RETRANSMISSION: South Pit Drilling Continues to Intersect High Grade Mineralization, Cotabambas Project, Peru

Original announcement by tmx on

Company
Panoro Minerals Ltd.
Ticker
PML
Exchange
TSX
Region
Peru
Primary commodity
Copper
Secondary commodities
Gold, Silver, Molybdenum
Document categories
Drill results
Extracted
2026-09-14 18:27:14 UTC

Analysis by Minestarters Atlas

Minestarters Atlas analysis

Summary

Panoro Minerals announced new drill results from holes CB-229 and CB-230 at its Cotabambas Project in Peru, which continue to intersect significant copper-gold-molybdenum mineralization. The drilling extends the known high-grade mineralization from surface to over 1,100 meters depth and along 600 meters of strike, with intercepts including 808.15 meters at 0.31% CuEq in CB-230. The program also identified Endoskarn mineralization for the first time, suggesting potential for massive skarn deposits, and confirms the project's potential for significant resource growth.

Reasoning: New drill results from CB-229 and CB-230 confirm significant extensions of copper-gold-molybdenum porphyry mineralization at the Cotabambas project, demonstrating continuity over large vertical and strike extents, and identifying new skarn potential, despite individual metal grades being moderate. The long intercepts and extension of mineralization are highly material.

Positive factors

  • Long intercepts
  • Step-Out Extension
  • Vertical continuity
  • Widening at depth
  • New skarn mineralization identified
  • QA/QC Disclosed

Negative factors

  • Apparent Width Only
  • Individual metal grades generally below project average

Facts used in scoring: 48

Extracted facts

Stored fact records: 48. Some facts used in scoring do not have a stored record.

Drill Results (48)

CB-229Cotabambas · copperGrade: 0.14Grade Unit: %Intercept: 303.3 mView all details
Link to this fact

Identity

Hole ID
CB-229
Project
Cotabambas
Commodity
copper
Region
peru
Reported Region
peru
Ticker
PML

Geometry

Grade
0.14
Grade Unit
%
Intercept
303.3 m
From
349.9 m
To
653.2 m
Intercept Depth
349.9 m

Classification

Deposit Type
porphyry
Program
mixed
Sample Type
drill
Group ID
CB-229:349.9-653.2
Mining Method
open_pit

Location

Location
South Pit
Loc. Source
document

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
Lab Certified
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Metal Eq. Grade
0.25
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-09-08T00:00:00.000Z

Reasoning: A 303.3m intercept of 0.14% Cu (0.25% CuEq) in a porphyry setting is a significant length, extending mineralization, though the copper grade is moderate compared to project averages.

Positive factors

  • Long intercepts
  • Step-Out Extension
  • QA/QC Disclosed

Negative factors

  • Apparent Width Only
  • Grade below project average

Evidence · table

“0.14”

Context: 303.30

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 "mixed"

CB-229Cotabambas · goldGrade: 0.13Grade Unit: g/tIntercept: 303.3 mView all details
Link to this fact

Identity

Hole ID
CB-229
Project
Cotabambas
Commodity
gold
Region
peru
Reported Region
peru
Ticker
PML

Geometry

Grade
0.13
Grade Unit
g/t
Intercept
303.3 m
From
349.9 m
To
653.2 m
Intercept Depth
349.9 m

Classification

Deposit Type
porphyry
Program
mixed
Sample Type
drill
Group ID
CB-229:349.9-653.2
Mining Method
open_pit

Location

Location
South Pit
Loc. Source
document

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
Lab Certified
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Metal Eq. Grade
0.25
Metal Eq. Unit
% Cu-Eq
Assumptions Disclosed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-09-08T00:00:00.000Z

Reasoning: A 303.3m intercept of 0.13 g/t Au is a significant length for gold mineralization in a porphyry, but the grade is low compared to project averages.

Positive factors

  • Long intercepts
  • Step-Out Extension
  • QA/QC Disclosed

Negative factors

  • Apparent Width Only
  • Grade below project average

Evidence · table

“0.13”

Context: 303.30

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 "mixed"

CB-229Cotabambas · silverGrade: 1.3Grade Unit: g/tIntercept: 303.3 mView all details
Link to this fact

Identity

Hole ID
CB-229
Project
Cotabambas
Commodity
silver
Region
peru
Reported Region
peru
Ticker
PML

Geometry

Grade
1.3
Grade Unit
g/t
Intercept
303.3 m
From
349.9 m
To
653.2 m
Intercept Depth
349.9 m

Classification

Deposit Type
porphyry
Program
mixed
Sample Type
drill
Group ID
CB-229:349.9-653.2
Mining Method
open_pit

Location

Location
South Pit
Loc. Source
document

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
Lab Certified
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Metal Eq. Grade
0.25
Metal Eq. Unit
% Cu-Eq
Assumptions Disclosed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-09-08T00:00:00.000Z

Reasoning: A 303.3m intercept of 1.30 g/t Ag is a significant length for silver mineralization in a porphyry, but the grade is low compared to project averages.

