Oroco Continues South Zone Success

Original announcement by newsfile on Sep 10, 2026

Bullish

Company: Oroco Resource Corp.
Ticker: OCO
Exchange: Unavailable
Region: Sinaloa, Mexico
Primary commodity: Copper
Secondary commodities: Molybdenum, Gold, Silver
Document categories: Drill results, Metallurgy
Extracted: 2026-09-10 11:15:21 UTC

Minestarters Atlas analysis

Summary

Oroco Resource Corp. reported positive assay results from its Phase 2 drilling program at the Santo Tomás copper project in Mexico, with several holes confirming and extending mineralization beyond current pit limits. Notable intercepts include 369.3 m grading 0.45% CuEq in hole S042 and 103 m grading 0.58% CuEq in S039. The drilling aims to convert Inferred Mineral Resources to the Indicated category and gather data for a Pre-Feasibility Study, supported by ongoing geometallurgical characterization.

Reasoning: The drill results confirm and extend significant copper mineralization at the South Zone, supporting resource upgrades and future economic studies, with robust QA/QC and ongoing geometallurgical work enhancing project confidence.

Positive factors

Long intercepts with significant copper equivalent grades, including 369.3 m at 0.45% CuEq in S042.
Drilling extended mineralization beyond the current PEA pit limits in holes S038 and S041, indicating potential resource expansion.
Infill drilling supports the conversion of Inferred Mineral Resources to the Indicated category, de-risking the project.
Geometallurgical work is underway to improve PFS-level mine planning and optimize mill throughput.
Comprehensive QA/QC procedures are disclosed, including certified labs and QP sign-off.

Negative factors

Copper equivalent calculations use variable recoveries and different metal prices than previous reports, making direct comparison challenging.
Intervals are reported as downhole lengths, and true widths are not yet confirmed.

Low confidence — this extraction should be reviewed alongside the original source.

Facts used in scoring: 127

Classification and evidence

Mill Routeneutral

Processing via mill or concentrator (CIL, CIP, tank leach, flotation).

Why it applies: the document describes a mill_cil route ("CIP")

Extracted facts

Stored fact records: 127. Some facts used in scoring do not have a stored record.

Drill Results (127)

S035Santo Tomás · copperGrade: 0.34Grade Unit: %Intercept: 25.2 mView all details

Link to this fact

Identity

Hole ID: S035
Project: Santo Tomás
Commodity: copper
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 0.34
Grade Unit: %
Intercept: 25.2 m
From: 74.8 m
To: 100 m
Intercept Depth: 74.8 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S035:74.8-100
Mining Method: open_pit

Location

Location: South Zone
Easting: 778838
Northing: 2975787
Elevation: 651 m
Azimuth: 100 °
Dip: -65 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.45
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: A moderate copper equivalent grade over a reasonable width, confirming historical mineralization.

Positive factors

Confirmed mineralization tenor relative to historical hole STD-35.

Negative factors

Interval is reported as downhole length, true width not confirmed.

Evidence · table

“0.34”

Context: 25.2

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S035Santo Tomás · molybdenumGrade: 0.002Grade Unit: %Intercept: 25.2 mView all details

Link to this fact

Identity

Hole ID: S035
Project: Santo Tomás
Commodity: molybdenum
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 0.002
Grade Unit: %
Intercept: 25.2 m
From: 74.8 m
To: 100 m
Intercept Depth: 74.8 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S035:74.8-100
Mining Method: open_pit

Location

Location: South Zone
Easting: 778838
Northing: 2975787
Elevation: 651 m
Azimuth: 100 °
Dip: -65 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.45
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: Low molybdenum grade, contributing to the overall CuEq.

Evidence · table

“0.002”

Context: 25.2

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S035Santo Tomás · goldGrade: 0.09Grade Unit: ppmIntercept: 25.2 mView all details

Link to this fact

Identity

Hole ID: S035
Project: Santo Tomás
Commodity: gold
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 0.09
Grade Unit: ppm
Intercept: 25.2 m
From: 74.8 m
To: 100 m
Intercept Depth: 74.8 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S035:74.8-100
Mining Method: open_pit

Location

Location: South Zone
Easting: 778838
Northing: 2975787
Elevation: 651 m
Azimuth: 100 °
Dip: -65 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.45
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: Low gold grade, contributing to the overall CuEq.

Evidence · table

“0.090”

Context: 25.2

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S035Santo Tomás · silverGrade: 2.19Grade Unit: ppmIntercept: 25.2 mView all details

Link to this fact

Identity

Hole ID: S035
Project: Santo Tomás
Commodity: silver
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 2.19
Grade Unit: ppm
Intercept: 25.2 m
From: 74.8 m
To: 100 m
Intercept Depth: 74.8 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S035:74.8-100
Mining Method: open_pit

Location

Location: South Zone
Easting: 778838
Northing: 2975787
Elevation: 651 m
Azimuth: 100 °
Dip: -65 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.45
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: Low silver grade, contributing to the overall CuEq.

Evidence · table

“2.19”

Context: 25.2

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S035Santo Tomás · copperGrade: 0.55Grade Unit: %Intercept: 57.4 mView all details

Link to this fact

Identity

Hole ID: S035
Project: Santo Tomás
Commodity: copper
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 0.55
Grade Unit: %
Intercept: 57.4 m
From: 108 m
To: 165.4 m
Intercept Depth: 74.8 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S035:108-165.4
Mining Method: open_pit

Location

Location: South Zone
Easting: 778838
Northing: 2975787
Elevation: 651 m
Azimuth: 100 °
Dip: -65 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.72
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: A strong copper equivalent grade over a significant width, contributing positively to the resource model.

Positive factors

Strong copper equivalent grade over a significant width.

Negative factors

Interval is reported as downhole length, true width not confirmed.

Evidence · table

“0.55”

Context: 57.4

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S035Santo Tomás · molybdenumGrade: 0.002Grade Unit: %Intercept: 57.4 mView all details

Link to this fact

Identity

Hole ID: S035
Project: Santo Tomás
Commodity: molybdenum
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 0.002
Grade Unit: %
Intercept: 57.4 m
From: 108 m
To: 165.4 m
Intercept Depth: 74.8 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S035:108-165.4
Mining Method: open_pit

Location

Location: South Zone
Easting: 778838
Northing: 2975787
Elevation: 651 m
Azimuth: 100 °
Dip: -65 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.72
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: Low molybdenum grade, contributing to the overall CuEq.

Evidence · table

“0.002”

Context: 57.4

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S035Santo Tomás · goldGrade: 0.12Grade Unit: ppmIntercept: 57.4 mView all details

Link to this fact

Identity

Hole ID: S035
Project: Santo Tomás
Commodity: gold
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 0.12
Grade Unit: ppm
Intercept: 57.4 m
From: 108 m
To: 165.4 m
Intercept Depth: 74.8 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S035:108-165.4
Mining Method: open_pit

Location

Location: South Zone
Easting: 778838
Northing: 2975787
Elevation: 651 m
Azimuth: 100 °
Dip: -65 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.72
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: Low gold grade, contributing to the overall CuEq.

Evidence · table

“0.120”

Context: 57.4

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S035Santo Tomás · silverGrade: 2.8Grade Unit: ppmIntercept: 57.4 mView all details

Link to this fact

Identity

Hole ID: S035
Project: Santo Tomás
Commodity: silver
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 2.8
Grade Unit: ppm
Intercept: 57.4 m
From: 108 m
To: 165.4 m
Intercept Depth: 74.8 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S035:108-165.4
Mining Method: open_pit

Location

Location: South Zone
Easting: 778838
Northing: 2975787
Elevation: 651 m
Azimuth: 100 °
Dip: -65 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.72
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: Low silver grade, contributing to the overall CuEq.

Evidence · table

“2.80”

Context: 57.4

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S036Santo Tomás · copperGrade: 0.32Grade Unit: %Intercept: 17.4 mView all details

Link to this fact

Identity

Hole ID: S036
Project: Santo Tomás
Commodity: copper
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 0.32
Grade Unit: %
Intercept: 17.4 m
From: 92 m
To: 109.4 m
Intercept Depth: 92 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S036:92-109.4
Mining Method: open_pit

Location

Location: South Zone
Easting: 779088
Northing: 2974949
Elevation: 802 m
Azimuth: 0 °
Dip: -90 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.4
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: Moderate copper equivalent grade over a reasonable width, confirming historical data.

Positive factors

Copper grades correlate well with historical hole STD-50, confirming mineralization.

Negative factors

Interval is reported as downhole length, true width not confirmed.

Evidence · table

“0.32”

Context: 17.4

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S036Santo Tomás · molybdenumGrade: 0.011Grade Unit: %Intercept: 17.4 mView all details

Link to this fact

Identity

Hole ID: S036
Project: Santo Tomás
Commodity: molybdenum
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 0.011
Grade Unit: %
Intercept: 17.4 m
From: 92 m
To: 109.4 m
Intercept Depth: 92 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S036:92-109.4
Mining Method: open_pit

Location

Location: South Zone
Easting: 779088
Northing: 2974949
Elevation: 802 m
Azimuth: 0 °
Dip: -90 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.4
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: Moderate molybdenum grade, contributing to the overall CuEq.

Evidence · table

“0.011”

Context: 17.4

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S036Santo Tomás · goldGrade: 0.01Grade Unit: ppmIntercept: 17.4 mView all details

Link to this fact

Identity

Hole ID: S036
Project: Santo Tomás
Commodity: gold
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 0.01
Grade Unit: ppm
Intercept: 17.4 m
From: 92 m
To: 109.4 m
Intercept Depth: 92 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S036:92-109.4
Mining Method: open_pit

Location

Location: South Zone
Easting: 779088
Northing: 2974949
Elevation: 802 m
Azimuth: 0 °
Dip: -90 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.4
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: Low gold grade, contributing to the overall CuEq.

Evidence · table

“0.010”

Context: 17.4

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S036Santo Tomás · silverGrade: 2.22Grade Unit: ppmIntercept: 17.4 mView all details

Link to this fact

Identity

Hole ID: S036
Project: Santo Tomás
Commodity: silver
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 2.22
Grade Unit: ppm
Intercept: 17.4 m
From: 92 m
To: 109.4 m
Intercept Depth: 92 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S036:92-109.4
Mining Method: open_pit

Location

Location: South Zone
Easting: 779088
Northing: 2974949
Elevation: 802 m
Azimuth: 0 °
Dip: -90 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.4
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: Low silver grade, contributing to the overall CuEq.

Evidence · table

“2.22”

Context: 17.4

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S036Santo Tomás · copperGrade: 0.32Grade Unit: %Intercept: 186 mView all details

Link to this fact

Identity

Hole ID: S036
Project: Santo Tomás
Commodity: copper
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 0.32
Grade Unit: %
Intercept: 186 m
From: 113 m
To: 299 m
Intercept Depth: 92 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S036:113-299
Mining Method: open_pit

Location

Location: South Zone
Easting: 779088
Northing: 2974949
Elevation: 802 m
Azimuth: 0 °
Dip: -90 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.37
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: A long intercept with moderate copper equivalent grade, supporting resource continuity.

Positive factors

Long intercept length, confirming continuity of mineralization.
Copper grades correlate well with historical hole STD-50.

Negative factors

Interval is reported as downhole length, true width not confirmed.

