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101287 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Metal Eq. Grade: 125 - Metal Eq. Unit: g/t AgEq - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: This channel sample returned a moderate silver equivalent grade over a narrow width, contributing to the overall polymetallic potential of the area with transparent metal equivalent calculations. - Positive factor: Moderate silver equivalent grade - Positive factor: Metal equivalent assumptions disclosed - Positive factor: QA/QC disclosed - Negative factor: Narrow intercept width Evidence · table > 125 Context: 101287 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101288 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-72) Promontorio Mine · silver #### Identity - Hole ID: 101288 - Project: Promontorio Mine - Commodity: silver - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 5.67 - Grade Unit: g/t - Intercept: 0.55 m - From: 0 m - To: 0.55 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101288 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: This channel sample shows a very low silver grade over a narrow width, indicating minimal economic significance for this specific interval, despite good QA/QC. - Positive factor: QA/QC disclosed - Negative factor: Very low silver grade - Negative factor: Narrow intercept width Evidence · table > 5.67 Context: 101288 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101288 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-73) Promontorio Mine · gold #### Identity - Hole ID: 101288 - Project: Promontorio Mine - Commodity: gold - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 0.23 - Grade Unit: g/t - Intercept: 0.55 m - From: 0 m - To: 0.55 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101288 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: The gold grade in this channel sample is very low and unlikely to be economically significant, even with good QA/QC and new access. - Positive factor: QA/QC disclosed - Negative factor: Very low gold grade - Negative factor: Narrow intercept width Evidence · table > 0.23 Context: 101288 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101288 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-74) Promontorio Mine · copper #### Identity - Hole ID: 101288 - Project: Promontorio Mine - Commodity: copper - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 0 - Grade Unit: % - Intercept: 0.55 m - From: 0 m - To: 0.55 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101288 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: The copper grade in this channel sample is zero, indicating no economic contribution from copper for this interval. - Positive factor: QA/QC disclosed - Negative factor: No copper grade - Negative factor: Narrow intercept width Evidence · table > 0.00 Context: 101288 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101288 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-75) Promontorio Mine · lead #### Identity - Hole ID: 101288 - Project: Promontorio Mine - Commodity: lead - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 0.11 - Grade Unit: % - Intercept: 0.55 m - From: 0 m - To: 0.55 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101288 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: The lead grade in this channel sample is very low, suggesting it is not a significant contributor to the overall value of this interval. - Positive factor: QA/QC disclosed - Negative factor: Very low lead grade - Negative factor: Narrow intercept width Evidence · table > 0.11 Context: 101288 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101288 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-76) Promontorio Mine · zinc #### Identity - Hole ID: 101288 - Project: Promontorio Mine - Commodity: zinc - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 0.17 - Grade Unit: % - Intercept: 0.55 m - From: 0 m - To: 0.55 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101288 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: This channel sample shows a very low zinc grade over a narrow width, indicating minimal contribution to the polymetallic nature of the mineralization. - Positive factor: QA/QC disclosed - Negative factor: Very low zinc grade - Negative factor: Narrow intercept width Evidence · table > 0.17 Context: 101288 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101288 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-77) Promontorio Mine · silver Historical result Needs review: historical\_restatement #### Identity - Hole ID: 101288 - Project: Promontorio Mine - Commodity: silver - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 32 - Grade Unit: g/t - Intercept: 0.55 m - From: 0 m - To: 0.55 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101288 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Metal Eq. Grade: 32 - Metal Eq. Unit: g/t AgEq - Assumptions Disclosed: Yes #### Review - Needs Review: Yes - Review Reason: historical\_restatement - Interp. Status: scored - Historical: Yes - Historical Source Date: 2022-11-15T00:00:00.000Z #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: This channel sample returned a very low silver equivalent grade over a narrow width, indicating minimal economic potential for this specific interval, despite transparent metal equivalent calculations. - Positive factor: Metal equivalent assumptions disclosed - Positive factor: QA/QC disclosed - Negative factor: Very low silver equivalent grade - Negative factor: Narrow intercept width Evidence · table > 32 Context: 101288 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101289 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-78) Promontorio Mine · silver #### Identity - Hole ID: 101289 - Project: Promontorio Mine - Commodity: silver - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 14.8 - Grade Unit: g/t - Intercept: 0.5 m - From: 0 m - To: 0.5 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101289 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: This channel sample shows a very low silver grade over a narrow width, indicating minimal economic significance for this specific interval, despite good QA/QC. - Positive factor: QA/QC disclosed - Negative factor: Very low silver grade - Negative factor: Narrow intercept width Evidence · table > 14.8 Context: 101289 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101289 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-79) Promontorio Mine · gold #### Identity - Hole ID: 101289 - Project: Promontorio Mine - Commodity: gold - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 0 - Grade Unit: g/t - Intercept: 0.5 m - From: 0 m - To: 0.5 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101289 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: The gold grade in this channel sample is zero, indicating no economic contribution from gold for this interval. - Positive factor: QA/QC disclosed - Negative factor: No gold grade - Negative factor: Narrow intercept width Evidence · table > 0.00 Context: 101289 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101289 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-80) Promontorio Mine · copper #### Identity - Hole ID: 101289 - Project: Promontorio Mine - Commodity: copper - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 0.02 - Grade Unit: % - Intercept: 0.5 m - From: 0 m - To: 0.5 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101289 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: The copper grade in this channel sample is very low, indicating minimal economic contribution from copper for this interval. - Positive factor: QA/QC disclosed - Negative factor: Very low copper grade - Negative factor: Narrow intercept width Evidence · table > 0.02 Context: 101289 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101289 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-81) Promontorio Mine · lead #### Identity - Hole ID: 101289 - Project: Promontorio Mine - Commodity: lead - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 0.1 - Grade Unit: % - Intercept: 0.5 m - From: 0 m - To: 0.5 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101289 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: The lead grade in this channel sample is very low, suggesting it is not a significant contributor to the overall value of this interval. - Positive factor: QA/QC disclosed - Negative factor: Very low lead grade - Negative factor: Narrow intercept width Evidence · table > 0.10 Context: 101289 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101289 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-82) Promontorio Mine · zinc #### Identity - Hole ID: 101289 - Project: Promontorio Mine - Commodity: zinc - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 0.06 - Grade Unit: % - Intercept: 0.5 m - From: 0 m - To: 0.5 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101289 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: This channel sample shows a very low zinc grade over a narrow width, indicating minimal contribution to the polymetallic nature of the mineralization. - Positive factor: QA/QC disclosed - Negative factor: Very low zinc grade - Negative factor: Narrow intercept width Evidence · table > 0.06 Context: 101289 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101289 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-83) Promontorio Mine · silver #### Identity - Hole ID: 101289 - Project: Promontorio Mine - Commodity: silver - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 20 - Grade Unit: g/t - Intercept: 0.5 m - From: 0 m - To: 0.5 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101289 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Metal Eq. Grade: 20 - Metal Eq. Unit: g/t AgEq - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: This channel sample returned a very low silver equivalent grade over a narrow width, indicating minimal economic potential for this specific interval, despite transparent metal equivalent calculations. - Positive factor: Metal equivalent assumptions disclosed - Positive factor: QA/QC disclosed - Negative factor: Very low silver equivalent grade - Negative factor: Narrow intercept width Evidence · table > 20 Context: 101289 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101290 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-84) Promontorio Mine · silver #### Identity - Hole ID: 101290 - Project: Promontorio Mine - Commodity: silver - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 12.6 - Grade Unit: g/t - Intercept: 0.6 m - From: 0 m - To: 0.6 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101290 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: This channel sample shows a very low silver grade over a narrow width, indicating minimal economic significance for this specific interval, despite good QA/QC. - Positive factor: QA/QC disclosed - Negative factor: Very low silver grade - Negative factor: Narrow intercept width Evidence · table > 12.6 Context: 101290 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101290 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-85) Promontorio Mine · gold #### Identity - Hole ID: 101290 - Project: Promontorio Mine - Commodity: gold - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 0 - Grade Unit: g/t - Intercept: 0.6 m - From: 0 m - To: 0.6 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101290 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: The gold grade in this channel sample is zero, indicating no economic contribution from gold for this interval. - Positive factor: QA/QC disclosed - Negative factor: No gold grade - Negative factor: Narrow intercept width Evidence · table > 0.00 Context: 101290 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101290 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-86) Promontorio Mine · copper #### Identity - Hole ID: 101290 - Project: Promontorio Mine - Commodity: copper - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 0.01 - Grade Unit: % - Intercept: 0.6 m - From: 0 m - To: 0.6 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101290 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: The copper grade in this channel sample is very low, indicating minimal economic contribution from copper for this interval. - Positive factor: QA/QC disclosed - Negative factor: Very low copper grade - Negative factor: Narrow intercept width Evidence · table > 0.01 Context: 101290 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101290 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-87) Promontorio Mine · lead #### Identity - Hole ID: 101290 - Project: Promontorio Mine - Commodity: lead - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 0.03 - Grade Unit: % - Intercept: 0.6 m - From: 0 m - To: 0.6 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101290 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: The lead grade in this channel sample is very low, suggesting it is not a significant contributor to the overall value of this interval. - Positive factor: QA/QC disclosed - Negative factor: Very low lead grade - Negative factor: Narrow intercept width Evidence · table > 0.03 Context: 101290 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101290 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-88) Promontorio Mine · zinc #### Identity - Hole ID: 101290 - Project: Promontorio Mine - Commodity: zinc - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 0.03 - Grade Unit: % - Intercept: 0.6 m - From: 0 m - To: 0.6 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101290 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: This channel sample shows a very low zinc grade over a narrow width, indicating minimal contribution to the polymetallic nature of the mineralization. - Positive factor: QA/QC disclosed - Negative factor: Very low zinc grade - Negative factor: Narrow intercept width Evidence · table > 0.03 Context: 101290 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101290 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-89) Promontorio Mine · silver Historical result Needs review: historical\_restatement #### Identity - Hole ID: 101290 - Project: Promontorio Mine - Commodity: silver - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 15 - Grade Unit: g/t - Intercept: 0.6 m - From: 0 m - To: 0.6 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101290 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Metal Eq. Grade: 15 - Metal Eq. Unit: g/t AgEq - Assumptions Disclosed: Yes #### Review - Needs Review: Yes - Review Reason: historical\_restatement - Interp. Status: scored - Historical: Yes - Historical Source Date: 2022-11-15T00:00:00.000Z #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: This channel sample returned a very low silver equivalent grade over a narrow width, indicating minimal economic potential for this specific interval, despite transparent metal equivalent calculations. - Positive factor: Metal equivalent assumptions disclosed - Positive factor: QA/QC disclosed - Negative factor: Very low silver equivalent grade - Negative factor: Narrow intercept width Evidence · table > 15 Context: 101290 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101291 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-90) Promontorio Mine · silver #### Identity - Hole ID: 101291 - Project: Promontorio Mine - Commodity: silver - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 100 - Grade Unit: g/t - Intercept: 0.4 m - From: 0 m - To: 0.4 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101291 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: This channel sample shows a moderate silver grade over a narrow width, indicating some silver mineralization in the newly accessible area, supported by good QA/QC. - Positive factor: Moderate silver grade - Positive factor: QA/QC disclosed - Negative factor: Narrow intercept width Evidence · table > 100 Context: 101291 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101291 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-91) Promontorio Mine · gold #### Identity - Hole ID: 101291 - Project: Promontorio Mine - Commodity: gold - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 0.19 - Grade Unit: g/t - Intercept: 0.4 m - From: 0 m - To: 0.4 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101291 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: The gold grade in this channel sample is very low and unlikely to be economically significant, even with good QA/QC and new access. - Positive factor: QA/QC disclosed - Negative factor: Very low gold grade - Negative factor: Narrow intercept width Evidence · table > 0.19 Context: 101291 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101291 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-92) Promontorio Mine · copper #### Identity - Hole ID: 101291 - Project: Promontorio Mine - Commodity: copper - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 0.51 - Grade Unit: % - Intercept: 0.4 m - From: 0 m - To: 0.4 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101291 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: This channel sample shows a moderate copper grade over a narrow width, adding to the polymetallic nature of the mineralization in the newly accessed areas. - Positive factor: Moderate copper grade - Positive factor: QA/QC disclosed - Negative factor: Narrow intercept width Evidence · table > 0.51 Context: 101291 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101291 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-93) Promontorio Mine · lead #### Identity - Hole ID: 101291 - Project: Promontorio Mine - Commodity: lead - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 0.05 - Grade Unit: % - Intercept: 0.4 m - From: 0 m - To: 0.4 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101291 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: The lead grade in this channel sample is very low, suggesting it is not a significant contributor to the overall value of this interval. - Positive factor: QA/QC disclosed - Negative factor: Very low lead grade - Negative factor: Narrow intercept width Evidence · table > 0.05 Context: 101291 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101291 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-94) Promontorio Mine · zinc #### Identity - Hole ID: 101291 - Project: Promontorio Mine - Commodity: zinc - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 0.03 - Grade Unit: % - Intercept: 0.4 m - From: 0 m - To: 0.4 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101291 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: This channel sample shows a very low zinc grade over a narrow width, indicating minimal contribution to the polymetallic nature of the mineralization. - Positive factor: QA/QC disclosed - Negative factor: Very low zinc grade - Negative factor: Narrow intercept width Evidence · table > 0.03 Context: 101291 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101291 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-95) Promontorio Mine · silver #### Identity - Hole ID: 101291 - Project: Promontorio Mine - Commodity: silver - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 163 - Grade Unit: g/t - Intercept: 0.4 m - From: 0 m - To: 0.4 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101291 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Metal Eq. Grade: 163 - Metal Eq. Unit: g/t AgEq - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: This channel sample returned a moderate silver equivalent grade over a narrow width, contributing to the overall polymetallic potential of the area with transparent metal equivalent calculations. - Positive factor: Moderate silver equivalent grade - Positive factor: Metal equivalent assumptions disclosed - Positive factor: QA/QC disclosed - Negative factor: Narrow intercept width Evidence · table > 163 Context: 101291 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101292 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-96) Promontorio Mine · silver #### Identity - Hole ID: 101292 - Project: Promontorio Mine - Commodity: silver - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 9.16 - Grade Unit: g/t - Intercept: 0.55 m - From: 0 m - To: 0.55 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101292 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: This channel sample shows a very low silver grade over a narrow width, indicating minimal economic significance for this specific interval, despite good QA/QC. - Positive factor: QA/QC disclosed - Negative factor: Very low silver grade - Negative factor: Narrow intercept width Evidence · table > 9.16 Context: 101292 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101292 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-97) Promontorio Mine · gold #### Identity - Hole ID: 101292 - Project: Promontorio Mine - Commodity: gold - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 0 - Grade Unit: g/t - Intercept: 0.55 m - From: 0 m - To: 0.55 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101292 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: The gold grade in this channel sample is zero, indicating no economic contribution from gold for this interval. - Positive factor: QA/QC disclosed - Negative factor: No gold grade - Negative factor: Narrow intercept width Evidence · table > 0.00 Context: 101292 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101292 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-98) Promontorio Mine · copper #### Identity - Hole ID: 101292 - Project: Promontorio Mine - Commodity: copper - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 0.01 - Grade Unit: % - Intercept: 0.55 m - From: 0 m - To: 0.55 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101292 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: The copper grade in this channel sample is very low, indicating minimal economic contribution from copper for this interval. - Positive factor: QA/QC disclosed - Negative factor: Very low copper grade - Negative factor: Narrow intercept width Evidence · table > 0.01 Context: 101292 