Oroco Intersects 228 m of 0.49% CuEq and 212 m of 0.44% CuEq at Santo Tomás

Original announcement by tmx on

Company
Oroco Resource Corp.
Ticker
OCO
Exchange
TSX
Region
Sinaloa, Mexico
Primary commodity
Copper
Secondary commodities
Molybdenum, Gold, Silver
Document categories
Drill results, Resource update
Extracted
2026-09-16 14:54:31 UTC

Analysis by Minestarters Atlas

Minestarters Atlas analysis

Summary

Oroco Resource Corp. reported significant Phase 2 drill results from the South Zone of the Santo Tomás copper project in Mexico. Key intercepts include 228.55 m at 0.38% Cu (0.49% CuEq) in hole S022 and 212.33 m at 0.34% Cu (0.44% CuEq) in hole S023, with elevated molybdenum grades noted at depth.

Reasoning: Strong Phase 2 drill results from the South Zone confirm higher-grade mineralization and molybdenum enrichment, supporting the objective of resource conversion.

Positive factors

  • Significant width and grade intercepts in S022 and S023
  • Elevated molybdenum grades increasing CuEq at depth
  • Confirmation of higher-grade South Zone mineralization
  • QA/QC protocols and QP sign-off disclosed

Negative factors

  • S024 intercepts do not reflect true width due to drill orientation

Facts used in scoring: 54

Classification and evidence

QA/QC Disclosedpositive

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

Why it applies: Release includes details on standards, blanks, duplicates, and laboratory protocols.

Evidence · text

“QA/QC protocols that include the insertion of certified reference standards, blanks, and duplicates.”

Apparent Width Onlynegative

Interval given as downhole width with no true width or drill orientation — apparent width may overstate true thickness.

Why it applies: S024 was not drilled perpendicular to mineralization and reported intervals do not reflect true width.

Evidence · text

“Reported mineralized intervals do not reflect true widths of the reported mineralization.”

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: Phase 2 is designed to convert Inferred resources to Indicated classification.

Evidence · text

“Phase 2 is designed primarily to convert Inferred resources to Indicated classification in the South Zone”

Extracted facts

Stored fact records: 54. Some facts used in scoring do not have a stored record.

Drill Results (54)

S022Santo Tomás · copperGrade: 0.24Grade Unit: %Intercept: 25 mView all details
Link to this fact

Identity

Hole ID
S022
Project
Santo Tomás
Commodity
copper
Region
mexico
Reported Region
mexico
Ticker
OCO

Geometry

Grade
0.24
Grade Unit
%
Intercept
25 m
From
4 m
To
29 m
Intercept Depth
4 m

Classification

Program
resource
Sample Type
drill
Group ID
S022:4-29
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
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-05-21T00:00:00.000Z

Reasoning: Standard intercept in a resource conversion program.

Evidence · table

“0.24”

Context: 25.00

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

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S022Santo Tomás · copperGrade: 0.38Grade Unit: %Intercept: 228.55 mView all details
Link to this fact

Identity

Hole ID
S022
Project
Santo Tomás
Commodity
copper
Region
mexico
Reported Region
mexico
Ticker
OCO

Geometry

Grade
0.38
Grade Unit
%
Intercept
228.55 m
From
40.15 m
To
268.7 m
Intercept Depth
40.15 m

Classification

Program
resource
Sample Type
drill
Group ID
S022:40.15-268.7
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
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-05-21T00:00:00.000Z

Reasoning: Major intercept confirming higher-grade South Zone mineralization.

Positive factors

  • Large width and significant grade

Evidence · table

“0.38”

Context: 228.55

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

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S022Santo Tomás · copperGrade: 0.53Grade Unit: %Intercept: 64.86 mView all details
Link to this fact

Identity

Hole ID
S022
Project
Santo Tomás
Commodity
copper
Region
mexico
Reported Region
mexico
Ticker
OCO

Geometry

Grade
0.53
Grade Unit
%
Intercept
64.86 m
From
50.6 m
To
115.46 m
Intercept Depth
50.6 m

Classification

Program
resource
Sample Type
drill
Group ID
S022:50.6-115.46
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
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-05-21T00:00:00.000Z

Reasoning: Strong high-grade component within the larger S022 intercept.

Positive factors

  • High grade sub-interval

Evidence · table

“0.53”

Context: 64.86

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

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S023Santo Tomás · copperGrade: 0.34Grade Unit: %Intercept: 212.33 mView all details
Link to this fact

Identity

Hole ID
S023
Project
Santo Tomás
Commodity
copper
Region
mexico
Reported Region
mexico
Ticker
OCO

Geometry

Grade
0.34
Grade Unit
%
Intercept
212.33 m
From
60.14 m
To
272.47 m
Intercept Depth
60.14 m

Classification

Program
resource
Sample Type
drill
Group ID
S023:60.14-272.47
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
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-05-21T00:00:00.000Z

Reasoning: Major intercept confirming higher-grade South Zone mineralization.