Evidence · table

“0.32”

Context: 186

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S036Santo Tomás · molybdenumGrade: 0.006Grade Unit: %Intercept: 186 mView all details

Link to this fact

Identity

Hole ID: S036
Project: Santo Tomás
Commodity: molybdenum
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 0.006
Grade Unit: %
Intercept: 186 m
From: 113 m
To: 299 m
Intercept Depth: 92 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S036:113-299
Mining Method: open_pit

Location

Location: South Zone
Easting: 779088
Northing: 2974949
Elevation: 802 m
Azimuth: 0 °
Dip: -90 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.37
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: Low molybdenum grade, contributing to the overall CuEq.

Evidence · table

“0.006”

Context: 186

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S036Santo Tomás · goldGrade: 0.022Grade Unit: ppmIntercept: 186 mView all details

Link to this fact

Identity

Hole ID: S036
Project: Santo Tomás
Commodity: gold
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 0.022
Grade Unit: ppm
Intercept: 186 m
From: 113 m
To: 299 m
Intercept Depth: 92 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S036:113-299
Mining Method: open_pit

Location

Location: South Zone
Easting: 779088
Northing: 2974949
Elevation: 802 m
Azimuth: 0 °
Dip: -90 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.37
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: Low gold grade, contributing to the overall CuEq.

Evidence · table

“0.022”

Context: 186

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S036Santo Tomás · silverGrade: 1.7Grade Unit: ppmIntercept: 186 mView all details

Link to this fact

Identity

Hole ID: S036
Project: Santo Tomás
Commodity: silver
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 1.7
Grade Unit: ppm
Intercept: 186 m
From: 113 m
To: 299 m
Intercept Depth: 92 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S036:113-299
Mining Method: open_pit

Location

Location: South Zone
Easting: 779088
Northing: 2974949
Elevation: 802 m
Azimuth: 0 °
Dip: -90 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.37
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: Low silver grade, contributing to the overall CuEq.

Evidence · table

“1.70”

Context: 186

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S036Santo Tomás · copperGrade: 0.3Grade Unit: %Intercept: 82.3 mView all details

Link to this fact

Identity

Hole ID: S036
Project: Santo Tomás
Commodity: copper
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 0.3
Grade Unit: %
Intercept: 82.3 m
From: 307 m
To: 389.3 m
Intercept Depth: 92 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S036:307-389.3
Mining Method: open_pit

Location

Location: South Zone
Easting: 779088
Northing: 2974949
Elevation: 802 m
Azimuth: 0 °
Dip: -90 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.37
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: A significant intercept with moderate copper equivalent grade, supporting resource continuity.

Positive factors

Significant intercept length, confirming continuity of mineralization.

Negative factors

Interval is reported as downhole length, true width not confirmed.

Evidence · table

“0.30”

Context: 82.3

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S036Santo Tomás · molybdenumGrade: 0.007Grade Unit: %Intercept: 82.3 mView all details

Link to this fact

Identity

Hole ID: S036
Project: Santo Tomás
Commodity: molybdenum
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 0.007
Grade Unit: %
Intercept: 82.3 m
From: 307 m
To: 389.3 m
Intercept Depth: 92 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S036:307-389.3
Mining Method: open_pit

Location

Location: South Zone
Easting: 779088
Northing: 2974949
Elevation: 802 m
Azimuth: 0 °
Dip: -90 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.37
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: Low molybdenum grade, contributing to the overall CuEq.

Evidence · table

“0.007”

Context: 82.3

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S036Santo Tomás · goldGrade: 0.018Grade Unit: ppmIntercept: 82.3 mView all details

Link to this fact

Identity

Hole ID: S036
Project: Santo Tomás
Commodity: gold
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 0.018
Grade Unit: ppm
Intercept: 82.3 m
From: 307 m
To: 389.3 m
Intercept Depth: 92 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S036:307-389.3
Mining Method: open_pit

Location

Location: South Zone
Easting: 779088
Northing: 2974949
Elevation: 802 m
Azimuth: 0 °
Dip: -90 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.37
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: Low gold grade, contributing to the overall CuEq.

Evidence · table

“0.018”

Context: 82.3

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S036Santo Tomás · silverGrade: 1.75Grade Unit: ppmIntercept: 82.3 mView all details

Link to this fact

Identity

Hole ID: S036
Project: Santo Tomás
Commodity: silver
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 1.75
Grade Unit: ppm
Intercept: 82.3 m
From: 307 m
To: 389.3 m
Intercept Depth: 92 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S036:307-389.3
Mining Method: open_pit

Location

Location: South Zone
Easting: 779088
Northing: 2974949
Elevation: 802 m
Azimuth: 0 °
Dip: -90 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.37
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: Low silver grade, contributing to the overall CuEq.

Evidence · table

“1.75”

Context: 82.3

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S036Santo Tomás · copperGrade: 0.16Grade Unit: %Intercept: 16 mView all details

Link to this fact

Identity

Hole ID: S036
Project: Santo Tomás
Commodity: copper
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 0.16
Grade Unit: %
Intercept: 16 m
From: 435 m
To: 451 m
Intercept Depth: 92 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S036:435-451
Mining Method: open_pit

Location

Location: South Zone
Easting: 779088
Northing: 2974949
Elevation: 802 m
Azimuth: 0 °
Dip: -90 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.23
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: Low copper equivalent grade over a narrow width, but still above cutoff.

Negative factors

Interval is reported as downhole length, true width not confirmed.

Evidence · table

“0.16”

Context: 16

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S036Santo Tomás · molybdenumGrade: 0.011Grade Unit: %Intercept: 16 mView all details

Link to this fact

Identity

Hole ID: S036
Project: Santo Tomás
Commodity: molybdenum
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 0.011
Grade Unit: %
Intercept: 16 m
From: 435 m
To: 451 m
Intercept Depth: 92 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S036:435-451
Mining Method: open_pit

Location

Location: South Zone
Easting: 779088
Northing: 2974949
Elevation: 802 m
Azimuth: 0 °
Dip: -90 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.23
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: Moderate molybdenum grade, contributing to the overall CuEq.

Evidence · table

“0.011”

Context: 16

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S036Santo Tomás · goldGrade: 0.005Grade Unit: ppmIntercept: 16 mView all details

Link to this fact

Identity

Hole ID: S036
Project: Santo Tomás
Commodity: gold
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 0.005
Grade Unit: ppm
Intercept: 16 m
From: 435 m
To: 451 m
Intercept Depth: 92 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S036:435-451
Mining Method: open_pit

Location

Location: South Zone
Easting: 779088
Northing: 2974949
Elevation: 802 m
Azimuth: 0 °
Dip: -90 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.23
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: Low gold grade, contributing to the overall CuEq.

Evidence · table

“0.005”

Context: 16

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S036Santo Tomás · silverGrade: 1.74Grade Unit: ppmIntercept: 16 mView all details

Link to this fact

Identity

Hole ID: S036
Project: Santo Tomás
Commodity: silver
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 1.74
Grade Unit: ppm
Intercept: 16 m
From: 435 m
To: 451 m
Intercept Depth: 92 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S036:435-451
Mining Method: open_pit

Location

Location: South Zone
Easting: 779088
Northing: 2974949
Elevation: 802 m
Azimuth: 0 °
Dip: -90 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.23
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: Low silver grade, contributing to the overall CuEq.

Evidence · table

“1.74”

Context: 16

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S037Santo Tomás · copperGrade: 0.09Grade Unit: %Intercept: 12 mView all details

Link to this fact

Identity

Hole ID: S037
Project: Santo Tomás
Commodity: copper
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 0.09
Grade Unit: %
Intercept: 12 m
From: 0 m
To: 12 m
Intercept Depth: 0 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S037:0-12
Mining Method: open_pit

Location

Location: South Zone
Easting: 779260
Northing: 2974443
Elevation: 763 m
Azimuth: 100 °
Dip: -55 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.16
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: A low copper equivalent grade over a narrow width, consistent with the block model.

Positive factors

Grades conform with the block model and current pit limit.

Negative factors

Low copper equivalent grade, barely above cutoff.
Interval is reported as downhole length, true width not confirmed.

Evidence · table

“0.09”

Context: 12

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S037Santo Tomás · molybdenumGrade: 0.005Grade Unit: %Intercept: 12 mView all details

Link to this fact

Identity

Hole ID: S037
Project: Santo Tomás
Commodity: molybdenum
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 0.005
Grade Unit: %
Intercept: 12 m
From: 0 m
To: 12 m
Intercept Depth: 0 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S037:0-12
Mining Method: open_pit

Location

Location: South Zone
Easting: 779260
Northing: 2974443
Elevation: 763 m
Azimuth: 100 °
Dip: -55 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.16
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: Low molybdenum grade, contributing to the overall CuEq.

Evidence · table

“0.005”

Context: 12

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S037Santo Tomás · goldGrade: 0.006Grade Unit: ppmIntercept: 12 mView all details

Link to this fact

Identity

Hole ID: S037
Project: Santo Tomás
Commodity: gold
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 0.006
Grade Unit: ppm
Intercept: 12 m
From: 0 m
To: 12 m
Intercept Depth: 0 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S037:0-12
Mining Method: open_pit

Location

Location: South Zone
Easting: 779260
Northing: 2974443
Elevation: 763 m
Azimuth: 100 °
Dip: -55 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.16
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: Low gold grade, contributing to the overall CuEq.

Evidence · table

“0.006”

Context: 12

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S037Santo Tomás · silverGrade: 3.07Grade Unit: ppmIntercept: 12 mView all details

Link to this fact

Identity

Hole ID: S037
Project: Santo Tomás
Commodity: silver
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 3.07
Grade Unit: ppm
Intercept: 12 m
From: 0 m
To: 12 m
Intercept Depth: 0 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S037:0-12
Mining Method: open_pit

Location

Location: South Zone
Easting: 779260
Northing: 2974443
Elevation: 763 m
Azimuth: 100 °
Dip: -55 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.16
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: Low silver grade, contributing to the overall CuEq.

Evidence · table

“3.07”

Context: 12

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S037Santo Tomás · copperGrade: 0.28Grade Unit: %Intercept: 167 mView all details

Link to this fact

Identity

Hole ID: S037
Project: Santo Tomás
Commodity: copper
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 0.28
Grade Unit: %
Intercept: 167 m
From: 18 m
To: 185 m
Intercept Depth: 0 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S037:18-185
Mining Method: open_pit

Location

Location: South Zone
Easting: 779260
Northing: 2974443
Elevation: 763 m
Azimuth: 100 °
Dip: -55 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.36
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: A long intercept with moderate copper equivalent grade, supporting resource continuity and model conformity.

Positive factors

Long intercept length, confirming continuity of mineralization.
Grades conform with the block model and current pit limit.

Negative factors

Interval is reported as downhole length, true width not confirmed.

Evidence · table

“0.28”

Context: 167

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S037Santo Tomás · molybdenumGrade: 0.015Grade Unit: %Intercept: 167 mView all details

Link to this fact

Identity

Hole ID: S037
Project: Santo Tomás
Commodity: molybdenum
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 0.015
Grade Unit: %
Intercept: 167 m
From: 18 m
To: 185 m
Intercept Depth: 0 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S037:18-185
Mining Method: open_pit

Location

Location: South Zone
Easting: 779260
Northing: 2974443
Elevation: 763 m
Azimuth: 100 °
Dip: -55 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.36
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: Moderate molybdenum grade, contributing to the overall CuEq.