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101292 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-99) Promontorio Mine · lead #### Identity - Hole ID: 101292 - Project: Promontorio Mine - Commodity: lead - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 0.02 - Grade Unit: % - Intercept: 0.55 m - From: 0 m - To: 0.55 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101292 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: The lead grade in this channel sample is very low, suggesting it is not a significant contributor to the overall value of this interval. - Positive factor: QA/QC disclosed - Negative factor: Very low lead grade - Negative factor: Narrow intercept width Evidence · table > 0.02 Context: 101292 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101292 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-100) Promontorio Mine · zinc #### Identity - Hole ID: 101292 - Project: Promontorio Mine - Commodity: zinc - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 0.03 - Grade Unit: % - Intercept: 0.55 m - From: 0 m - To: 0.55 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101292 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: This channel sample shows a very low zinc grade over a narrow width, indicating minimal contribution to the polymetallic nature of the mineralization. - Positive factor: QA/QC disclosed - Negative factor: Very low zinc grade - Negative factor: Narrow intercept width Evidence · table > 0.03 Context: 101292 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101292 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-101) Promontorio Mine · silver #### Identity - Hole ID: 101292 - Project: Promontorio Mine - Commodity: silver - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 12 - Grade Unit: g/t - Intercept: 0.55 m - From: 0 m - To: 0.55 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101292 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Metal Eq. Grade: 12 - Metal Eq. Unit: g/t AgEq - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: This channel sample returned a very low silver equivalent grade over a narrow width, indicating minimal economic potential for this specific interval, despite transparent metal equivalent calculations. - Positive factor: Metal equivalent assumptions disclosed - Positive factor: QA/QC disclosed - Negative factor: Very low silver equivalent grade - Negative factor: Narrow intercept width Evidence · table > 12 Context: 101292 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101293 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-102) Promontorio Mine · silver #### Identity - Hole ID: 101293 - Project: Promontorio Mine - Commodity: silver - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 14.5 - Grade Unit: g/t - Intercept: 0.55 m - From: 0 m - To: 0.55 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101293 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: This channel sample shows a very low silver grade over a narrow width, indicating minimal economic significance for this specific interval, despite good QA/QC. - Positive factor: QA/QC disclosed - Negative factor: Very low silver grade - Negative factor: Narrow intercept width Evidence · table > 14.5 Context: 101293 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101293 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-103) Promontorio Mine · gold #### Identity - Hole ID: 101293 - Project: Promontorio Mine - Commodity: gold - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 0.01 - Grade Unit: g/t - Intercept: 0.55 m - From: 0 m - To: 0.55 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101293 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: The gold grade in this channel sample is very low and unlikely to be economically significant, even with good QA/QC and new access. - Positive factor: QA/QC disclosed - Negative factor: Very low gold grade - Negative factor: Narrow intercept width Evidence · table > 0.01 Context: 101293 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101293 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-104) Promontorio Mine · copper #### Identity - Hole ID: 101293 - Project: Promontorio Mine - Commodity: copper - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 0.05 - Grade Unit: % - Intercept: 0.55 m - From: 0 m - To: 0.55 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101293 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: The copper grade in this channel sample is very low, indicating minimal economic contribution from copper for this interval. - Positive factor: QA/QC disclosed - Negative factor: Very low copper grade - Negative factor: Narrow intercept width Evidence · table > 0.05 Context: 101293 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101293 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-105) Promontorio Mine · lead #### Identity - Hole ID: 101293 - Project: Promontorio Mine - Commodity: lead - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 0.2 - Grade Unit: % - Intercept: 0.55 m - From: 0 m - To: 0.55 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101293 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: The lead grade in this channel sample is very low, suggesting it is not a significant contributor to the overall value of this interval. - Positive factor: QA/QC disclosed - Negative factor: Very low lead grade - Negative factor: Narrow intercept width Evidence · table > 0.20 Context: 101293 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101293 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-106) Promontorio Mine · zinc #### Identity - Hole ID: 101293 - Project: Promontorio Mine - Commodity: zinc - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 0.14 - Grade Unit: % - Intercept: 0.55 m - From: 0 m - To: 0.55 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101293 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: This channel sample shows a very low zinc grade over a narrow width, indicating minimal contribution to the polymetallic nature of the mineralization. - Positive factor: QA/QC disclosed - Negative factor: Very low zinc grade - Negative factor: Narrow intercept width Evidence · table > 0.14 Context: 101293 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101293 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-107) Promontorio Mine · silver #### Identity - Hole ID: 101293 - Project: Promontorio Mine - Commodity: silver - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 27 - Grade Unit: g/t - Intercept: 0.55 m - From: 0 m - To: 0.55 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101293 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Metal Eq. Grade: 27 - Metal Eq. Unit: g/t AgEq - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: This channel sample returned a very low silver equivalent grade over a narrow width, indicating minimal economic potential for this specific interval, despite transparent metal equivalent calculations. - Positive factor: Metal equivalent assumptions disclosed - Positive factor: QA/QC disclosed - Negative factor: Very low silver equivalent grade - Negative factor: Narrow intercept width Evidence · table > 27 Context: 101293 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101294 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-108) Promontorio Mine · silver #### Identity - Hole ID: 101294 - Project: Promontorio Mine - Commodity: silver - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 12.35 - Grade Unit: g/t - Intercept: 0.5 m - From: 0 m - To: 0.5 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101294 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: This channel sample shows a very low silver grade over a narrow width, indicating minimal economic significance for this specific interval, despite good QA/QC. - Positive factor: QA/QC disclosed - Negative factor: Very low silver grade - Negative factor: Narrow intercept width Evidence · table > 12.35 Context: 101294 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101294 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-109) Promontorio Mine · gold #### Identity - Hole ID: 101294 - Project: Promontorio Mine - Commodity: gold - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 0.01 - Grade Unit: g/t - Intercept: 0.5 m - From: 0 m - To: 0.5 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101294 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: The gold grade in this channel sample is very low and unlikely to be economically significant, even with good QA/QC and new access. - Positive factor: QA/QC disclosed - Negative factor: Very low gold grade - Negative factor: Narrow intercept width Evidence · table > 0.01 Context: 101294 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101294 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-110) Promontorio Mine · copper #### Identity - Hole ID: 101294 - Project: Promontorio Mine - Commodity: copper - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 0.09 - Grade Unit: % - Intercept: 0.5 m - From: 0 m - To: 0.5 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101294 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: The copper grade in this channel sample is very low, indicating minimal economic contribution from copper for this interval. - Positive factor: QA/QC disclosed - Negative factor: Very low copper grade - Negative factor: Narrow intercept width Evidence · table > 0.09 Context: 101294 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101294 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-111) Promontorio Mine · lead #### Identity - Hole ID: 101294 - Project: Promontorio Mine - Commodity: lead - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 0.14 - Grade Unit: % - Intercept: 0.5 m - From: 0 m - To: 0.5 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101294 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: The lead grade in this channel sample is very low, suggesting it is not a significant contributor to the overall value of this interval. - Positive factor: QA/QC disclosed - Negative factor: Very low lead grade - Negative factor: Narrow intercept width Evidence · table > 0.14 Context: 101294 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101294 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-112) Promontorio Mine · zinc #### Identity - Hole ID: 101294 - Project: Promontorio Mine - Commodity: zinc - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 0.2 - Grade Unit: % - Intercept: 0.5 m - From: 0 m - To: 0.5 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101294 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: This channel sample shows a very low zinc grade over a narrow width, indicating minimal contribution to the polymetallic nature of the mineralization. - Positive factor: QA/QC disclosed - Negative factor: Very low zinc grade - Negative factor: Narrow intercept width Evidence · table > 0.20 Context: 101294 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101294 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-113) Promontorio Mine · silver #### Identity - Hole ID: 101294 - Project: Promontorio Mine - Commodity: silver - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 28 - Grade Unit: g/t - Intercept: 0.5 m - From: 0 m - To: 0.5 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101294 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Metal Eq. Grade: 28 - Metal Eq. Unit: g/t AgEq - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: This channel sample returned a very low silver equivalent grade over a narrow width, indicating minimal economic potential for this specific interval, despite transparent metal equivalent calculations. - Positive factor: Metal equivalent assumptions disclosed - Positive factor: QA/QC disclosed - Negative factor: Very low silver equivalent grade - Negative factor: Narrow intercept width Evidence · table > 28 Context: 101294 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101295 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-114) Promontorio Mine · silver #### Identity - Hole ID: 101295 - Project: Promontorio Mine - Commodity: silver - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 55.7 - Grade Unit: g/t - Intercept: 0.55 m - From: 0 m - To: 0.55 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101295 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: This channel sample shows a weak silver grade over a narrow width, indicating limited economic significance for this specific interval, despite good QA/QC. - Positive factor: QA/QC disclosed - Negative factor: Weak silver grade - Negative factor: Narrow intercept width Evidence · table > 55.7 Context: 101295 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101295 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-115) Promontorio Mine · gold #### Identity - Hole ID: 101295 - Project: Promontorio Mine - Commodity: gold - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 0.1 - Grade Unit: g/t - Intercept: 0.55 m - From: 0 m - To: 0.55 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101295 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: The gold grade in this channel sample is very low and unlikely to be economically significant, even with good QA/QC and new access. - Positive factor: QA/QC disclosed - Negative factor: Very low gold grade - Negative factor: Narrow intercept width Evidence · table > 0.10 Context: 101295 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101295 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-116) Promontorio Mine · copper #### Identity - Hole ID: 101295 - Project: Promontorio Mine - Commodity: copper - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 0.47 - Grade Unit: % - Intercept: 0.55 m - From: 0 m - To: 0.55 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101295 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: This channel sample shows a moderate copper grade over a narrow width, adding to the polymetallic nature of the mineralization in the newly accessed areas. - Positive factor: Moderate copper grade - Positive factor: QA/QC disclosed - Negative factor: Narrow intercept width Evidence · table > 0.47 Context: 101295 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101295 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-117) Promontorio Mine · lead #### Identity - Hole ID: 101295 - Project: Promontorio Mine - Commodity: lead - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 0.58 - Grade Unit: % - Intercept: 0.55 m - From: 0 m - To: 0.55 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101295 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: This channel sample returned a moderate lead grade over a narrow width, contributing to the polymetallic mineralization in the