Positive factors

  • Significant width and grade

Evidence · table

“0.34”

Context: 212.33

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

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S023Santo Tomás · copperGrade: 0.51Grade Unit: %Intercept: 20.52 mView all details
Link to this fact

Identity

Hole ID
S023
Project
Santo Tomás
Commodity
copper
Region
mexico
Reported Region
mexico
Ticker
OCO

Geometry

Grade
0.51
Grade Unit
%
Intercept
20.52 m
From
66 m
To
86.52 m
Intercept Depth
66 m

Classification

Program
resource
Sample Type
drill
Group ID
S023:66-86.52
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
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-05-21T00:00:00.000Z

Reasoning: Strong high-grade component within the larger S023 intercept.

Positive factors

  • High grade sub-interval

Evidence · table

“0.51”

Context: 20.52

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

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

S022Santo Tomás · molybdenumGrade: 0.005Grade Unit: %Intercept: 25 mView all details
Link to this fact

Identity

Hole ID
S022
Project
Santo Tomás
Commodity
molybdenum
Region
mexico
Reported Region
mexico
Ticker
OCO

Geometry

Grade
0.005
Grade Unit
%
Intercept
25 m
From
4 m
To
29 m
Intercept Depth
4 m

Classification

Sample Type
drill
Group ID
S022:4-29
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
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-05-21T00:00:00.000Z

Reasoning: Expanded from assay table: 0.005 % 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

“0.005”

Context: S022

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

S022Santo Tomás · goldGrade: 0.011Grade Unit: ppmIntercept: 25 mView all details
Link to this fact

Identity

Hole ID
S022
Project
Santo Tomás
Commodity
gold
Region
mexico
Reported Region
mexico
Ticker
OCO

Geometry

Grade
0.011
Grade Unit
ppm
Intercept
25 m
From
4 m
To
29 m
Intercept Depth
4 m

Classification

Sample Type
drill
Group ID
S022:4-29
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
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-05-21T00:00:00.000Z

Reasoning: Expanded from assay table: 0.011 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

“0.011”

Context: S022

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

S022Santo Tomás · silverGrade: 1.47Grade Unit: ppmIntercept: 25 mView all details
Link to this fact

Identity

Hole ID
S022
Project
Santo Tomás
Commodity
silver
Region
mexico
Reported Region
mexico
Ticker
OCO

Geometry

Grade
1.47
Grade Unit
ppm
Intercept
25 m
From
4 m
To
29 m
Intercept Depth
4 m

Classification

Sample Type
drill
Group ID
S022:4-29
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
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-05-21T00:00:00.000Z

Reasoning: Expanded from assay table: 1.47 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

“1.47”

Context: S022

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

S022Santo Tomás · molybdenumGrade: 0.017Grade Unit: %Intercept: 228.55 mView all details
Link to this fact

Identity

Hole ID
S022
Project
Santo Tomás
Commodity
molybdenum
Region
mexico
Reported Region
mexico
Ticker
OCO

Geometry

Grade
0.017
Grade Unit
%
Intercept
228.55 m
From
40.15 m
To
268.7 m
Intercept Depth
40.15 m

Classification

Sample Type
drill
Group ID
S022:40.15-268.7
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
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-05-21T00:00:00.000Z

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: S022

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

S022Santo Tomás · goldGrade: 0.026Grade Unit: ppmIntercept: 228.55 mView all details
Link to this fact

Identity

Hole ID
S022
Project
Santo Tomás
Commodity
gold
Region
mexico
Reported Region
mexico
Ticker
OCO

Geometry

Grade
0.026
Grade Unit
ppm
Intercept
228.55 m
From
40.15 m
To
268.7 m
Intercept Depth
40.15 m

Classification

Sample Type
drill
Group ID
S022:40.15-268.7
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
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-05-21T00:00:00.000Z

Reasoning: Expanded from assay table: 0.026 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

“0.026”

Context: S022

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

S022Santo Tomás · silverGrade: 2Grade Unit: ppmIntercept: 228.55 mView all details
Link to this fact

Identity

Hole ID
S022
Project
Santo Tomás
Commodity
silver
Region
mexico
Reported Region
mexico
Ticker
OCO

Geometry

Grade
2
Grade Unit
ppm
Intercept
228.55 m
From
40.15 m
To
268.7 m
Intercept Depth
40.15 m

Classification

Sample Type
drill
Group ID
S022:40.15-268.7
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
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-05-21T00:00:00.000Z

Reasoning: Expanded from assay table: 2 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

“2.00”

Context: S022

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

incl.Santo Tomás · copperGrade: 0.53Grade Unit: %Intercept: 64.86 mView all details
Link to this fact

Identity

Hole ID
incl.
Project
Santo Tomás
Commodity
copper
Region
mexico
Reported Region
mexico
Ticker
OCO

Geometry

Grade
0.53
Grade Unit
%
Intercept
64.86 m
From
50.6 m
To
115.46 m
Intercept Depth
50.6 m

Classification

Sample Type
drill
Group ID
incl.:50.6-115.46
Mining Method
open_pit

QA/QC

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

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-05-21T00:00:00.000Z

Reasoning: Expanded from assay table. 0.53 % copper is moderate against the default band [2.5, 1, 0.5, 0.25] %. Grade×width 34.4 %·m is weak (grade alone is moderate; the better of the two is used).