Evidence · table

“0.015”

Context: 167

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S037Santo Tomás · goldGrade: 0.01Grade Unit: ppmIntercept: 167 mView all details

Link to this fact

Identity

Hole ID: S037
Project: Santo Tomás
Commodity: gold
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 0.01
Grade Unit: ppm
Intercept: 167 m
From: 18 m
To: 185 m
Intercept Depth: 0 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S037:18-185
Mining Method: open_pit

Location

Location: South Zone
Easting: 779260
Northing: 2974443
Elevation: 763 m
Azimuth: 100 °
Dip: -55 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.36
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: Low gold grade, contributing to the overall CuEq.

Evidence · table

“0.010”

Context: 167

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S037Santo Tomás · silverGrade: 1.9Grade Unit: ppmIntercept: 167 mView all details

Link to this fact

Identity

Hole ID: S037
Project: Santo Tomás
Commodity: silver
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 1.9
Grade Unit: ppm
Intercept: 167 m
From: 18 m
To: 185 m
Intercept Depth: 0 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S037:18-185
Mining Method: open_pit

Location

Location: South Zone
Easting: 779260
Northing: 2974443
Elevation: 763 m
Azimuth: 100 °
Dip: -55 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.36
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: Low silver grade, contributing to the overall CuEq.

Evidence · table

“1.90”

Context: 167

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S037Santo Tomás · copperGrade: 0.28Grade Unit: %Intercept: 51.8 mView all details

Link to this fact

Identity

Hole ID: S037
Project: Santo Tomás
Commodity: copper
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 0.28
Grade Unit: %
Intercept: 51.8 m
From: 195.8 m
To: 247.6 m
Intercept Depth: 0 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S037:195.8-247.6
Mining Method: open_pit

Location

Location: South Zone
Easting: 779260
Northing: 2974443
Elevation: 763 m
Azimuth: 100 °
Dip: -55 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.36
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: A moderate copper equivalent grade over a reasonable width, consistent with the block model.

Positive factors

Grades conform with the block model and current pit limit.

Negative factors

Interval is reported as downhole length, true width not confirmed.

Evidence · table

“0.28”

Context: 51.8

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S037Santo Tomás · molybdenumGrade: 0.009Grade Unit: %Intercept: 51.8 mView all details

Link to this fact

Identity

Hole ID: S037
Project: Santo Tomás
Commodity: molybdenum
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 0.009
Grade Unit: %
Intercept: 51.8 m
From: 195.8 m
To: 247.6 m
Intercept Depth: 0 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S037:195.8-247.6
Mining Method: open_pit

Location

Location: South Zone
Easting: 779260
Northing: 2974443
Elevation: 763 m
Azimuth: 100 °
Dip: -55 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.36
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: Low molybdenum grade, contributing to the overall CuEq.

Evidence · table

“0.009”

Context: 51.8

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S037Santo Tomás · goldGrade: 0.018Grade Unit: ppmIntercept: 51.8 mView all details

Link to this fact

Identity

Hole ID: S037
Project: Santo Tomás
Commodity: gold
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 0.018
Grade Unit: ppm
Intercept: 51.8 m
From: 195.8 m
To: 247.6 m
Intercept Depth: 0 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S037:195.8-247.6
Mining Method: open_pit

Location

Location: South Zone
Easting: 779260
Northing: 2974443
Elevation: 763 m
Azimuth: 100 °
Dip: -55 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.36
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: Low gold grade, contributing to the overall CuEq.

Evidence · table

“0.018”

Context: 51.8

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S037Santo Tomás · silverGrade: 2.47Grade Unit: ppmIntercept: 51.8 mView all details

Link to this fact

Identity

Hole ID: S037
Project: Santo Tomás
Commodity: silver
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 2.47
Grade Unit: ppm
Intercept: 51.8 m
From: 195.8 m
To: 247.6 m
Intercept Depth: 0 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S037:195.8-247.6
Mining Method: open_pit

Location

Location: South Zone
Easting: 779260
Northing: 2974443
Elevation: 763 m
Azimuth: 100 °
Dip: -55 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.36
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: Low silver grade, contributing to the overall CuEq.

Evidence · table

“2.47”

Context: 51.8

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S038Santo Tomás · copperGrade: 0.09Grade Unit: %Intercept: 33 mView all details

Link to this fact

Identity

Hole ID: S038
Project: Santo Tomás
Commodity: copper
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 0.09
Grade Unit: %
Intercept: 33 m
From: 0 m
To: 33 m
Intercept Depth: 0 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S038:0-33
Mining Method: open_pit

Location

Location: South Zone
Easting: 779257
Northing: 2974444
Elevation: 763 m
Azimuth: 280 °
Dip: -65 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.19
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: A low copper equivalent grade over a reasonable width, consistent with the block model.

Negative factors

Low copper equivalent grade, barely above cutoff.
Interval is reported as downhole length, true width not confirmed.

Evidence · table

“0.09”

Context: 33

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S038Santo Tomás · molybdenumGrade: 0.011Grade Unit: %Intercept: 33 mView all details

Link to this fact

Identity

Hole ID: S038
Project: Santo Tomás
Commodity: molybdenum
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 0.011
Grade Unit: %
Intercept: 33 m
From: 0 m
To: 33 m
Intercept Depth: 0 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S038:0-33
Mining Method: open_pit

Location

Location: South Zone
Easting: 779257
Northing: 2974444
Elevation: 763 m
Azimuth: 280 °
Dip: -65 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.19
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: Moderate molybdenum grade, contributing to the overall CuEq.

Evidence · table

“0.011”

Context: 33

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S038Santo Tomás · goldGrade: 0.009Grade Unit: ppmIntercept: 33 mView all details

Link to this fact

Identity

Hole ID: S038
Project: Santo Tomás
Commodity: gold
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 0.009
Grade Unit: ppm
Intercept: 33 m
From: 0 m
To: 33 m
Intercept Depth: 0 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S038:0-33
Mining Method: open_pit

Location

Location: South Zone
Easting: 779257
Northing: 2974444
Elevation: 763 m
Azimuth: 280 °
Dip: -65 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.19
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: Low gold grade, contributing to the overall CuEq.

Evidence · table

“0.009”

Context: 33

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S038Santo Tomás · silverGrade: 2.52Grade Unit: ppmIntercept: 33 mView all details

Link to this fact

Identity

Hole ID: S038
Project: Santo Tomás
Commodity: silver
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 2.52
Grade Unit: ppm
Intercept: 33 m
From: 0 m
To: 33 m
Intercept Depth: 0 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S038:0-33
Mining Method: open_pit

Location

Location: South Zone
Easting: 779257
Northing: 2974444
Elevation: 763 m
Azimuth: 280 °
Dip: -65 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.19
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: Low silver grade, contributing to the overall CuEq.

Evidence · table

“2.52”

Context: 33

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S038Santo Tomás · copperGrade: 0.34Grade Unit: %Intercept: 21.8 mView all details

Link to this fact

Identity

Hole ID: S038
Project: Santo Tomás
Commodity: copper
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 0.34
Grade Unit: %
Intercept: 21.8 m
From: 70 m
To: 91.8 m
Intercept Depth: 0 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S038:70-91.8
Mining Method: open_pit

Location

Location: South Zone
Easting: 779257
Northing: 2974444
Elevation: 763 m
Azimuth: 280 °
Dip: -65 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.39
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: A moderate copper equivalent grade over a reasonable width.

Negative factors

Interval is reported as downhole length, true width not confirmed.

Evidence · table

“0.34”

Context: 21.8

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S038Santo Tomás · molybdenumGrade: 0.008Grade Unit: %Intercept: 21.8 mView all details

Link to this fact

Identity

Hole ID: S038
Project: Santo Tomás
Commodity: molybdenum
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 0.008
Grade Unit: %
Intercept: 21.8 m
From: 70 m
To: 91.8 m
Intercept Depth: 0 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S038:70-91.8
Mining Method: open_pit

Location

Location: South Zone
Easting: 779257
Northing: 2974444
Elevation: 763 m
Azimuth: 280 °
Dip: -65 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.39
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: Low molybdenum grade, contributing to the overall CuEq.

Evidence · table

“0.008”

Context: 21.8

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S038Santo Tomás · goldGrade: 0.012Grade Unit: ppmIntercept: 21.8 mView all details

Link to this fact

Identity

Hole ID: S038
Project: Santo Tomás
Commodity: gold
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 0.012
Grade Unit: ppm
Intercept: 21.8 m
From: 70 m
To: 91.8 m
Intercept Depth: 0 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S038:70-91.8
Mining Method: open_pit

Location

Location: South Zone
Easting: 779257
Northing: 2974444
Elevation: 763 m
Azimuth: 280 °
Dip: -65 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.39
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: Low gold grade, contributing to the overall CuEq.

Evidence · table

“0.012”

Context: 21.8

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S038Santo Tomás · silverGrade: 1.24Grade Unit: ppmIntercept: 21.8 mView all details

Link to this fact

Identity

Hole ID: S038
Project: Santo Tomás
Commodity: silver
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 1.24
Grade Unit: ppm
Intercept: 21.8 m
From: 70 m
To: 91.8 m
Intercept Depth: 0 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S038:70-91.8
Mining Method: open_pit

Location

Location: South Zone
Easting: 779257
Northing: 2974444
Elevation: 763 m
Azimuth: 280 °
Dip: -65 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.39
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: Low silver grade, contributing to the overall CuEq.

Evidence · table

“1.24”

Context: 21.8

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S038Santo Tomás · copperGrade: 0.37Grade Unit: %Intercept: 26.8 mView all details

Link to this fact

Identity

Hole ID: S038
Project: Santo Tomás
Commodity: copper
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 0.37
Grade Unit: %
Intercept: 26.8 m
From: 101.4 m
To: 128.2 m
Intercept Depth: 0 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S038:101.4-128.2
Mining Method: open_pit

Location

Location: South Zone
Easting: 779257
Northing: 2974444
Elevation: 763 m
Azimuth: 280 °
Dip: -65 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.45
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: A moderate copper equivalent grade over a reasonable width.

Negative factors

Interval is reported as downhole length, true width not confirmed.

Evidence · table

“0.37”

Context: 26.8

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S038Santo Tomás · molybdenumGrade: 0.011Grade Unit: %Intercept: 26.8 mView all details

Link to this fact

Identity

Hole ID: S038
Project: Santo Tomás
Commodity: molybdenum
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 0.011
Grade Unit: %
Intercept: 26.8 m
From: 101.4 m
To: 128.2 m
Intercept Depth: 0 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S038:101.4-128.2
Mining Method: open_pit

Location

Location: South Zone
Easting: 779257
Northing: 2974444
Elevation: 763 m
Azimuth: 280 °
Dip: -65 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.45
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: Moderate molybdenum grade, contributing to the overall CuEq.

Evidence · table

“0.011”

Context: 26.8

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S038Santo Tomás · goldGrade: 0.011Grade Unit: ppmIntercept: 26.8 mView all details

Link to this fact

Identity

Hole ID: S038
Project: Santo Tomás
Commodity: gold
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 0.011
Grade Unit: ppm
Intercept: 26.8 m
From: 101.4 m
To: 128.2 m
Intercept Depth: 0 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S038:101.4-128.2
Mining Method: open_pit

Location

Location: South Zone
Easting: 779257
Northing: 2974444
Elevation: 763 m
Azimuth: 280 °
Dip: -65 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.45
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: Low gold grade, contributing to the overall CuEq.