newly accessible underground areas. - Positive factor: Moderate lead grade - Positive factor: QA/QC disclosed - Negative factor: Narrow intercept width Evidence · table > 0.58 Context: 101295 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101295 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-118) Promontorio Mine · zinc #### Identity - Hole ID: 101295 - Project: Promontorio Mine - Commodity: zinc - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 2.07 - Grade Unit: % - Intercept: 0.55 m - From: 0 m - To: 0.55 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101295 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: This channel sample shows a weak zinc grade over a narrow width, contributing to the polymetallic nature of the mineralization but with limited impact. - Positive factor: Weak zinc grade - Positive factor: QA/QC disclosed - Negative factor: Narrow intercept width Evidence · table > 2.07 Context: 101295 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101295 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-119) Promontorio Mine · silver #### Identity - Hole ID: 101295 - Project: Promontorio Mine - Commodity: silver - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 161 - Grade Unit: g/t - Intercept: 0.55 m - From: 0 m - To: 0.55 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101295 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Metal Eq. Grade: 161 - Metal Eq. Unit: g/t AgEq - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: This channel sample returned a moderate silver equivalent grade over a narrow width, contributing to the overall polymetallic potential of the area with transparent metal equivalent calculations. - Positive factor: Moderate silver equivalent grade - Positive factor: Metal equivalent assumptions disclosed - Positive factor: QA/QC disclosed - Negative factor: Narrow intercept width Evidence · table > 161 Context: 101295 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101296 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-120) Promontorio Mine · silver #### Identity - Hole ID: 101296 - Project: Promontorio Mine - Commodity: silver - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 52.6 - Grade Unit: g/t - Intercept: 0.8 m - From: 0 m - To: 0.8 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101296 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: This channel sample shows a weak silver grade over a moderate width, indicating limited economic significance for this specific interval, despite good QA/QC. - Positive factor: QA/QC disclosed - Negative factor: Weak silver grade Evidence · table > 52.6 Context: 101296 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101296 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-121) Promontorio Mine · gold #### Identity - Hole ID: 101296 - Project: Promontorio Mine - Commodity: gold - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 0.06 - Grade Unit: g/t - Intercept: 0.8 m - From: 0 m - To: 0.8 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101296 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: The gold grade in this channel sample is very low and unlikely to be economically significant, even with good QA/QC and new access. - Positive factor: QA/QC disclosed - Negative factor: Very low gold grade Evidence · table > 0.06 Context: 101296 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101296 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-122) Promontorio Mine · copper #### Identity - Hole ID: 101296 - Project: Promontorio Mine - Commodity: copper - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 0.08 - Grade Unit: % - Intercept: 0.8 m - From: 0 m - To: 0.8 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101296 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: The copper grade in this channel sample is very low, indicating minimal economic contribution from copper for this interval. - Positive factor: QA/QC disclosed - Negative factor: Very low copper grade Evidence · table > 0.08 Context: 101296 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101296 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-123) Promontorio Mine · lead #### Identity - Hole ID: 101296 - Project: Promontorio Mine - Commodity: lead - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 0.12 - Grade Unit: % - Intercept: 0.8 m - From: 0 m - To: 0.8 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101296 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: The lead grade in this channel sample is very low, suggesting it is not a significant contributor to the overall value of this interval. - Positive factor: QA/QC disclosed - Negative factor: Very low lead grade Evidence · table > 0.12 Context: 101296 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101296 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-124) Promontorio Mine · zinc #### Identity - Hole ID: 101296 - Project: Promontorio Mine - Commodity: zinc - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 0.11 - Grade Unit: % - Intercept: 0.8 m - From: 0 m - To: 0.8 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101296 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: This channel sample shows a very low zinc grade over a moderate width, indicating minimal contribution to the polymetallic nature of the mineralization. - Positive factor: QA/QC disclosed - Negative factor: Very low zinc grade Evidence · table > 0.11 Context: 101296 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101296 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-125) Promontorio Mine · silver #### Identity - Hole ID: 101296 - Project: Promontorio Mine - Commodity: silver - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 69 - Grade Unit: g/t - Intercept: 0.8 m - From: 0 m - To: 0.8 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101296 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Metal Eq. Grade: 69 - Metal Eq. Unit: g/t AgEq - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: This channel sample returned a weak silver equivalent grade over a moderate width, indicating limited economic potential for this specific interval, despite transparent metal equivalent calculations. - Positive factor: Metal equivalent assumptions disclosed - Positive factor: QA/QC disclosed - Negative factor: Weak silver equivalent grade Evidence · table > 69 Context: 101296 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101297 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-126) Promontorio Mine · silver #### Identity - Hole ID: 101297 - Project: Promontorio Mine - Commodity: silver - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 386 - Grade Unit: g/t - Intercept: 0.5 m - From: 0 m - To: 0.5 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101297 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: This channel sample shows a strong silver grade over a narrow width, indicating significant silver mineralization in the newly accessible area, supported by good QA/QC. - Positive factor: Strong silver grade - Positive factor: QA/QC disclosed - Negative factor: Narrow intercept width Evidence · table > 386 Context: 101297 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101297 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-127) Promontorio Mine · gold #### Identity - Hole ID: 101297 - Project: Promontorio Mine - Commodity: gold - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 0.12 - Grade Unit: g/t - Intercept: 0.5 m - From: 0 m - To: 0.5 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101297 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: The gold grade in this channel sample is very low and unlikely to be economically significant, even with good QA/QC and new access. - Positive factor: QA/QC disclosed - Negative factor: Very low gold grade - Negative factor: Narrow intercept width Evidence · table > 0.12 Context: 101297 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101297 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-128) Promontorio Mine · copper #### Identity - Hole ID: 101297 - Project: Promontorio Mine - Commodity: copper - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 0.69 - Grade Unit: % - Intercept: 0.5 m - From: 0 m - To: 0.5 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101297 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: This channel sample shows a moderate copper grade over a narrow width, adding to the polymetallic nature of the mineralization in the newly accessed areas. - Positive factor: Moderate copper grade - Positive factor: QA/QC disclosed - Negative factor: Narrow intercept width Evidence · table > 0.69 Context: 101297 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101297 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-129) Promontorio Mine · lead #### Identity - Hole ID: 101297 - Project: Promontorio Mine - Commodity: lead - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 0.27 - Grade Unit: % - Intercept: 0.5 m - From: 0 m - To: 0.5 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101297 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: This channel sample returned a very low lead grade over a narrow width, contributing to the polymetallic mineralization but not as a primary driver. - Positive factor: QA/QC disclosed - Negative factor: Very low lead grade - Negative factor: Narrow intercept width Evidence · table > 0.27 Context: 101297 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101297 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-130) Promontorio Mine · zinc #### Identity - Hole ID: 101297 - Project: Promontorio Mine - Commodity: zinc - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 0.82 - Grade Unit: % - Intercept: 0.5 m - From: 0 m - To: 0.5 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101297 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: This channel sample shows a very low zinc grade over a narrow width, indicating minimal contribution to the polymetallic nature of the mineralization. - Positive factor: QA/QC disclosed - Negative factor: Very low zinc grade - Negative factor: Narrow intercept width Evidence · table > 0.82 Context: 101297 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101297 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-131) Promontorio Mine · silver #### Identity - Hole ID: 101297 - Project: Promontorio Mine - Commodity: silver - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 480 - Grade Unit: g/t - Intercept: 0.5 m - From: 0 m - To: 0.5 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101297 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Metal Eq. Grade: 480 - Metal Eq. Unit: g/t AgEq - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: This channel sample returned a strong silver equivalent grade over a narrow width, highlighting significant polymetallic mineralization in the newly accessible underground areas, with transparent metal equivalent calculations. - Positive factor: Strong silver equivalent grade - Positive factor: Metal equivalent assumptions disclosed - Positive factor: QA/QC disclosed - Negative factor: Narrow intercept width Evidence · table > 480 Context: 101297 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101298 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-132) Promontorio Mine · silver #### Identity - Hole ID: 101298 - Project: Promontorio Mine - Commodity: silver - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 22.2 - Grade Unit: g/t - Intercept: 0.6 m - From: 0 m - To: 0.6 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101298 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: This channel sample shows a weak silver grade over a narrow width, indicating limited economic significance for this specific interval, despite good QA/QC. - Positive factor: QA/QC disclosed - Negative factor: Weak silver grade - Negative factor: Narrow intercept width Evidence · table > 22.2 Context: 101298 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101298 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-133) Promontorio Mine · gold #### Identity - Hole ID: 101298 - Project: Promontorio Mine - Commodity: gold - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 0.05 - Grade Unit: g/t - Intercept: 0.6 m - From: 0 m - To: 0.6 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101298 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: The gold grade in this channel sample is very low and unlikely to be economically significant, even with good QA/QC and new access. - Positive factor: QA/QC disclosed - Negative factor: Very low gold grade - Negative factor: Narrow intercept width Evidence · table > 0.05 Context: 101298 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101298 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-134) Promontorio Mine · copper #### Identity - Hole ID: 101298 - Project: Promontorio Mine - Commodity: copper - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 0.1 - Grade Unit: % - Intercept: 0.6 m - From: 0 m - To: 0.6 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101298 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: The copper grade in this channel sample is very low, indicating minimal economic contribution from copper for this interval. - Positive factor: QA/QC disclosed - Negative factor: Very low copper grade - Negative factor: Narrow intercept width Evidence · table > 0.10 Context: 101298 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101298 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-135) Promontorio Mine · lead #### Identity - Hole ID: 101298 - Project: Promontorio Mine - Commodity: lead - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 0.07 - Grade Unit: % - Intercept: 0.6 m - From: 0 m - To: 0.6 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101298 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: The lead grade in this channel sample is very low, suggesting it is not a significant contributor to the overall value of this interval. - Positive factor: QA/QC disclosed - Negative factor: Very low lead grade - Negative factor: Narrow intercept width Evidence · table > 0.07 Context: 101298 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101298 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-136) Promontorio Mine · zinc #### Identity - Hole ID: 101298 - Project: Promontorio Mine - Commodity: zinc - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 0.42 - Grade Unit: % - Intercept: 0.6 m - From: 0 m - To: 0.6 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101298 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: This channel sample shows a very low zinc grade over a narrow width, indicating minimal contribution to the polymetallic nature of the mineralization. - Positive factor: QA/QC