Negative factors

  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“0.53”

Context: incl.

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

incl.Santo Tomás · molybdenumGrade: 0.023Grade Unit: %Intercept: 64.86 mView all details
Link to this fact

Identity

Hole ID
incl.
Project
Santo Tomás
Commodity
molybdenum
Region
mexico
Reported Region
mexico
Ticker
OCO

Geometry

Grade
0.023
Grade Unit
%
Intercept
64.86 m
From
50.6 m
To
115.46 m
Intercept Depth
50.6 m

Classification

Sample Type
drill
Group ID
incl.:50.6-115.46
Mining Method
open_pit

QA/QC

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

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-05-21T00:00:00.000Z

Reasoning: Expanded from assay table: 0.023 % 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

“0.023”

Context: incl.

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

incl.Santo Tomás · goldGrade: 0.053Grade Unit: ppmIntercept: 64.86 mView all details
Link to this fact

Identity

Hole ID
incl.
Project
Santo Tomás
Commodity
gold
Region
mexico
Reported Region
mexico
Ticker
OCO

Geometry

Grade
0.053
Grade Unit
ppm
Intercept
64.86 m
From
50.6 m
To
115.46 m
Intercept Depth
50.6 m

Classification

Sample Type
drill
Group ID
incl.:50.6-115.46
Mining Method
open_pit

QA/QC

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

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-05-21T00:00:00.000Z

Reasoning: Expanded from assay table: 0.053 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

“0.053”

Context: incl.

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

incl.Santo Tomás · silverGrade: 2.17Grade Unit: ppmIntercept: 64.86 mView all details
Link to this fact

Identity

Hole ID
incl.
Project
Santo Tomás
Commodity
silver
Region
mexico
Reported Region
mexico
Ticker
OCO

Geometry

Grade
2.17
Grade Unit
ppm
Intercept
64.86 m
From
50.6 m
To
115.46 m
Intercept Depth
50.6 m

Classification

Sample Type
drill
Group ID
incl.:50.6-115.46
Mining Method
open_pit

QA/QC

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

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-05-21T00:00:00.000Z

Reasoning: Expanded from assay table: 2.17 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

“2.17”

Context: incl.

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

S022Santo Tomás · copperGrade: 0.21Grade Unit: %Intercept: 28.3 mView all details
Link to this fact

Identity

Hole ID
S022
Project
Santo Tomás
Commodity
copper
Region
mexico
Reported Region
mexico
Ticker
OCO

Geometry

Grade
0.21
Grade Unit
%
Intercept
28.3 m
From
269.7 m
To
298 m
Intercept Depth
269.7 m

Classification

Sample Type
drill
Group ID
S022:269.7-298
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
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-05-21T00:00:00.000Z

Reasoning: Expanded from assay table. 0.21 % copper is below against the default band [2.5, 1, 0.5, 0.25] %. Grade×width 5.9 %·m is below.

Negative factors

  • 0.21 % copper is below the weak threshold (0.25 %) on the default band.
  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“0.21”

Context: S022

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

S022Santo Tomás · molybdenumGrade: 0.003Grade Unit: %Intercept: 28.3 mView all details
Link to this fact

Identity

Hole ID
S022
Project
Santo Tomás
Commodity
molybdenum
Region
mexico
Reported Region
mexico
Ticker
OCO

Geometry

Grade
0.003
Grade Unit
%
Intercept
28.3 m
From
269.7 m
To
298 m
Intercept Depth
269.7 m

Classification

Sample Type
drill
Group ID
S022:269.7-298
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
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-05-21T00:00:00.000Z

Reasoning: Expanded from assay table: 0.003 % 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

“0.003”

Context: S022

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

S022Santo Tomás · goldGrade: 0.005Grade Unit: ppmIntercept: 28.3 mView all details
Link to this fact

Identity

Hole ID
S022
Project
Santo Tomás
Commodity
gold
Region
mexico
Reported Region
mexico
Ticker
OCO

Geometry

Grade
0.005
Grade Unit
ppm
Intercept
28.3 m
From
269.7 m
To
298 m
Intercept Depth
269.7 m

Classification

Sample Type
drill
Group ID
S022:269.7-298
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
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-05-21T00:00:00.000Z

Reasoning: Expanded from assay table: 0.005 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

“0.005”

Context: S022

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

S022Santo Tomás · silverGrade: 2.16Grade Unit: ppmIntercept: 28.3 mView all details
Link to this fact

Identity

Hole ID
S022
Project
Santo Tomás
Commodity
silver
Region
mexico
Reported Region
mexico
Ticker
OCO