Evidence · table

“0.011”

Context: 26.8

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S038Santo Tomás · silverGrade: 2.62Grade Unit: ppmIntercept: 26.8 mView all details

Link to this fact

Identity

Hole ID: S038
Project: Santo Tomás
Commodity: silver
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 2.62
Grade Unit: ppm
Intercept: 26.8 m
From: 101.4 m
To: 128.2 m
Intercept Depth: 0 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S038:101.4-128.2
Mining Method: open_pit

Location

Location: South Zone
Easting: 779257
Northing: 2974444
Elevation: 763 m
Azimuth: 280 °
Dip: -65 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.45
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: Low silver grade, contributing to the overall CuEq.

Evidence · table

“2.62”

Context: 26.8

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S038Santo Tomás · copperGrade: 0.39Grade Unit: %Intercept: 55.9 mView all details

Link to this fact

Identity

Hole ID: S038
Project: Santo Tomás
Commodity: copper
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 0.39
Grade Unit: %
Intercept: 55.9 m
From: 135 m
To: 190.9 m
Intercept Depth: 0 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S038:135-190.9
Mining Method: open_pit

Location

Location: South Zone
Easting: 779257
Northing: 2974444
Elevation: 763 m
Azimuth: 280 °
Dip: -65 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.49
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: A moderate copper equivalent grade over a significant width.

Negative factors

Interval is reported as downhole length, true width not confirmed.

Evidence · table

“0.39”

Context: 55.9

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S038Santo Tomás · molybdenumGrade: 0.014Grade Unit: %Intercept: 55.9 mView all details

Link to this fact

Identity

Hole ID: S038
Project: Santo Tomás
Commodity: molybdenum
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 0.014
Grade Unit: %
Intercept: 55.9 m
From: 135 m
To: 190.9 m
Intercept Depth: 0 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S038:135-190.9
Mining Method: open_pit

Location

Location: South Zone
Easting: 779257
Northing: 2974444
Elevation: 763 m
Azimuth: 280 °
Dip: -65 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.49
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: Moderate molybdenum grade, contributing to the overall CuEq.

Evidence · table

“0.014”

Context: 55.9

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S038Santo Tomás · goldGrade: 0.021Grade Unit: ppmIntercept: 55.9 mView all details

Link to this fact

Identity

Hole ID: S038
Project: Santo Tomás
Commodity: gold
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 0.021
Grade Unit: ppm
Intercept: 55.9 m
From: 135 m
To: 190.9 m
Intercept Depth: 0 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S038:135-190.9
Mining Method: open_pit

Location

Location: South Zone
Easting: 779257
Northing: 2974444
Elevation: 763 m
Azimuth: 280 °
Dip: -65 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.49
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: Low gold grade, contributing to the overall CuEq.

Evidence · table

“0.021”

Context: 55.9

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S038Santo Tomás · silverGrade: 1.99Grade Unit: ppmIntercept: 55.9 mView all details

Link to this fact

Identity

Hole ID: S038
Project: Santo Tomás
Commodity: silver
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 1.99
Grade Unit: ppm
Intercept: 55.9 m
From: 135 m
To: 190.9 m
Intercept Depth: 0 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S038:135-190.9
Mining Method: open_pit

Location

Location: South Zone
Easting: 779257
Northing: 2974444
Elevation: 763 m
Azimuth: 280 °
Dip: -65 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.49
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: Low silver grade, contributing to the overall CuEq.

Evidence · table

“1.99”

Context: 55.9

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S038Santo Tomás · copperGrade: 0.27Grade Unit: %Intercept: 76 mView all details

Link to this fact

Identity

Hole ID: S038
Project: Santo Tomás
Commodity: copper
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 0.27
Grade Unit: %
Intercept: 76 m
From: 198 m
To: 274 m
Intercept Depth: 0 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S038:198-274
Mining Method: open_pit

Location

Location: South Zone
Easting: 779257
Northing: 2974444
Elevation: 763 m
Azimuth: 280 °
Dip: -65 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.47
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: A long intercept with moderate copper equivalent grade, extending mineralization beyond the current pit limits.

Positive factors

Long intercept length, confirming continuity of mineralization.
Ended in mineralization approximately 200 m vertically below the current PEA pit limit, indicating potential for mineralization beyond the current pit shell.

Negative factors

Interval is reported as downhole length, true width not confirmed.

Evidence · table

“0.27”

Context: 76

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S038Santo Tomás · molybdenumGrade: 0.039Grade Unit: %Intercept: 76 mView all details

Link to this fact

Identity

Hole ID: S038
Project: Santo Tomás
Commodity: molybdenum
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 0.039
Grade Unit: %
Intercept: 76 m
From: 198 m
To: 274 m
Intercept Depth: 0 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S038:198-274
Mining Method: open_pit

Location

Location: South Zone
Easting: 779257
Northing: 2974444
Elevation: 763 m
Azimuth: 280 °
Dip: -65 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.47
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: Strong molybdenum grade, contributing significantly to the overall CuEq.

Evidence · table

“0.039”

Context: 76

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S038Santo Tomás · goldGrade: 0.014Grade Unit: ppmIntercept: 76 mView all details

Link to this fact

Identity

Hole ID: S038
Project: Santo Tomás
Commodity: gold
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 0.014
Grade Unit: ppm
Intercept: 76 m
From: 198 m
To: 274 m
Intercept Depth: 0 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S038:198-274
Mining Method: open_pit

Location

Location: South Zone
Easting: 779257
Northing: 2974444
Elevation: 763 m
Azimuth: 280 °
Dip: -65 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.47
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: Low gold grade, contributing to the overall CuEq.

Evidence · table

“0.014”

Context: 76

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S038Santo Tomás · silverGrade: 2.09Grade Unit: ppmIntercept: 76 mView all details

Link to this fact

Identity

Hole ID: S038
Project: Santo Tomás
Commodity: silver
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 2.09
Grade Unit: ppm
Intercept: 76 m
From: 198 m
To: 274 m
Intercept Depth: 0 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S038:198-274
Mining Method: open_pit

Location

Location: South Zone
Easting: 779257
Northing: 2974444
Elevation: 763 m
Azimuth: 280 °
Dip: -65 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.47
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: Low silver grade, contributing to the overall CuEq.

Evidence · table

“2.09”

Context: 76

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S038Santo Tomás · copperGrade: 0.08Grade Unit: %Intercept: 15 mView all details

Link to this fact

Identity

Hole ID: S038
Project: Santo Tomás
Commodity: copper
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 0.08
Grade Unit: %
Intercept: 15 m
From: 314 m
To: 329 m
Intercept Depth: 0 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S038:314-329
Mining Method: open_pit

Location

Location: South Zone
Easting: 779257
Northing: 2974444
Elevation: 763 m
Azimuth: 280 °
Dip: -65 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.2
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: A low copper equivalent grade over a narrow width, consistent with the block model.

Negative factors

Low copper equivalent grade, barely above cutoff.
Interval is reported as downhole length, true width not confirmed.

Evidence · table

“0.08”

Context: 15

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S038Santo Tomás · molybdenumGrade: 0.022Grade Unit: %Intercept: 15 mView all details

Link to this fact

Identity

Hole ID: S038
Project: Santo Tomás
Commodity: molybdenum
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 0.022
Grade Unit: %
Intercept: 15 m
From: 314 m
To: 329 m
Intercept Depth: 0 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S038:314-329
Mining Method: open_pit

Location

Location: South Zone
Easting: 779257
Northing: 2974444
Elevation: 763 m
Azimuth: 280 °
Dip: -65 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.2
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: Moderate molybdenum grade, contributing to the overall CuEq.

Evidence · table

“0.022”

Context: 15

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S038Santo Tomás · goldGrade: 0.012Grade Unit: ppmIntercept: 15 mView all details

Link to this fact

Identity

Hole ID: S038
Project: Santo Tomás
Commodity: gold
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 0.012
Grade Unit: ppm
Intercept: 15 m
From: 314 m
To: 329 m
Intercept Depth: 0 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S038:314-329
Mining Method: open_pit

Location

Location: South Zone
Easting: 779257
Northing: 2974444
Elevation: 763 m
Azimuth: 280 °
Dip: -65 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.2
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: Low gold grade, contributing to the overall CuEq.

Evidence · table

“0.012”

Context: 15

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S038Santo Tomás · silverGrade: 0.89Grade Unit: ppmIntercept: 15 mView all details

Link to this fact

Identity

Hole ID: S038
Project: Santo Tomás
Commodity: silver
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 0.89
Grade Unit: ppm
Intercept: 15 m
From: 314 m
To: 329 m
Intercept Depth: 0 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S038:314-329
Mining Method: open_pit

Location

Location: South Zone
Easting: 779257
Northing: 2974444
Elevation: 763 m
Azimuth: 280 °
Dip: -65 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.2
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: Low silver grade, contributing to the overall CuEq.

Evidence · table

“0.89”

Context: 15

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S038Santo Tomás · copperGrade: 0.08Grade Unit: %Intercept: 22 mView all details

Link to this fact

Identity

Hole ID: S038
Project: Santo Tomás
Commodity: copper
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 0.08
Grade Unit: %
Intercept: 22 m
From: 337 m
To: 359 m
Intercept Depth: 0 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S038:337-359
Mining Method: open_pit

Location

Location: South Zone
Easting: 779257
Northing: 2974444
Elevation: 763 m
Azimuth: 280 °
Dip: -65 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.18
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: A low copper equivalent grade over a narrow width, consistent with the block model.

Negative factors

Low copper equivalent grade, barely above cutoff.
Interval is reported as downhole length, true width not confirmed.

Evidence · table

“0.08”

Context: 22

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S038Santo Tomás · molybdenumGrade: 0.012Grade Unit: %Intercept: 22 mView all details

Link to this fact

Identity

Hole ID: S038
Project: Santo Tomás
Commodity: molybdenum
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 0.012
Grade Unit: %
Intercept: 22 m
From: 337 m
To: 359 m
Intercept Depth: 0 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S038:337-359
Mining Method: open_pit

Location

Location: South Zone
Easting: 779257
Northing: 2974444
Elevation: 763 m
Azimuth: 280 °
Dip: -65 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.18
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: Moderate molybdenum grade, contributing to the overall CuEq.

Evidence · table

“0.012”

Context: 22

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S038Santo Tomás · goldGrade: 0.007Grade Unit: ppmIntercept: 22 mView all details

Link to this fact

Identity

Hole ID: S038
Project: Santo Tomás
Commodity: gold
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 0.007
Grade Unit: ppm
Intercept: 22 m
From: 337 m
To: 359 m
Intercept Depth: 0 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S038:337-359
Mining Method: open_pit

Location

Location: South Zone
Easting: 779257
Northing: 2974444
Elevation: 763 m
Azimuth: 280 °
Dip: -65 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.18
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: Low gold grade, contributing to the overall CuEq.

Evidence · table

“0.007”

Context: 22

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S038Santo Tomás · silverGrade: 2.5Grade Unit: ppmIntercept: 22 mView all details

Link to this fact

Identity

Hole ID: S038
Project: Santo Tomás
Commodity: silver
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 2.5
Grade Unit: ppm
Intercept: 22 m
From: 337 m
To: 359 m
Intercept Depth: 0 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S038:337-359
Mining Method: open_pit

Location

Location: South Zone
Easting: 779257
Northing: 2974444
Elevation: 763 m
Azimuth: 280 °
Dip: -65 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.18
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: Low silver grade, contributing to the overall CuEq.