disclosed - Negative factor: Very low zinc grade - Negative factor: Narrow intercept width Evidence · table > 0.42 Context: 101298 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101298 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-137) Promontorio Mine · silver #### Identity - Hole ID: 101298 - Project: Promontorio Mine - Commodity: silver - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 45 - Grade Unit: g/t - Intercept: 0.6 m - From: 0 m - To: 0.6 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101298 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Metal Eq. Grade: 45 - Metal Eq. Unit: g/t AgEq - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: This channel sample returned a weak silver equivalent grade over a narrow width, indicating limited economic potential for this specific interval, despite transparent metal equivalent calculations. - Positive factor: Metal equivalent assumptions disclosed - Positive factor: QA/QC disclosed - Negative factor: Weak silver equivalent grade - Negative factor: Narrow intercept width Evidence · table > 45 Context: 101298 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101300 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-138) Promontorio Mine · silver #### Identity - Hole ID: 101300 - Project: Promontorio Mine - Commodity: silver - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 0.87 - Grade Unit: g/t - Intercept: 0.5 m - From: 0 m - To: 0.5 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101300 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: This channel sample shows a very low silver grade over a narrow width, indicating minimal economic significance for this specific interval, despite good QA/QC. - Positive factor: QA/QC disclosed - Negative factor: Very low silver grade - Negative factor: Narrow intercept width Evidence · table > 0.87 Context: 101300 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101300 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-139) Promontorio Mine · gold #### Identity - Hole ID: 101300 - Project: Promontorio Mine - Commodity: gold - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 0.01 - Grade Unit: g/t - Intercept: 0.5 m - From: 0 m - To: 0.5 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101300 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: The gold grade in this channel sample is very low and unlikely to be economically significant, even with good QA/QC and new access. - Positive factor: QA/QC disclosed - Negative factor: Very low gold grade - Negative factor: Narrow intercept width Evidence · table > 0.01 Context: 101300 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101300 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-140) Promontorio Mine · copper #### Identity - Hole ID: 101300 - Project: Promontorio Mine - Commodity: copper - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 0.01 - Grade Unit: % - Intercept: 0.5 m - From: 0 m - To: 0.5 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101300 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: The copper grade in this channel sample is very low, indicating minimal economic contribution from copper for this interval. - Positive factor: QA/QC disclosed - Negative factor: Very low copper grade - Negative factor: Narrow intercept width Evidence · table > 0.01 Context: 101300 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101300 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-141) Promontorio Mine · lead #### Identity - Hole ID: 101300 - Project: Promontorio Mine - Commodity: lead - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 0.01 - Grade Unit: % - Intercept: 0.5 m - From: 0 m - To: 0.5 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101300 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: The lead grade in this channel sample is very low, suggesting it is not a significant contributor to the overall value of this interval. - Positive factor: QA/QC disclosed - Negative factor: Very low lead grade - Negative factor: Narrow intercept width Evidence · table > 0.01 Context: 101300 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101300 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-142) Promontorio Mine · zinc #### Identity - Hole ID: 101300 - Project: Promontorio Mine - Commodity: zinc - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 0.01 - Grade Unit: % - Intercept: 0.5 m - From: 0 m - To: 0.5 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101300 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: This channel sample shows a very low zinc grade over a narrow width, indicating minimal contribution to the polymetallic nature of the mineralization. - Positive factor: QA/QC disclosed - Negative factor: Very low zinc grade - Negative factor: Narrow intercept width Evidence · table > 0.01 Context: 101300 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101300 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-143) Promontorio Mine · silver #### Identity - Hole ID: 101300 - Project: Promontorio Mine - Commodity: silver - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 3 - Grade Unit: g/t - Intercept: 0.5 m - From: 0 m - To: 0.5 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101300 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Metal Eq. Grade: 3 - Metal Eq. Unit: g/t AgEq - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: This channel sample returned a very low silver equivalent grade over a narrow width, indicating minimal economic potential for this specific interval, despite transparent metal equivalent calculations. - Positive factor: Metal equivalent assumptions disclosed - Positive factor: QA/QC disclosed - Negative factor: Very low silver equivalent grade - Negative factor: Narrow intercept width Evidence · table > 3 Context: 101300 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ### 101301 [Link to this fact](https://atlas-staging.minestarters.com/news/minaurum-advances-underground-rehabilitation-and-exploration-at-the-historic-pro--87c3d639-f4ef-489f-a12c-3a4c35a0b60f#fact-drill-facts-144) Promontorio Mine · silver #### Identity - Hole ID: 101301 - Project: Promontorio Mine - Commodity: silver - Region: mexico - Reported Region: Sonora, Mexico - Ticker: MGG #### Geometry - Grade: 0.79 - Grade Unit: g/t - Intercept: 0.5 m - From: 0 m - To: 0.5 m #### Classification - Program: exploration - Sample Type: channel - Group ID: 101301 - Mining Method: underground #### QA/QC - Laboratory: ALS Minerals - QA/QC Disclosed: Yes - Lab Certified: Yes - QP Signed: Yes - QA/QC Methods: standards, blanks, duplicates, check\_assays #### Metal Equivalent - Assumptions Disclosed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-22T00:00:00.000Z Reasoning: This channel sample shows a very low silver grade over a narrow width, indicating minimal economic significance for this specific interval, despite good QA/QC. - Positive factor: QA/QC disclosed - Negative factor: Very low silver grade - Negative factor: Narrow intercept width Evidence · table > 0.79 Context: 101301 #### 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 **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: proximity is offered as the value premise: "Underground channel sampling conducted across mineralized structures along the edges of historically mined stopes return" ## 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.