Positive factors

  • Long intercepts
  • Step-Out Extension
  • QA/QC Disclosed

Negative factors

  • Apparent Width Only
  • Grade below project average

Evidence · table

“1.30”

Context: 303.30

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 "mixed"

CB-229Cotabambas · molybdenumGrade: 0.002Grade Unit: %Intercept: 303.3 mView all details
Link to this fact

Identity

Hole ID
CB-229
Project
Cotabambas
Commodity
molybdenum
Region
peru
Reported Region
peru
Ticker
PML

Geometry

Grade
0.002
Grade Unit
%
Intercept
303.3 m
From
349.9 m
To
653.2 m
Intercept Depth
349.9 m

Classification

Deposit Type
porphyry
Program
mixed
Sample Type
drill
Group ID
CB-229:349.9-653.2
Mining Method
open_pit

Location

Location
South Pit
Loc. Source
document

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
Lab Certified
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Metal Eq. Grade
0.25
Metal Eq. Unit
% Cu-Eq
Assumptions Disclosed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-09-08T00:00:00.000Z

Reasoning: A 303.3m intercept of 0.0020% Mo is a significant length for molybdenum mineralization in a porphyry, contributing to the overall metal equivalent.

Positive factors

  • Long intercepts
  • Step-Out Extension
  • QA/QC Disclosed

Negative factors

  • Apparent Width Only

Evidence · table

“0.0020”

Context: 303.30

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 "mixed"

CB-229Cotabambas · copperGrade: 0.27Grade Unit: %Intercept: 69.9 mView all details
Link to this fact

Identity

Hole ID
CB-229
Project
Cotabambas
Commodity
copper
Region
peru
Reported Region
peru
Ticker
PML

Geometry

Grade
0.27
Grade Unit
%
Intercept
69.9 m
From
507.6 m
To
577.5 m
Intercept Depth
349.9 m

Classification

Deposit Type
porphyry
Program
mixed
Sample Type
drill
Group ID
CB-229:507.6-577.5
Mining Method
open_pit

Location

Location
South Pit
Loc. Source
document

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
Lab Certified
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Metal Eq. Grade
0.52
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-09-08T00:00:00.000Z

Reasoning: A 69.9m intercept of 0.27% Cu (0.52% CuEq) is a good grade and length for a porphyry system, indicating a higher-grade zone within the broader mineralization.

Positive factors

  • Good grade for porphyry
  • Significant length
  • QA/QC Disclosed

Negative factors

  • Apparent Width Only

Evidence · table

“0.27”

Context: 69.90

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 "mixed"

CB-229Cotabambas · goldGrade: 0.32Grade Unit: g/tIntercept: 69.9 mView all details
Link to this fact

Identity

Hole ID
CB-229
Project
Cotabambas
Commodity
gold
Region
peru
Reported Region
peru
Ticker
PML

Geometry

Grade
0.32
Grade Unit
g/t
Intercept
69.9 m
From
507.6 m
To
577.5 m
Intercept Depth
349.9 m

Classification

Deposit Type
porphyry
Program
mixed
Sample Type
drill
Group ID
CB-229:507.6-577.5
Mining Method
open_pit

Location

Location
South Pit
Loc. Source
document

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
Lab Certified
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Metal Eq. Grade
0.52
Metal Eq. Unit
% Cu-Eq
Assumptions Disclosed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-09-08T00:00:00.000Z

Reasoning: A 69.9m intercept of 0.32 g/t Au is a good grade and length for gold in a porphyry system, contributing to the higher-grade zone.

Positive factors

  • Good grade for porphyry
  • Significant length
  • QA/QC Disclosed

Negative factors

  • Apparent Width Only

Evidence · table

“0.32”

Context: 69.90

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 "mixed"

CB-229Cotabambas · silverGrade: 1.83Grade Unit: g/tIntercept: 69.9 mView all details
Link to this fact

Identity

Hole ID
CB-229
Project
Cotabambas
Commodity
silver
Region
peru
Reported Region
peru
Ticker
PML

Geometry

Grade
1.83
Grade Unit
g/t
Intercept
69.9 m
From
507.6 m
To
577.5 m
Intercept Depth
349.9 m

Classification

Deposit Type
porphyry
Program
mixed
Sample Type
drill
Group ID
CB-229:507.6-577.5
Mining Method
open_pit

Location

Location
South Pit
Loc. Source
document

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
Lab Certified
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Metal Eq. Grade
0.52
Metal Eq. Unit
% Cu-Eq
Assumptions Disclosed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-09-08T00:00:00.000Z

Reasoning: A 69.9m intercept of 1.83 g/t Ag is a good grade and length for silver in a porphyry system, contributing to the higher-grade zone.