Evidence · table

“2.50”

Context: 22

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S038Santo Tomás · copperGrade: 0.13Grade Unit: %Intercept: 29.2 mView all details

Link to this fact

Identity

Hole ID: S038
Project: Santo Tomás
Commodity: copper
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 0.13
Grade Unit: %
Intercept: 29.2 m
From: 370 m
To: 399.2 m
Intercept Depth: 0 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S038:370-399.2
Mining Method: open_pit

Location

Location: South Zone
Easting: 779257
Northing: 2974444
Elevation: 763 m
Azimuth: 280 °
Dip: -65 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.24
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: A low copper equivalent grade over a narrow width, consistent with the block model.

Negative factors

Low copper equivalent grade, barely above cutoff.
Interval is reported as downhole length, true width not confirmed.

Evidence · table

“0.13”

Context: 29.2

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S038Santo Tomás · molybdenumGrade: 0.018Grade Unit: %Intercept: 29.2 mView all details

Link to this fact

Identity

Hole ID: S038
Project: Santo Tomás
Commodity: molybdenum
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 0.018
Grade Unit: %
Intercept: 29.2 m
From: 370 m
To: 399.2 m
Intercept Depth: 0 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S038:370-399.2
Mining Method: open_pit

Location

Location: South Zone
Easting: 779257
Northing: 2974444
Elevation: 763 m
Azimuth: 280 °
Dip: -65 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.24
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: Moderate molybdenum grade, contributing to the overall CuEq.

Evidence · table

“0.018”

Context: 29.2

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S038Santo Tomás · goldGrade: 0.008Grade Unit: ppmIntercept: 29.2 mView all details

Link to this fact

Identity

Hole ID: S038
Project: Santo Tomás
Commodity: gold
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 0.008
Grade Unit: ppm
Intercept: 29.2 m
From: 370 m
To: 399.2 m
Intercept Depth: 0 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S038:370-399.2
Mining Method: open_pit

Location

Location: South Zone
Easting: 779257
Northing: 2974444
Elevation: 763 m
Azimuth: 280 °
Dip: -65 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.24
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: Low gold grade, contributing to the overall CuEq.

Evidence · table

“0.008”

Context: 29.2

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S038Santo Tomás · silverGrade: 1.9Grade Unit: ppmIntercept: 29.2 mView all details

Link to this fact

Identity

Hole ID: S038
Project: Santo Tomás
Commodity: silver
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 1.9
Grade Unit: ppm
Intercept: 29.2 m
From: 370 m
To: 399.2 m
Intercept Depth: 0 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S038:370-399.2
Mining Method: open_pit

Location

Location: South Zone
Easting: 779257
Northing: 2974444
Elevation: 763 m
Azimuth: 280 °
Dip: -65 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.24
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: Low silver grade, contributing to the overall CuEq.

Evidence · table

“1.90”

Context: 29.2

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S039Santo Tomás · copperGrade: 0.17Grade Unit: %Intercept: 13.8 mView all details

Link to this fact

Identity

Hole ID: S039
Project: Santo Tomás
Commodity: copper
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 0.17
Grade Unit: %
Intercept: 13.8 m
From: 25 m
To: 38.8 m
Intercept Depth: 25 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S039:25-38.8
Mining Method: open_pit

Location

Location: South Zone
Easting: 779199
Northing: 2975319
Elevation: 759 m
Azimuth: 100 °
Dip: -55 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.2
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: A low copper equivalent grade over a narrow width, consistent with the block model.

Positive factors

Assays correspond well with the copper grades estimated in the block model.

Negative factors

Low copper equivalent grade, barely above cutoff.
Interval is reported as downhole length, true width not confirmed.

Evidence · table

“0.17”

Context: 13.8

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S039Santo Tomás · molybdenumGrade: 0.004Grade Unit: %Intercept: 13.8 mView all details

Link to this fact

Identity

Hole ID: S039
Project: Santo Tomás
Commodity: molybdenum
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 0.004
Grade Unit: %
Intercept: 13.8 m
From: 25 m
To: 38.8 m
Intercept Depth: 25 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S039:25-38.8
Mining Method: open_pit

Location

Location: South Zone
Easting: 779199
Northing: 2975319
Elevation: 759 m
Azimuth: 100 °
Dip: -55 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.2
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: Low molybdenum grade, contributing to the overall CuEq.

Evidence · table

“0.004”

Context: 13.8

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S039Santo Tomás · goldGrade: 0.02Grade Unit: ppmIntercept: 13.8 mView all details

Link to this fact

Identity

Hole ID: S039
Project: Santo Tomás
Commodity: gold
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 0.02
Grade Unit: ppm
Intercept: 13.8 m
From: 25 m
To: 38.8 m
Intercept Depth: 25 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S039:25-38.8
Mining Method: open_pit

Location

Location: South Zone
Easting: 779199
Northing: 2975319
Elevation: 759 m
Azimuth: 100 °
Dip: -55 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.2
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: Low gold grade, contributing to the overall CuEq.

Evidence · table

“0.020”

Context: 13.8

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S039Santo Tomás · silverGrade: 1.6Grade Unit: ppmIntercept: 13.8 mView all details

Link to this fact

Identity

Hole ID: S039
Project: Santo Tomás
Commodity: silver
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 1.6
Grade Unit: ppm
Intercept: 13.8 m
From: 25 m
To: 38.8 m
Intercept Depth: 25 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S039:25-38.8
Mining Method: open_pit

Location

Location: South Zone
Easting: 779199
Northing: 2975319
Elevation: 759 m
Azimuth: 100 °
Dip: -55 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.2
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: Low silver grade, contributing to the overall CuEq.

Evidence · table

“1.60”

Context: 13.8

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S039Santo Tomás · copperGrade: 0.13Grade Unit: %Intercept: 11 mView all details

Link to this fact

Identity

Hole ID: S039
Project: Santo Tomás
Commodity: copper
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 0.13
Grade Unit: %
Intercept: 11 m
From: 55 m
To: 66 m
Intercept Depth: 25 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S039:55-66
Mining Method: open_pit

Location

Location: South Zone
Easting: 779199
Northing: 2975319
Elevation: 759 m
Azimuth: 100 °
Dip: -55 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.17
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: A low copper equivalent grade over a narrow width, consistent with the block model.

Positive factors

Assays correspond well with the copper grades estimated in the block model.

Negative factors

Low copper equivalent grade, barely above cutoff.
Interval is reported as downhole length, true width not confirmed.

Evidence · table

“0.13”

Context: 11

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S039Santo Tomás · molybdenumGrade: 0.003Grade Unit: %Intercept: 11 mView all details

Link to this fact

Identity

Hole ID: S039
Project: Santo Tomás
Commodity: molybdenum
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 0.003
Grade Unit: %
Intercept: 11 m
From: 55 m
To: 66 m
Intercept Depth: 25 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S039:55-66
Mining Method: open_pit

Location

Location: South Zone
Easting: 779199
Northing: 2975319
Elevation: 759 m
Azimuth: 100 °
Dip: -55 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.17
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: Low molybdenum grade, contributing to the overall CuEq.

Evidence · table

“0.003”

Context: 11

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S039Santo Tomás · goldGrade: 0.018Grade Unit: ppmIntercept: 11 mView all details

Link to this fact

Identity

Hole ID: S039
Project: Santo Tomás
Commodity: gold
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 0.018
Grade Unit: ppm
Intercept: 11 m
From: 55 m
To: 66 m
Intercept Depth: 25 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S039:55-66
Mining Method: open_pit

Location

Location: South Zone
Easting: 779199
Northing: 2975319
Elevation: 759 m
Azimuth: 100 °
Dip: -55 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.17
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: Low gold grade, contributing to the overall CuEq.

Evidence · table

“0.018”

Context: 11

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S039Santo Tomás · silverGrade: 1.98Grade Unit: ppmIntercept: 11 mView all details

Link to this fact

Identity

Hole ID: S039
Project: Santo Tomás
Commodity: silver
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 1.98
Grade Unit: ppm
Intercept: 11 m
From: 55 m
To: 66 m
Intercept Depth: 25 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S039:55-66
Mining Method: open_pit

Location

Location: South Zone
Easting: 779199
Northing: 2975319
Elevation: 759 m
Azimuth: 100 °
Dip: -55 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.17
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: Low silver grade, contributing to the overall CuEq.

Evidence · table

“1.98”

Context: 11

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S039Santo Tomás · copperGrade: 0.14Grade Unit: %Intercept: 10 mView all details

Link to this fact

Identity

Hole ID: S039
Project: Santo Tomás
Commodity: copper
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 0.14
Grade Unit: %
Intercept: 10 m
From: 80 m
To: 90 m
Intercept Depth: 25 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S039:80-90
Mining Method: open_pit

Location

Location: South Zone
Easting: 779199
Northing: 2975319
Elevation: 759 m
Azimuth: 100 °
Dip: -55 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.19
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: A low copper equivalent grade over a narrow width, consistent with the block model.

Positive factors

Assays correspond well with the copper grades estimated in the block model.

Negative factors

Low copper equivalent grade, barely above cutoff.
Interval is reported as downhole length, true width not confirmed.

Evidence · table

“0.14”

Context: 10

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S039Santo Tomás · molybdenumGrade: 0.003Grade Unit: %Intercept: 10 mView all details

Link to this fact

Identity

Hole ID: S039
Project: Santo Tomás
Commodity: molybdenum
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 0.003
Grade Unit: %
Intercept: 10 m
From: 80 m
To: 90 m
Intercept Depth: 25 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S039:80-90
Mining Method: open_pit

Location

Location: South Zone
Easting: 779199
Northing: 2975319
Elevation: 759 m
Azimuth: 100 °
Dip: -55 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.19
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: Low molybdenum grade, contributing to the overall CuEq.

Evidence · table

“0.003”

Context: 10

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S039Santo Tomás · goldGrade: 0.009Grade Unit: ppmIntercept: 10 mView all details

Link to this fact

Identity

Hole ID: S039
Project: Santo Tomás
Commodity: gold
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 0.009
Grade Unit: ppm
Intercept: 10 m
From: 80 m
To: 90 m
Intercept Depth: 25 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S039:80-90
Mining Method: open_pit

Location

Location: South Zone
Easting: 779199
Northing: 2975319
Elevation: 759 m
Azimuth: 100 °
Dip: -55 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.19
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: Low gold grade, contributing to the overall CuEq.

Evidence · table

“0.009”

Context: 10

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S039Santo Tomás · silverGrade: 2.96Grade Unit: ppmIntercept: 10 mView all details

Link to this fact

Identity

Hole ID: S039
Project: Santo Tomás
Commodity: silver
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 2.96
Grade Unit: ppm
Intercept: 10 m
From: 80 m
To: 90 m
Intercept Depth: 25 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S039:80-90
Mining Method: open_pit

Location

Location: South Zone
Easting: 779199
Northing: 2975319
Elevation: 759 m
Azimuth: 100 °
Dip: -55 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.19
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: Low silver grade, contributing to the overall CuEq.