Geometry

Grade
2.16
Grade Unit
ppm
Intercept
28.3 m
From
269.7 m
To
298 m
Intercept Depth
269.7 m

Classification

Sample Type
drill
Group ID
S022:269.7-298
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
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-05-21T00:00:00.000Z

Reasoning: Expanded from assay table: 2.16 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

“2.16”

Context: S022

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

S023Santo Tomás · copperGrade: 0.42Grade Unit: %Intercept: 31.76 mView all details
Link to this fact

Identity

Hole ID
S023
Project
Santo Tomás
Commodity
copper
Region
mexico
Reported Region
mexico
Ticker
OCO

Geometry

Grade
0.42
Grade Unit
%
Intercept
31.76 m
From
18.53 m
To
50.29 m
Intercept Depth
18.53 m

Classification

Sample Type
drill
Group ID
S023:18.53-50.29
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
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-05-21T00:00:00.000Z

Reasoning: Expanded from assay table. 0.42 % copper is weak against the default band [2.5, 1, 0.5, 0.25] %. Grade×width 13.3 %·m is below (grade alone is weak; the better of the two is used).

Negative factors

  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“0.42”

Context: S023

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

S023Santo Tomás · molybdenumGrade: 0.012Grade Unit: %Intercept: 31.76 mView all details
Link to this fact

Identity

Hole ID
S023
Project
Santo Tomás
Commodity
molybdenum
Region
mexico
Reported Region
mexico
Ticker
OCO

Geometry

Grade
0.012
Grade Unit
%
Intercept
31.76 m
From
18.53 m
To
50.29 m
Intercept Depth
18.53 m

Classification

Sample Type
drill
Group ID
S023:18.53-50.29
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
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-05-21T00:00:00.000Z

Reasoning: Expanded from assay table: 0.012 % 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

“0.012”

Context: S023

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

S023Santo Tomás · goldGrade: 0.023Grade Unit: ppmIntercept: 31.76 mView all details
Link to this fact

Identity

Hole ID
S023
Project
Santo Tomás
Commodity
gold
Region
mexico
Reported Region
mexico
Ticker
OCO

Geometry

Grade
0.023
Grade Unit
ppm
Intercept
31.76 m
From
18.53 m
To
50.29 m
Intercept Depth
18.53 m

Classification

Sample Type
drill
Group ID
S023:18.53-50.29
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
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-05-21T00:00:00.000Z

Reasoning: Expanded from assay table: 0.023 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

“0.023”

Context: S023

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

S023Santo Tomás · silverGrade: 2.14Grade Unit: ppmIntercept: 31.76 mView all details
Link to this fact

Identity

Hole ID
S023
Project
Santo Tomás
Commodity
silver
Region
mexico
Reported Region
mexico
Ticker
OCO

Geometry

Grade
2.14
Grade Unit
ppm
Intercept
31.76 m
From
18.53 m
To
50.29 m
Intercept Depth
18.53 m

Classification

Sample Type
drill
Group ID
S023:18.53-50.29
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
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-05-21T00:00:00.000Z

Reasoning: Expanded from assay table: 2.14 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

“2.14”

Context: S023

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

incl.Santo Tomás · copperGrade: 0.5Grade Unit: %Intercept: 15.29 mView all details
Link to this fact

Identity

Hole ID
incl.
Project
Santo Tomás
Commodity
copper
Region
mexico
Reported Region
mexico
Ticker
OCO

Geometry

Grade
0.5
Grade Unit
%
Intercept
15.29 m
From
35 m
To
50.29 m
Intercept Depth
35 m

Classification

Sample Type
drill
Group ID
incl.:35-50.29
Mining Method
open_pit

QA/QC

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

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-05-21T00:00:00.000Z

Reasoning: Expanded from assay table. 0.5 % copper is moderate against the default band [2.5, 1, 0.5, 0.25] %. Grade×width 7.6 %·m is below (grade alone is moderate; the better of the two is used).

Negative factors

  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“0.50”

Context: incl.

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

incl.Santo Tomás · molybdenumGrade: 0.013Grade Unit: %Intercept: 15.29 mView all details
Link to this fact

Identity

Hole ID
incl.
Project
Santo Tomás
Commodity
molybdenum
Region
mexico
Reported Region
mexico
Ticker
OCO

Geometry

Grade
0.013
Grade Unit
%
Intercept
15.29 m
From
35 m
To
50.29 m
Intercept Depth
35 m

Classification

Sample Type
drill
Group ID
incl.:35-50.29
Mining Method
open_pit

QA/QC

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

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-05-21T00:00:00.000Z

Reasoning: Expanded from assay table: 0.013 % 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

“0.013”

Context: incl.