Evidence · table

“2.96”

Context: 10

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S039Santo Tomás · copperGrade: 0.47Grade Unit: %Intercept: 103 mView all details

Link to this fact

Identity

Hole ID: S039
Project: Santo Tomás
Commodity: copper
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 0.47
Grade Unit: %
Intercept: 103 m
From: 98 m
To: 201 m
Intercept Depth: 25 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S039:98-201
Mining Method: open_pit

Location

Location: South Zone
Easting: 779199
Northing: 2975319
Elevation: 759 m
Azimuth: 100 °
Dip: -55 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.58
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: A strong copper equivalent grade over a significant width, consistent with the block model.

Positive factors

Strong copper equivalent grade over a significant width.
Assays correspond well with the copper grades estimated in the block model.

Negative factors

Interval is reported as downhole length, true width not confirmed.

Evidence · table

“0.47”

Context: 103

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S039Santo Tomás · molybdenumGrade: 0.006Grade Unit: %Intercept: 103 mView all details

Link to this fact

Identity

Hole ID: S039
Project: Santo Tomás
Commodity: molybdenum
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 0.006
Grade Unit: %
Intercept: 103 m
From: 98 m
To: 201 m
Intercept Depth: 25 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S039:98-201
Mining Method: open_pit

Location

Location: South Zone
Easting: 779199
Northing: 2975319
Elevation: 759 m
Azimuth: 100 °
Dip: -55 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.58
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: Low molybdenum grade, contributing to the overall CuEq.

Evidence · table

“0.006”

Context: 103

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S039Santo Tomás · goldGrade: 0.045Grade Unit: ppmIntercept: 103 mView all details

Link to this fact

Identity

Hole ID: S039
Project: Santo Tomás
Commodity: gold
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 0.045
Grade Unit: ppm
Intercept: 103 m
From: 98 m
To: 201 m
Intercept Depth: 25 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S039:98-201
Mining Method: open_pit

Location

Location: South Zone
Easting: 779199
Northing: 2975319
Elevation: 759 m
Azimuth: 100 °
Dip: -55 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.58
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: Low gold grade, contributing to the overall CuEq.

Evidence · table

“0.045”

Context: 103

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S039Santo Tomás · silverGrade: 3.36Grade Unit: ppmIntercept: 103 mView all details

Link to this fact

Identity

Hole ID: S039
Project: Santo Tomás
Commodity: silver
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 3.36
Grade Unit: ppm
Intercept: 103 m
From: 98 m
To: 201 m
Intercept Depth: 25 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S039:98-201
Mining Method: open_pit

Location

Location: South Zone
Easting: 779199
Northing: 2975319
Elevation: 759 m
Azimuth: 100 °
Dip: -55 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.58
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: Low silver grade, contributing to the overall CuEq.

Evidence · table

“3.36”

Context: 103

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S040Santo Tomás · copperGrade: 0.42Grade Unit: %Intercept: 154 mView all details

Link to this fact

Identity

Hole ID: S040
Project: Santo Tomás
Commodity: copper
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 0.42
Grade Unit: %
Intercept: 154 m
From: 131 m
To: 285 m
Intercept Depth: 131 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S040:131-285
Mining Method: open_pit

Location

Location: South Zone
Easting: 779069
Northing: 2975263
Elevation: 761 m
Azimuth: 100 °
Dip: -55 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.51
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: A long intercept with strong copper equivalent grade, consistent with the block model.

Positive factors

Long intercept length with strong copper equivalent grade.
Assays correspond well with the copper grades estimated in the block model.

Negative factors

Interval is reported as downhole length, true width not confirmed.

Evidence · table

“0.42”

Context: 154

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S040Santo Tomás · molybdenumGrade: 0.011Grade Unit: %Intercept: 154 mView all details

Link to this fact

Identity

Hole ID: S040
Project: Santo Tomás
Commodity: molybdenum
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 0.011
Grade Unit: %
Intercept: 154 m
From: 131 m
To: 285 m
Intercept Depth: 131 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S040:131-285
Mining Method: open_pit

Location

Location: South Zone
Easting: 779069
Northing: 2975263
Elevation: 761 m
Azimuth: 100 °
Dip: -55 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.51
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: Moderate molybdenum grade, contributing to the overall CuEq.

Evidence · table

“0.011”

Context: 154

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S040Santo Tomás · goldGrade: 0.024Grade Unit: ppmIntercept: 154 mView all details

Link to this fact

Identity

Hole ID: S040
Project: Santo Tomás
Commodity: gold
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 0.024
Grade Unit: ppm
Intercept: 154 m
From: 131 m
To: 285 m
Intercept Depth: 131 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S040:131-285
Mining Method: open_pit

Location

Location: South Zone
Easting: 779069
Northing: 2975263
Elevation: 761 m
Azimuth: 100 °
Dip: -55 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.51
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: Low gold grade, contributing to the overall CuEq.

Evidence · table

“0.024”

Context: 154

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S040Santo Tomás · silverGrade: 2.66Grade Unit: ppmIntercept: 154 mView all details

Link to this fact

Identity

Hole ID: S040
Project: Santo Tomás
Commodity: silver
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 2.66
Grade Unit: ppm
Intercept: 154 m
From: 131 m
To: 285 m
Intercept Depth: 131 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S040:131-285
Mining Method: open_pit

Location

Location: South Zone
Easting: 779069
Northing: 2975263
Elevation: 761 m
Azimuth: 100 °
Dip: -55 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.51
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: Low silver grade, contributing to the overall CuEq.

Evidence · table

“2.66”

Context: 154

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S040Santo Tomás · copperGrade: 0.65Grade Unit: %Intercept: 14 mView all details

Link to this fact

Identity

Hole ID: S040
Project: Santo Tomás
Commodity: copper
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 0.65
Grade Unit: %
Intercept: 14 m
From: 287 m
To: 301 m
Intercept Depth: 131 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S040:287-301
Mining Method: open_pit

Location

Location: South Zone
Easting: 779069
Northing: 2975263
Elevation: 761 m
Azimuth: 100 °
Dip: -55 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.83
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: A high copper equivalent grade over a reasonable width, contributing significantly to the resource.

Positive factors

High copper equivalent grade over a reasonable width.

Negative factors

Interval is reported as downhole length, true width not confirmed.

Evidence · table

“0.65”

Context: 14

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S040Santo Tomás · molybdenumGrade: 0Grade Unit: %Intercept: 14 mView all details

Link to this fact

Identity

Hole ID: S040
Project: Santo Tomás
Commodity: molybdenum
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 0
Grade Unit: %
Intercept: 14 m
From: 287 m
To: 301 m
Intercept Depth: 131 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S040:287-301
Mining Method: open_pit

Location

Location: South Zone
Easting: 779069
Northing: 2975263
Elevation: 761 m
Azimuth: 100 °
Dip: -55 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.83
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: No molybdenum grade reported for this interval.

Evidence · table

“0.000”

Context: 14

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S040Santo Tomás · goldGrade: 0.132Grade Unit: ppmIntercept: 14 mView all details

Link to this fact

Identity

Hole ID: S040
Project: Santo Tomás
Commodity: gold
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 0.132
Grade Unit: ppm
Intercept: 14 m
From: 287 m
To: 301 m
Intercept Depth: 131 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S040:287-301
Mining Method: open_pit

Location

Location: South Zone
Easting: 779069
Northing: 2975263
Elevation: 761 m
Azimuth: 100 °
Dip: -55 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.83
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: Low gold grade, contributing to the overall CuEq.

Evidence · table

“0.132”

Context: 14

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S040Santo Tomás · silverGrade: 3.29Grade Unit: ppmIntercept: 14 mView all details

Link to this fact

Identity

Hole ID: S040
Project: Santo Tomás
Commodity: silver
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 3.29
Grade Unit: ppm
Intercept: 14 m
From: 287 m
To: 301 m
Intercept Depth: 131 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S040:287-301
Mining Method: open_pit

Location

Location: South Zone
Easting: 779069
Northing: 2975263
Elevation: 761 m
Azimuth: 100 °
Dip: -55 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.83
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: Low silver grade, contributing to the overall CuEq.

Evidence · table

“3.29”

Context: 14

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S040Santo Tomás · copperGrade: 0.3Grade Unit: %Intercept: 12 mView all details

Link to this fact

Identity

Hole ID: S040
Project: Santo Tomás
Commodity: copper
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 0.3
Grade Unit: %
Intercept: 12 m
From: 307 m
To: 319 m
Intercept Depth: 131 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S040:307-319
Mining Method: open_pit

Location

Location: South Zone
Easting: 779069
Northing: 2975263
Elevation: 761 m
Azimuth: 100 °
Dip: -55 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.36
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: A moderate copper equivalent grade over a narrow width.

Negative factors

Interval is reported as downhole length, true width not confirmed.

Evidence · table

“0.30”

Context: 12

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S040Santo Tomás · molybdenumGrade: 0.003Grade Unit: %Intercept: 12 mView all details

Link to this fact

Identity

Hole ID: S040
Project: Santo Tomás
Commodity: molybdenum
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 0.003
Grade Unit: %
Intercept: 12 m
From: 307 m
To: 319 m
Intercept Depth: 131 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S040:307-319
Mining Method: open_pit

Location

Location: South Zone
Easting: 779069
Northing: 2975263
Elevation: 761 m
Azimuth: 100 °
Dip: -55 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.36
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: Low molybdenum grade, contributing to the overall CuEq.

Evidence · table

“0.003”

Context: 12

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S040Santo Tomás · goldGrade: 0.036Grade Unit: ppmIntercept: 12 mView all details

Link to this fact

Identity

Hole ID: S040
Project: Santo Tomás
Commodity: gold
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 0.036
Grade Unit: ppm
Intercept: 12 m
From: 307 m
To: 319 m
Intercept Depth: 131 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S040:307-319
Mining Method: open_pit

Location

Location: South Zone
Easting: 779069
Northing: 2975263
Elevation: 761 m
Azimuth: 100 °
Dip: -55 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.36
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: Low gold grade, contributing to the overall CuEq.

Evidence · table

“0.036”

Context: 12

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S040Santo Tomás · silverGrade: 2.08Grade Unit: ppmIntercept: 12 mView all details

Link to this fact

Identity

Hole ID: S040
Project: Santo Tomás
Commodity: silver
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 2.08
Grade Unit: ppm
Intercept: 12 m
From: 307 m
To: 319 m
Intercept Depth: 131 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S040:307-319
Mining Method: open_pit

Location

Location: South Zone
Easting: 779069
Northing: 2975263
Elevation: 761 m
Azimuth: 100 °
Dip: -55 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.36
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: Low silver grade, contributing to the overall CuEq.

Evidence · table

“2.08”

Context: 12

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S041Santo Tomás · copperGrade: 0.25Grade Unit: %Intercept: 211.7 mView all details

Link to this fact

Identity

Hole ID: S041
Project: Santo Tomás
Commodity: copper
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 0.25
Grade Unit: %
Intercept: 211.7 m
From: 73.5 m
To: 285.2 m
Intercept Depth: 73.5 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S041:73.5-285.2
Mining Method: open_pit

Location

Location: South Zone
Easting: 779179
Northing: 2974813
Elevation: 813 m
Azimuth: 155 °
Dip: -45 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.32
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: A very long intercept with moderate copper equivalent grade, extending mineralization beyond the current pit limits.

Positive factors

Very long intercept length, confirming continuity of mineralization.
Ended in mineralization approximately 90 m vertically below the current PEA pit limit, indicating potential for mineralization beyond the current pit shell.

Negative factors

Interval is reported as downhole length, true width not confirmed.