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

incl.Santo Tomás · goldGrade: 0.031Grade Unit: ppmIntercept: 15.29 mView all details
Link to this fact

Identity

Hole ID
incl.
Project
Santo Tomás
Commodity
gold
Region
mexico
Reported Region
mexico
Ticker
OCO

Geometry

Grade
0.031
Grade Unit
ppm
Intercept
15.29 m
From
35 m
To
50.29 m
Intercept Depth
35 m

Classification

Sample Type
drill
Group ID
incl.:35-50.29
Mining Method
open_pit

QA/QC

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

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-05-21T00:00:00.000Z

Reasoning: Expanded from assay table: 0.031 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

“0.031”

Context: incl.

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

incl.Santo Tomás · silverGrade: 2.34Grade Unit: ppmIntercept: 15.29 mView all details
Link to this fact

Identity

Hole ID
incl.
Project
Santo Tomás
Commodity
silver
Region
mexico
Reported Region
mexico
Ticker
OCO

Geometry

Grade
2.34
Grade Unit
ppm
Intercept
15.29 m
From
35 m
To
50.29 m
Intercept Depth
35 m

Classification

Sample Type
drill
Group ID
incl.:35-50.29
Mining Method
open_pit

QA/QC

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

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-05-21T00:00:00.000Z

Reasoning: Expanded from assay table: 2.34 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

“2.34”

Context: incl.

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

S023Santo Tomás · molybdenumGrade: 0.016Grade Unit: %Intercept: 212.33 mView all details
Link to this fact

Identity

Hole ID
S023
Project
Santo Tomás
Commodity
molybdenum
Region
mexico
Reported Region
mexico
Ticker
OCO

Geometry

Grade
0.016
Grade Unit
%
Intercept
212.33 m
From
60.14 m
To
272.47 m
Intercept Depth
60.14 m

Classification

Sample Type
drill
Group ID
S023:60.14-272.47
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
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-05-21T00:00:00.000Z

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: S023

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

S023Santo Tomás · goldGrade: 0.015Grade Unit: ppmIntercept: 212.33 mView all details
Link to this fact

Identity

Hole ID
S023
Project
Santo Tomás
Commodity
gold
Region
mexico
Reported Region
mexico
Ticker
OCO

Geometry

Grade
0.015
Grade Unit
ppm
Intercept
212.33 m
From
60.14 m
To
272.47 m
Intercept Depth
60.14 m

Classification

Sample Type
drill
Group ID
S023:60.14-272.47
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
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-05-21T00:00:00.000Z

Reasoning: Expanded from assay table: 0.015 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

“0.015”

Context: S023

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

S023Santo Tomás · silverGrade: 1.85Grade Unit: ppmIntercept: 212.33 mView all details
Link to this fact

Identity

Hole ID
S023
Project
Santo Tomás
Commodity
silver
Region
mexico
Reported Region
mexico
Ticker
OCO

Geometry

Grade
1.85
Grade Unit
ppm
Intercept
212.33 m
From
60.14 m
To
272.47 m
Intercept Depth
60.14 m

Classification

Sample Type
drill
Group ID
S023:60.14-272.47
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
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-05-21T00:00:00.000Z

Reasoning: Expanded from assay table: 1.85 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

“1.85”

Context: S023

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

incl.Santo Tomás · copperGrade: 0.51Grade Unit: %Intercept: 20.52 mView all details
Link to this fact

Identity

Hole ID
incl.
Project
Santo Tomás
Commodity
copper
Region
mexico
Reported Region
mexico
Ticker
OCO

Geometry

Grade
0.51
Grade Unit
%
Intercept
20.52 m
From
66 m
To
86.52 m
Intercept Depth
66 m

Classification

Sample Type
drill
Group ID
incl.:66-86.52
Mining Method
open_pit

QA/QC

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

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-05-21T00:00:00.000Z

Reasoning: Expanded from assay table. 0.51 % copper is moderate against the default band [2.5, 1, 0.5, 0.25] %. Grade×width 10.5 %·m is below (grade alone is moderate; the better of the two is used).

Negative factors

  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“0.51”

Context: incl.

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

incl.Santo Tomás · molybdenumGrade: 0.014Grade Unit: %Intercept: 20.52 mView all details
Link to this fact

Identity

Hole ID
incl.
Project
Santo Tomás
Commodity
molybdenum
Region
mexico
Reported Region
mexico
Ticker
OCO

Geometry

Grade
0.014
Grade Unit
%
Intercept
20.52 m
From
66 m
To
86.52 m
Intercept Depth
66 m

Classification

Sample Type
drill
Group ID
incl.:66-86.52
Mining Method
open_pit

QA/QC

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

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-05-21T00:00:00.000Z

Reasoning: Expanded from assay table: 0.014 % 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

“0.014”

Context: incl.

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

incl.Santo Tomás · goldGrade: 0.03Grade Unit: ppmIntercept: 20.52 mView all details
Link to this fact

Identity

Hole ID
incl.
Project
Santo Tomás
Commodity
gold
Region
mexico
Reported Region
mexico
Ticker
OCO

Geometry

Grade
0.03
Grade Unit
ppm
Intercept
20.52 m
From
66 m
To
86.52 m
Intercept Depth
66 m

Classification

Sample Type
drill
Group ID
incl.:66-86.52
Mining Method
open_pit

QA/QC

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

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-05-21T00:00:00.000Z

Reasoning: Expanded from assay table: 0.03 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

“0.030”

Context: incl.

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

incl.Santo Tomás · silverGrade: 2.19Grade Unit: ppmIntercept: 20.52 mView all details
Link to this fact

Identity

Hole ID
incl.
Project
Santo Tomás
Commodity
silver
Region
mexico
Reported Region
mexico
Ticker
OCO

Geometry

Grade
2.19
Grade Unit
ppm
Intercept
20.52 m
From
66 m
To
86.52 m
Intercept Depth
66 m

Classification

Sample Type
drill
Group ID
incl.:66-86.52
Mining Method
open_pit

QA/QC

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

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-05-21T00:00:00.000Z

Reasoning: Expanded from assay table: 2.19 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

“2.19”

Context: incl.

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

incl.Santo Tomás · copperGrade: 0.5Grade Unit: %Intercept: 21 mView all details
Link to this fact

Identity

Hole ID
incl.
Project
Santo Tomás
Commodity
copper
Region
mexico
Reported Region
mexico
Ticker
OCO

Geometry

Grade
0.5
Grade Unit
%
Intercept
21 m
From
164 m
To
185 m
Intercept Depth
164 m

Classification

Sample Type
drill
Group ID
incl.:164-185
Mining Method
open_pit

QA/QC

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

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-05-21T00:00:00.000Z

Reasoning: Expanded from assay table. 0.5 % copper is moderate against the default band [2.5, 1, 0.5, 0.25] %. Grade×width 10.5 %·m is below (grade alone is moderate; the better of the two is used).

Negative factors

  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“0.50”

Context: incl.

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

incl.Santo Tomás · molybdenumGrade: 0.02Grade Unit: %Intercept: 21 mView all details
Link to this fact

Identity

Hole ID
incl.
Project
Santo Tomás
Commodity
molybdenum
Region
mexico
Reported Region
mexico
Ticker
OCO

Geometry

Grade
0.02
Grade Unit
%
Intercept
21 m
From
164 m
To
185 m
Intercept Depth
164 m

Classification

Sample Type
drill
Group ID
incl.:164-185
Mining Method
open_pit

QA/QC

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

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-05-21T00:00:00.000Z

Reasoning: Expanded from assay table: 0.02 % 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

“0.020”

Context: incl.

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

incl.Santo Tomás · goldGrade: 0.018Grade Unit: ppmIntercept: 21 mView all details
Link to this fact

Identity

Hole ID
incl.
Project
Santo Tomás
Commodity
gold
Region
mexico
Reported Region
mexico
Ticker
OCO

Geometry

Grade
0.018
Grade Unit
ppm
Intercept
21 m
From
164 m
To
185 m
Intercept Depth
164 m

Classification

Sample Type
drill
Group ID
incl.:164-185
Mining Method
open_pit

QA/QC

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

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-05-21T00:00:00.000Z

Reasoning: Expanded from assay table: 0.018 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

“0.018”

Context: incl.

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

incl.Santo Tomás · silverGrade: 2.93Grade Unit: ppmIntercept: 21 mView all details
Link to this fact

Identity

Hole ID
incl.
Project
Santo Tomás
Commodity
silver
Region
mexico
Reported Region
mexico
Ticker
OCO

Geometry

Grade
2.93
Grade Unit
ppm
Intercept
21 m
From
164 m
To
185 m
Intercept Depth
164 m

Classification

Sample Type
drill
Group ID
incl.:164-185
Mining Method
open_pit

QA/QC

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

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-05-21T00:00:00.000Z

Reasoning: Expanded from assay table: 2.93 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

“2.93”

Context: incl.

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

incl.Santo Tomás · copperGrade: 0.5Grade Unit: %Intercept: 15 mView all details
Link to this fact

Identity

Hole ID
incl.
Project
Santo Tomás
Commodity
copper
Region
mexico
Reported Region
mexico
Ticker
OCO

Geometry

Grade
0.5
Grade Unit
%
Intercept
15 m
From
207 m
To
222 m
Intercept Depth
207 m

Classification

Sample Type
drill
Group ID
incl.:207-222
Mining Method
open_pit

QA/QC

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

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-05-21T00:00:00.000Z

Reasoning: Expanded from assay table. 0.5 % copper is moderate against the default band [2.5, 1, 0.5, 0.25] %. Grade×width 7.5 %·m is below (grade alone is moderate; the better of the two is used).

Negative factors

  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“0.50”

Context: incl.

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

incl.Santo Tomás · molybdenumGrade: 0.018Grade Unit: %Intercept: 15 mView all details
Link to this fact

Identity

Hole ID
incl.
Project
Santo Tomás
Commodity
molybdenum
Region
mexico
Reported Region
mexico
Ticker
OCO

Geometry

Grade
0.018
Grade Unit
%
Intercept
15 m
From
207 m
To
222 m
Intercept Depth
207 m

Classification

Sample Type
drill
Group ID
incl.:207-222
Mining Method
open_pit

QA/QC

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

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-05-21T00:00:00.000Z

Reasoning: Expanded from assay table: 0.018 % 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

“0.018”

Context: incl.