Evidence · table

“0.25”

Context: 211.7

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S041Santo Tomás · molybdenumGrade: 0.008Grade Unit: %Intercept: 211.7 mView all details

Link to this fact

Identity

Hole ID: S041
Project: Santo Tomás
Commodity: molybdenum
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 0.008
Grade Unit: %
Intercept: 211.7 m
From: 73.5 m
To: 285.2 m
Intercept Depth: 73.5 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S041:73.5-285.2
Mining Method: open_pit

Location

Location: South Zone
Easting: 779179
Northing: 2974813
Elevation: 813 m
Azimuth: 155 °
Dip: -45 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.32
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: Low molybdenum grade, contributing to the overall CuEq.

Evidence · table

“0.008”

Context: 211.7

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S041Santo Tomás · goldGrade: 0.014Grade Unit: ppmIntercept: 211.7 mView all details

Link to this fact

Identity

Hole ID: S041
Project: Santo Tomás
Commodity: gold
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 0.014
Grade Unit: ppm
Intercept: 211.7 m
From: 73.5 m
To: 285.2 m
Intercept Depth: 73.5 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S041:73.5-285.2
Mining Method: open_pit

Location

Location: South Zone
Easting: 779179
Northing: 2974813
Elevation: 813 m
Azimuth: 155 °
Dip: -45 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.32
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: Low gold grade, contributing to the overall CuEq.

Evidence · table

“0.014”

Context: 211.7

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S041Santo Tomás · silverGrade: 2.33Grade Unit: ppmIntercept: 211.7 mView all details

Link to this fact

Identity

Hole ID: S041
Project: Santo Tomás
Commodity: silver
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 2.33
Grade Unit: ppm
Intercept: 211.7 m
From: 73.5 m
To: 285.2 m
Intercept Depth: 73.5 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S041:73.5-285.2
Mining Method: open_pit

Location

Location: South Zone
Easting: 779179
Northing: 2974813
Elevation: 813 m
Azimuth: 155 °
Dip: -45 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.32
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: Low silver grade, contributing to the overall CuEq.

Evidence · table

“2.33”

Context: 211.7

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S041Santo Tomás · copperGrade: 0.3Grade Unit: %Intercept: 249.7 mView all details

Link to this fact

Identity

Hole ID: S041
Project: Santo Tomás
Commodity: copper
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 0.3
Grade Unit: %
Intercept: 249.7 m
From: 289.3 m
To: 539 m
Intercept Depth: 73.5 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S041:289.3-539
Mining Method: open_pit

Location

Location: South Zone
Easting: 779179
Northing: 2974813
Elevation: 813 m
Azimuth: 155 °
Dip: -45 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.36
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: A very long intercept with moderate copper equivalent grade, extending mineralization beyond the current pit limits.

Positive factors

Very long intercept length, confirming continuity of mineralization.
Ended in mineralization approximately 90 m vertically below the current PEA pit limit, indicating potential for mineralization beyond the current pit shell.

Negative factors

Interval is reported as downhole length, true width not confirmed.

Evidence · table

“0.30”

Context: 249.7

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S041Santo Tomás · molybdenumGrade: 0.01Grade Unit: %Intercept: 249.7 mView all details

Link to this fact

Identity

Hole ID: S041
Project: Santo Tomás
Commodity: molybdenum
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 0.01
Grade Unit: %
Intercept: 249.7 m
From: 289.3 m
To: 539 m
Intercept Depth: 73.5 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S041:289.3-539
Mining Method: open_pit

Location

Location: South Zone
Easting: 779179
Northing: 2974813
Elevation: 813 m
Azimuth: 155 °
Dip: -45 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.36
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: Moderate molybdenum grade, contributing to the overall CuEq.

Evidence · table

“0.010”

Context: 249.7

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S041Santo Tomás · goldGrade: 0.01Grade Unit: ppmIntercept: 249.7 mView all details

Link to this fact

Identity

Hole ID: S041
Project: Santo Tomás
Commodity: gold
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 0.01
Grade Unit: ppm
Intercept: 249.7 m
From: 289.3 m
To: 539 m
Intercept Depth: 73.5 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S041:289.3-539
Mining Method: open_pit

Location

Location: South Zone
Easting: 779179
Northing: 2974813
Elevation: 813 m
Azimuth: 155 °
Dip: -45 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.36
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: Low gold grade, contributing to the overall CuEq.

Evidence · table

“0.010”

Context: 249.7

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S041Santo Tomás · silverGrade: 1.66Grade Unit: ppmIntercept: 249.7 mView all details

Link to this fact

Identity

Hole ID: S041
Project: Santo Tomás
Commodity: silver
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 1.66
Grade Unit: ppm
Intercept: 249.7 m
From: 289.3 m
To: 539 m
Intercept Depth: 73.5 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S041:289.3-539
Mining Method: open_pit

Location

Location: South Zone
Easting: 779179
Northing: 2974813
Elevation: 813 m
Azimuth: 155 °
Dip: -45 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.36
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: Low silver grade, contributing to the overall CuEq.

Evidence · table

“1.66”

Context: 249.7

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S042Santo Tomás · copperGrade: 0.34Grade Unit: %Intercept: 369.3 mView all details

Link to this fact

Identity

Hole ID: S042
Project: Santo Tomás
Commodity: copper
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 0.34
Grade Unit: %
Intercept: 369.3 m
From: 0 m
To: 369.3 m
Intercept Depth: 0 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S042:0-369.3
Mining Method: open_pit

Location

Location: South Zone
Easting: 778951
Northing: 2974702
Elevation: 717 m
Azimuth: 120 °
Dip: -45 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.45
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: An exceptional, very long intercept from surface with strong copper equivalent grade, significantly improving resource confidence in the high-grade zone.

Positive factors

Exceptional intercept length from surface with strong copper equivalent grade.
Infill hole within the higher-grade S018 area of the South Zone, improving resource confidence.

Negative factors

Interval is reported as downhole length, true width not confirmed.

Evidence · table

“0.34”

Context: 369.3

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S042Santo Tomás · molybdenumGrade: 0.018Grade Unit: %Intercept: 369.3 mView all details

Link to this fact

Identity

Hole ID: S042
Project: Santo Tomás
Commodity: molybdenum
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 0.018
Grade Unit: %
Intercept: 369.3 m
From: 0 m
To: 369.3 m
Intercept Depth: 0 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S042:0-369.3
Mining Method: open_pit

Location

Location: South Zone
Easting: 778951
Northing: 2974702
Elevation: 717 m
Azimuth: 120 °
Dip: -45 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.45
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: Moderate molybdenum grade, contributing to the overall CuEq.

Evidence · table

“0.018”

Context: 369.3

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S042Santo Tomás · goldGrade: 0.015Grade Unit: ppmIntercept: 369.3 mView all details

Link to this fact

Identity

Hole ID: S042
Project: Santo Tomás
Commodity: gold
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 0.015
Grade Unit: ppm
Intercept: 369.3 m
From: 0 m
To: 369.3 m
Intercept Depth: 0 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S042:0-369.3
Mining Method: open_pit

Location

Location: South Zone
Easting: 778951
Northing: 2974702
Elevation: 717 m
Azimuth: 120 °
Dip: -45 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.45
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: Low gold grade, contributing to the overall CuEq.

Evidence · table

“0.015”

Context: 369.3

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S042Santo Tomás · silverGrade: 2.42Grade Unit: ppmIntercept: 369.3 mView all details

Link to this fact

Identity

Hole ID: S042
Project: Santo Tomás
Commodity: silver
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 2.42
Grade Unit: ppm
Intercept: 369.3 m
From: 0 m
To: 369.3 m
Intercept Depth: 0 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S042:0-369.3
Mining Method: open_pit

Location

Location: South Zone
Easting: 778951
Northing: 2974702
Elevation: 717 m
Azimuth: 120 °
Dip: -45 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.45
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: Low silver grade, contributing to the overall CuEq.

Evidence · table

“2.42”

Context: 369.3

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S042Santo Tomás · copperGrade: 0.13Grade Unit: %Intercept: 22.8 mView all details

Link to this fact

Identity

Hole ID: S042
Project: Santo Tomás
Commodity: copper
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 0.13
Grade Unit: %
Intercept: 22.8 m
From: 370.3 m
To: 393.1 m
Intercept Depth: 0 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S042:370.3-393.1
Mining Method: open_pit

Location

Location: South Zone
Easting: 778951
Northing: 2974702
Elevation: 717 m
Azimuth: 120 °
Dip: -45 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.2
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: A low copper equivalent grade over a narrow width, consistent with the block model.

Negative factors

Low copper equivalent grade, barely above cutoff.
Interval is reported as downhole length, true width not confirmed.

Evidence · table

“0.13”

Context: 22.8

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S042Santo Tomás · molybdenumGrade: 0.014Grade Unit: %Intercept: 22.8 mView all details

Link to this fact

Identity

Hole ID: S042
Project: Santo Tomás
Commodity: molybdenum
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 0.014
Grade Unit: %
Intercept: 22.8 m
From: 370.3 m
To: 393.1 m
Intercept Depth: 0 m

Classification

Deposit Type: porphyry
Program: resource
Sample Type: drill
Group ID: S042:370.3-393.1
Mining Method: open_pit

Location

Location: South Zone
Easting: 778951
Northing: 2974702
Elevation: 717 m
Azimuth: 120 °
Dip: -45 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Metal Eq. Grade: 0.2
Metal Eq. Unit: % CuEq
Assumptions Disclosed: Yes

Compositing

Cutoff Grade: 0.15
Cutoff Unit: % Cu
Max Dilution: 4 m

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: Moderate molybdenum grade, contributing to the overall CuEq.

Evidence · table

“0.014”

Context: 22.8

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S042Santo Tomás · goldGrade: 0.008Grade Unit: ppmIntercept: 22.8 mView all details

Link to this fact

Identity

Hole ID: S042
Project: Santo Tomás
Commodity: gold
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 0.008
Grade Unit: ppm
Intercept: 22.8 m
From: 370.3 m
To: 393.1 m

Classification

Deposit Type: porphyry
Sample Type: drill
Group ID: S042:370.3-393.1
Mining Method: open_pit

Location

Location: South Zone
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Assumptions Disclosed: Yes

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: Expanded from assay table: 0.008 ppm gold, reported in a unit the rubric does not cover (g/t).

Negative factors

Grade unit ppm does not match the gold rubric unit g/t; not scored.

Evidence · table

“0.008”

Context: S042

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

S042Santo Tomás · silverGrade: 1.1Grade Unit: ppmIntercept: 22.8 mView all details

Link to this fact

Identity

Hole ID: S042
Project: Santo Tomás
Commodity: silver
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 1.1
Grade Unit: ppm
Intercept: 22.8 m
From: 370.3 m
To: 393.1 m

Classification

Deposit Type: porphyry
Sample Type: drill
Group ID: S042:370.3-393.1
Mining Method: open_pit

Location

Location: South Zone
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Assumptions Disclosed: Yes

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: Expanded from assay table: 1.1 ppm silver, reported in a unit the rubric does not cover (g/t).

Negative factors

Grade unit ppm does not match the silver rubric unit g/t; not scored.