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

incl.Santo Tomás · goldGrade: 0.018Grade Unit: ppmIntercept: 15 mView all details
Link to this fact

Identity

Hole ID
incl.
Project
Santo Tomás
Commodity
gold
Region
mexico
Reported Region
mexico
Ticker
OCO

Geometry

Grade
0.018
Grade Unit
ppm
Intercept
15 m
From
207 m
To
222 m
Intercept Depth
207 m

Classification

Sample Type
drill
Group ID
incl.:207-222
Mining Method
open_pit

QA/QC

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

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-05-21T00:00:00.000Z

Reasoning: Expanded from assay table: 0.018 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

“0.018”

Context: incl.

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

incl.Santo Tomás · silverGrade: 2.38Grade Unit: ppmIntercept: 15 mView all details
Link to this fact

Identity

Hole ID
incl.
Project
Santo Tomás
Commodity
silver
Region
mexico
Reported Region
mexico
Ticker
OCO

Geometry

Grade
2.38
Grade Unit
ppm
Intercept
15 m
From
207 m
To
222 m
Intercept Depth
207 m

Classification

Sample Type
drill
Group ID
incl.:207-222
Mining Method
open_pit

QA/QC

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

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-05-21T00:00:00.000Z

Reasoning: Expanded from assay table: 2.38 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

“2.38”

Context: incl.

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

S023Santo Tomás · copperGrade: 0.27Grade Unit: %Intercept: 12 mView all details
Link to this fact

Identity

Hole ID
S023
Project
Santo Tomás
Commodity
copper
Region
mexico
Reported Region
mexico
Ticker
OCO

Geometry

Grade
0.27
Grade Unit
%
Intercept
12 m
From
319 m
To
331 m
Intercept Depth
319 m

Classification

Sample Type
drill
Group ID
S023:319-331
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
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-05-21T00:00:00.000Z

Reasoning: Expanded from assay table. 0.27 % copper is weak against the default band [2.5, 1, 0.5, 0.25] %. Grade×width 3.2 %·m is below (grade alone is weak; the better of the two is used).

Negative factors

  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“0.27”

Context: S023

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

S023Santo Tomás · molybdenumGrade: 0.04Grade Unit: %Intercept: 12 mView all details
Link to this fact

Identity

Hole ID
S023
Project
Santo Tomás
Commodity
molybdenum
Region
mexico
Reported Region
mexico
Ticker
OCO

Geometry

Grade
0.04
Grade Unit
%
Intercept
12 m
From
319 m
To
331 m
Intercept Depth
319 m

Classification

Sample Type
drill
Group ID
S023:319-331
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
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-05-21T00:00:00.000Z

Reasoning: Expanded from assay table: 0.04 % 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

“0.040”

Context: S023

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

S023Santo Tomás · goldGrade: 0.028Grade Unit: ppmIntercept: 12 mView all details
Link to this fact

Identity

Hole ID
S023
Project
Santo Tomás
Commodity
gold
Region
mexico
Reported Region
mexico
Ticker
OCO

Geometry

Grade
0.028
Grade Unit
ppm
Intercept
12 m
From
319 m
To
331 m
Intercept Depth
319 m

Classification

Sample Type
drill
Group ID
S023:319-331
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
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-05-21T00:00:00.000Z

Reasoning: Expanded from assay table: 0.028 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

“0.028”

Context: S023

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

S023Santo Tomás · silverGrade: 2.58Grade Unit: ppmIntercept: 12 mView all details
Link to this fact

Identity

Hole ID
S023
Project
Santo Tomás
Commodity
silver
Region
mexico
Reported Region
mexico
Ticker
OCO

Geometry

Grade
2.58
Grade Unit
ppm
Intercept
12 m
From
319 m
To
331 m
Intercept Depth
319 m

Classification

Sample Type
drill
Group ID
S023:319-331
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
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-05-21T00:00:00.000Z

Reasoning: Expanded from assay table: 2.58 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

“2.58”

Context: S023

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

S024†Santo Tomás · copperGrade: 0.2Grade Unit: %Intercept: 20 mView all details
Link to this fact

Identity

Hole ID
S024†
Project
Santo Tomás
Commodity
copper
Region
mexico
Reported Region
mexico
Ticker
OCO

Geometry

Grade
0.2
Grade Unit
%
Intercept
20 m
From
112 m
To
132 m
Intercept Depth
112 m

Classification

Sample Type
drill
Group ID
S024†:112-132
Mining Method
open_pit

QA/QC

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

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-05-21T00:00:00.000Z

Reasoning: Expanded from assay table. 0.2 % copper is below against the default band [2.5, 1, 0.5, 0.25] %. Grade×width 4.0 %·m is below.