Evidence · table

“1.10”

Context: S042

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

S043Santo Tomás · molybdenumGrade: 0.016Grade Unit: %Intercept: 94.6 mView all details

Link to this fact

Identity

Hole ID: S043
Project: Santo Tomás
Commodity: molybdenum
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 0.016
Grade Unit: %
Intercept: 94.6 m
From: 0 m
To: 94.6 m

Classification

Deposit Type: porphyry
Sample Type: drill
Group ID: S043:0-94.6
Mining Method: open_pit

Location

Location: South Zone
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Assumptions Disclosed: Yes

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: Expanded from assay table: 0.016 % molybdenum. No grade band defined for this commodity, so the score is a placeholder.

Negative factors

No grade rubric for molybdenum; intercept not scored.

Evidence · table

“0.016”

Context: S043

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

S043Santo Tomás · goldGrade: 0.019Grade Unit: ppmIntercept: 94.6 mView all details

Link to this fact

Identity

Hole ID: S043
Project: Santo Tomás
Commodity: gold
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 0.019
Grade Unit: ppm
Intercept: 94.6 m
From: 0 m
To: 94.6 m

Classification

Deposit Type: porphyry
Sample Type: drill
Group ID: S043:0-94.6
Mining Method: open_pit

Location

Location: South Zone
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Assumptions Disclosed: Yes

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: Expanded from assay table: 0.019 ppm gold, reported in a unit the rubric does not cover (g/t).

Negative factors

Grade unit ppm does not match the gold rubric unit g/t; not scored.

Evidence · table

“0.019”

Context: S043

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

S043Santo Tomás · silverGrade: 1.54Grade Unit: ppmIntercept: 94.6 mView all details

Link to this fact

Identity

Hole ID: S043
Project: Santo Tomás
Commodity: silver
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 1.54
Grade Unit: ppm
Intercept: 94.6 m
From: 0 m
To: 94.6 m

Classification

Deposit Type: porphyry
Sample Type: drill
Group ID: S043:0-94.6
Mining Method: open_pit

Location

Location: South Zone
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Assumptions Disclosed: Yes

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: Expanded from assay table: 1.54 ppm silver, reported in a unit the rubric does not cover (g/t).

Negative factors

Grade unit ppm does not match the silver rubric unit g/t; not scored.

Evidence · table

“1.54”

Context: S043

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

S043Santo Tomás · molybdenumGrade: 0.025Grade Unit: %Intercept: 46.4 mView all details

Link to this fact

Identity

Hole ID: S043
Project: Santo Tomás
Commodity: molybdenum
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 0.025
Grade Unit: %
Intercept: 46.4 m
From: 232.6 m
To: 279 m

Classification

Deposit Type: porphyry
Sample Type: drill
Group ID: S043:232.6-279
Mining Method: open_pit

Location

Location: South Zone
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Assumptions Disclosed: Yes

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: Expanded from assay table: 0.025 % molybdenum. No grade band defined for this commodity, so the score is a placeholder.

Negative factors

No grade rubric for molybdenum; intercept not scored.

Evidence · table

“0.025”

Context: S043

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

S043Santo Tomás · goldGrade: 0.009Grade Unit: ppmIntercept: 46.4 mView all details

Link to this fact

Identity

Hole ID: S043
Project: Santo Tomás
Commodity: gold
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 0.009
Grade Unit: ppm
Intercept: 46.4 m
From: 232.6 m
To: 279 m

Classification

Deposit Type: porphyry
Sample Type: drill
Group ID: S043:232.6-279
Mining Method: open_pit

Location

Location: South Zone
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Assumptions Disclosed: Yes

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: Expanded from assay table: 0.009 ppm gold, reported in a unit the rubric does not cover (g/t).

Negative factors

Grade unit ppm does not match the gold rubric unit g/t; not scored.

Evidence · table

“0.009”

Context: S043

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

S043Santo Tomás · silverGrade: 0.97Grade Unit: ppmIntercept: 46.4 mView all details

Link to this fact

Identity

Hole ID: S043
Project: Santo Tomás
Commodity: silver
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 0.97
Grade Unit: ppm
Intercept: 46.4 m
From: 232.6 m
To: 279 m

Classification

Deposit Type: porphyry
Sample Type: drill
Group ID: S043:232.6-279
Mining Method: open_pit

Location

Location: South Zone
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Assumptions Disclosed: Yes

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: Expanded from assay table: 0.97 ppm silver, reported in a unit the rubric does not cover (g/t).

Negative factors

Grade unit ppm does not match the silver rubric unit g/t; not scored.

Evidence · table

“0.97”

Context: S043

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

S043Santo Tomás · molybdenumGrade: 0.019Grade Unit: %Intercept: 18 mView all details

Link to this fact

Identity

Hole ID: S043
Project: Santo Tomás
Commodity: molybdenum
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 0.019
Grade Unit: %
Intercept: 18 m
From: 295 m
To: 313 m

Classification

Deposit Type: porphyry
Sample Type: drill
Group ID: S043:295-313
Mining Method: open_pit

Location

Location: South Zone
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Assumptions Disclosed: Yes

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: Expanded from assay table: 0.019 % molybdenum. No grade band defined for this commodity, so the score is a placeholder.

Negative factors

No grade rubric for molybdenum; intercept not scored.

Evidence · table

“0.019”

Context: S043

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

S043Santo Tomás · goldGrade: 0.01Grade Unit: ppmIntercept: 18 mView all details

Link to this fact

Identity

Hole ID: S043
Project: Santo Tomás
Commodity: gold
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 0.01
Grade Unit: ppm
Intercept: 18 m
From: 295 m
To: 313 m

Classification

Deposit Type: porphyry
Sample Type: drill
Group ID: S043:295-313
Mining Method: open_pit

Location

Location: South Zone
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Assumptions Disclosed: Yes

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: Expanded from assay table: 0.01 ppm gold, reported in a unit the rubric does not cover (g/t).

Negative factors

Grade unit ppm does not match the gold rubric unit g/t; not scored.

Evidence · table

“0.010”

Context: S043

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

S043Santo Tomás · silverGrade: 0.56Grade Unit: ppmIntercept: 18 mView all details

Link to this fact

Identity

Hole ID: S043
Project: Santo Tomás
Commodity: silver
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 0.56
Grade Unit: ppm
Intercept: 18 m
From: 295 m
To: 313 m

Classification

Deposit Type: porphyry
Sample Type: drill
Group ID: S043:295-313
Mining Method: open_pit

Location

Location: South Zone
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Assumptions Disclosed: Yes

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: Expanded from assay table: 0.56 ppm silver, reported in a unit the rubric does not cover (g/t).

Negative factors

Grade unit ppm does not match the silver rubric unit g/t; not scored.

Evidence · table

“0.56”

Context: S043

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

S044Santo Tomás · molybdenumGrade: 0.017Grade Unit: %Intercept: 213 mView all details

Link to this fact

Identity

Hole ID: S044
Project: Santo Tomás
Commodity: molybdenum
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 0.017
Grade Unit: %
Intercept: 213 m
From: 0 m
To: 213 m

Classification

Deposit Type: porphyry
Sample Type: drill
Group ID: S044:0-213
Mining Method: open_pit

Location

Location: South Zone
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Assumptions Disclosed: Yes

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: Expanded from assay table: 0.017 % molybdenum. No grade band defined for this commodity, so the score is a placeholder.

Negative factors

No grade rubric for molybdenum; intercept not scored.

Evidence · table

“0.017”

Context: S044

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

S044Santo Tomás · goldGrade: 0.01Grade Unit: ppmIntercept: 213 mView all details

Link to this fact

Identity

Hole ID: S044
Project: Santo Tomás
Commodity: gold
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 0.01
Grade Unit: ppm
Intercept: 213 m
From: 0 m
To: 213 m

Classification

Deposit Type: porphyry
Sample Type: drill
Group ID: S044:0-213
Mining Method: open_pit

Location

Location: South Zone
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Assumptions Disclosed: Yes

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: Expanded from assay table: 0.01 ppm gold, reported in a unit the rubric does not cover (g/t).

Negative factors

Grade unit ppm does not match the gold rubric unit g/t; not scored.

Evidence · table

“0.010”

Context: S044

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

S044Santo Tomás · silverGrade: 1.66Grade Unit: ppmIntercept: 213 mView all details

Link to this fact

Identity

Hole ID: S044
Project: Santo Tomás
Commodity: silver
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 1.66
Grade Unit: ppm
Intercept: 213 m
From: 0 m
To: 213 m

Classification

Deposit Type: porphyry
Sample Type: drill
Group ID: S044:0-213
Mining Method: open_pit

Location

Location: South Zone
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Assumptions Disclosed: Yes

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: Expanded from assay table: 1.66 ppm silver, reported in a unit the rubric does not cover (g/t).

Negative factors

Grade unit ppm does not match the silver rubric unit g/t; not scored.

Evidence · table

“1.66”

Context: S044

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

S044Santo Tomás · molybdenumGrade: 0.026Grade Unit: %Intercept: 10 mView all details

Link to this fact

Identity

Hole ID: S044
Project: Santo Tomás
Commodity: molybdenum
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 0.026
Grade Unit: %
Intercept: 10 m
From: 219 m
To: 229 m

Classification

Deposit Type: porphyry
Sample Type: drill
Group ID: S044:219-229
Mining Method: open_pit

Location

Location: South Zone
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Assumptions Disclosed: Yes

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: Expanded from assay table: 0.026 % molybdenum. No grade band defined for this commodity, so the score is a placeholder.

Negative factors

No grade rubric for molybdenum; intercept not scored.

Evidence · table

“0.026”

Context: S044

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

S044Santo Tomás · goldGrade: 0.009Grade Unit: ppmIntercept: 10 mView all details

Link to this fact

Identity

Hole ID: S044
Project: Santo Tomás
Commodity: gold
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 0.009
Grade Unit: ppm
Intercept: 10 m
From: 219 m
To: 229 m

Classification

Deposit Type: porphyry
Sample Type: drill
Group ID: S044:219-229
Mining Method: open_pit

Location

Location: South Zone
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Assumptions Disclosed: Yes

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: Expanded from assay table: 0.009 ppm gold, reported in a unit the rubric does not cover (g/t).

Negative factors

Grade unit ppm does not match the gold rubric unit g/t; not scored.

Evidence · table

“0.009”

Context: S044

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

S044Santo Tomás · silverGrade: 0.45Grade Unit: ppmIntercept: 10 mView all details

Link to this fact

Identity

Hole ID: S044
Project: Santo Tomás
Commodity: silver
Region: mexico
Reported Region: mexico
Ticker: OCO

Geometry

Grade: 0.45
Grade Unit: ppm
Intercept: 10 m
From: 219 m
To: 229 m

Classification

Deposit Type: porphyry
Sample Type: drill
Group ID: S044:219-229
Mining Method: open_pit

Location

Location: South Zone
Loc. Source: document

QA/QC

Laboratory: ALS Chemex
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: blanks, duplicates

Metal Equivalent

Assumptions Disclosed: Yes

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-10T00:00:00.000Z

Reasoning: Expanded from assay table: 0.45 ppm silver, reported in a unit the rubric does not cover (g/t).

Negative factors

Grade unit ppm does not match the silver rubric unit g/t; not scored.

Evidence · table

“0.45”

Context: S044

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

How Atlas produces this analysis

Minestarters Atlas uses automated extraction to summarize mining announcements, identify reported measurements, and classify supporting evidence. Sentiment reflects the extracted narrative and classification rules; it is an interpretation, not a reported measurement. Evidence quotes and context are provided where available. Missing data, low-confidence results, and review flags indicate limitations. Check the original publisher announcement before relying on an interpretation.