Negative factors

  • 0.2 % copper is below the weak threshold (0.25 %) on the default band.
  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“0.20”

Context: S024†

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

S024†Santo Tomás · molybdenumGrade: 0.003Grade Unit: %Intercept: 20 mView all details
Link to this fact

Identity

Hole ID
S024†
Project
Santo Tomás
Commodity
molybdenum
Region
mexico
Reported Region
mexico
Ticker
OCO

Geometry

Grade
0.003
Grade Unit
%
Intercept
20 m
From
112 m
To
132 m
Intercept Depth
112 m

Classification

Sample Type
drill
Group ID
S024†:112-132
Mining Method
open_pit

QA/QC

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

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-05-21T00:00:00.000Z

Reasoning: Expanded from assay table: 0.003 % 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

“0.003”

Context: S024†

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

S024†Santo Tomás · goldGrade: 0.007Grade Unit: ppmIntercept: 20 mView all details
Link to this fact

Identity

Hole ID
S024†
Project
Santo Tomás
Commodity
gold
Region
mexico
Reported Region
mexico
Ticker
OCO

Geometry

Grade
0.007
Grade Unit
ppm
Intercept
20 m
From
112 m
To
132 m
Intercept Depth
112 m

Classification

Sample Type
drill
Group ID
S024†:112-132
Mining Method
open_pit

QA/QC

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

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-05-21T00:00:00.000Z

Reasoning: Expanded from assay table: 0.007 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

“0.007”

Context: S024†

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

S024†Santo Tomás · silverGrade: 1.33Grade Unit: ppmIntercept: 20 mView all details
Link to this fact

Identity

Hole ID
S024†
Project
Santo Tomás
Commodity
silver
Region
mexico
Reported Region
mexico
Ticker
OCO

Geometry

Grade
1.33
Grade Unit
ppm
Intercept
20 m
From
112 m
To
132 m
Intercept Depth
112 m

Classification

Sample Type
drill
Group ID
S024†:112-132
Mining Method
open_pit

QA/QC

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

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-05-21T00:00:00.000Z

Reasoning: Expanded from assay table: 1.33 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

“1.33”

Context: S024†

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

S024†Santo Tomás · copperGrade: 0.25Grade Unit: %Intercept: 61.28 mView all details
Link to this fact

Identity

Hole ID
S024†
Project
Santo Tomás
Commodity
copper
Region
mexico
Reported Region
mexico
Ticker
OCO

Geometry

Grade
0.25
Grade Unit
%
Intercept
61.28 m
From
140 m
To
201.28 m
Intercept Depth
140 m

Classification

Sample Type
drill
Group ID
S024†:140-201.28
Mining Method
open_pit

QA/QC

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

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-05-21T00:00:00.000Z

Reasoning: Expanded from assay table. 0.25 % copper is weak against the default band [2.5, 1, 0.5, 0.25] %. Grade×width 15.3 %·m is below (grade alone is weak; the better of the two is used).

Negative factors

  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“0.25”

Context: S024†

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

S024†Santo Tomás · molybdenumGrade: 0.011Grade Unit: %Intercept: 61.28 mView all details
Link to this fact

Identity

Hole ID
S024†
Project
Santo Tomás
Commodity
molybdenum
Region
mexico
Reported Region
mexico
Ticker
OCO

Geometry

Grade
0.011
Grade Unit
%
Intercept
61.28 m
From
140 m
To
201.28 m
Intercept Depth
140 m

Classification

Sample Type
drill
Group ID
S024†:140-201.28
Mining Method
open_pit

QA/QC

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

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-05-21T00:00:00.000Z

Reasoning: Expanded from assay table: 0.011 % 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

“0.011”

Context: S024†

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

S024†Santo Tomás · goldGrade: 0.008Grade Unit: ppmIntercept: 61.28 mView all details
Link to this fact

Identity

Hole ID
S024†
Project
Santo Tomás
Commodity
gold
Region
mexico
Reported Region
mexico
Ticker
OCO

Geometry

Grade
0.008
Grade Unit
ppm
Intercept
61.28 m
From
140 m
To
201.28 m
Intercept Depth
140 m

Classification

Sample Type
drill
Group ID
S024†:140-201.28
Mining Method
open_pit

QA/QC

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

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-05-21T00:00:00.000Z

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: S024†

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

S024†Santo Tomás · silverGrade: 1.88Grade Unit: ppmIntercept: 61.28 mView all details
Link to this fact

Identity

Hole ID
S024†
Project
Santo Tomás
Commodity
silver
Region
mexico
Reported Region
mexico
Ticker
OCO

Geometry

Grade
1.88
Grade Unit
ppm
Intercept
61.28 m
From
140 m
To
201.28 m
Intercept Depth
140 m

Classification

Sample Type
drill
Group ID
S024†:140-201.28
Mining Method
open_pit

QA/QC

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

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-05-21T00:00:00.000Z

Reasoning: Expanded from assay table: 1.88 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

“1.88”

Context: S024†

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.