Positive factors

  • Good grade for porphyry
  • Significant length
  • QA/QC Disclosed

Negative factors

  • Apparent Width Only

Evidence · table

“1.83”

Context: 69.90

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 "mixed"

CB-229Cotabambas · molybdenumGrade: 0.0015Grade Unit: %Intercept: 69.9 mView all details
Link to this fact

Identity

Hole ID
CB-229
Project
Cotabambas
Commodity
molybdenum
Region
peru
Reported Region
peru
Ticker
PML

Geometry

Grade
0.0015
Grade Unit
%
Intercept
69.9 m
From
507.6 m
To
577.5 m
Intercept Depth
349.9 m

Classification

Deposit Type
porphyry
Program
mixed
Sample Type
drill
Group ID
CB-229:507.6-577.5
Mining Method
open_pit

Location

Location
South Pit
Loc. Source
document

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
Lab Certified
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Metal Eq. Grade
0.52
Metal Eq. Unit
% Cu-Eq
Assumptions Disclosed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-09-08T00:00:00.000Z

Reasoning: A 69.9m intercept of 0.0015% Mo contributes to the overall metal equivalent of this higher-grade zone.

Positive factors

  • Significant length
  • QA/QC Disclosed

Negative factors

  • Apparent Width Only

Evidence · table

“0.0015”

Context: 69.90

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 "mixed"

CB-230Cotabambas · copperGrade: 0.22Grade Unit: %Intercept: 808.15 mView all details
Link to this fact

Identity

Hole ID
CB-230
Project
Cotabambas
Commodity
copper
Region
peru
Reported Region
peru
Ticker
PML

Geometry

Grade
0.22
Grade Unit
%
Intercept
808.15 m
From
296.35 m
To
1104.5 m
Intercept Depth
296.35 m

Classification

Deposit Type
porphyry
Program
mixed
Sample Type
drill
Group ID
CB-230:296.35-1104.5
Mining Method
open_pit

Location

Location
South Pit
Loc. Source
document

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
Lab Certified
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Metal Eq. Grade
0.31
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-09-08T00:00:00.000Z

Reasoning: An 808.15m intercept of 0.22% Cu (0.31% CuEq) is an exceptionally long intercept for a porphyry, significantly extending mineralization at depth and along strike, despite the moderate copper grade.

Positive factors

  • Exceptional length
  • Step-Out Extension
  • Vertical continuity
  • QA/QC Disclosed

Negative factors

  • Apparent Width Only
  • Grade below project average

Evidence · table

“0.22”

Context: 808.15

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

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 "mixed"

CB-230Cotabambas · goldGrade: 0.1Grade Unit: g/tIntercept: 808.15 mView all details
Link to this fact

Identity

Hole ID
CB-230
Project
Cotabambas
Commodity
gold
Region
peru
Reported Region
peru
Ticker
PML

Geometry

Grade
0.1
Grade Unit
g/t
Intercept
808.15 m
From
296.35 m
To
1104.5 m
Intercept Depth
296.35 m

Classification

Deposit Type
porphyry
Program
mixed
Sample Type
drill
Group ID
CB-230:296.35-1104.5
Mining Method
open_pit

Location

Location
South Pit
Loc. Source
document

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
Lab Certified
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Metal Eq. Grade
0.31
Metal Eq. Unit
% Cu-Eq
Assumptions Disclosed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-09-08T00:00:00.000Z

Reasoning: An 808.15m intercept of 0.10 g/t Au is an exceptionally long intercept for gold mineralization in a porphyry, indicating broad distribution, though the grade is low.

Positive factors

  • Exceptional length
  • Step-Out Extension
  • Vertical continuity
  • QA/QC Disclosed

Negative factors

  • Apparent Width Only
  • Grade below project average

Evidence · table

“0.10”

Context: 808.15

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

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 "mixed"

CB-230Cotabambas · silverGrade: 1.53Grade Unit: g/tIntercept: 808.15 mView all details
Link to this fact

Identity

Hole ID
CB-230
Project
Cotabambas
Commodity
silver
Region
peru
Reported Region
peru
Ticker
PML

Geometry

Grade
1.53
Grade Unit
g/t
Intercept
808.15 m
From
296.35 m
To
1104.5 m
Intercept Depth
296.35 m

Classification

Deposit Type
porphyry
Program
mixed
Sample Type
drill
Group ID
CB-230:296.35-1104.5
Mining Method
open_pit

Location

Location
South Pit
Loc. Source
document

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
Lab Certified
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Metal Eq. Grade
0.31
Metal Eq. Unit
% Cu-Eq
Assumptions Disclosed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-09-08T00:00:00.000Z

Reasoning: An 808.15m intercept of 1.53 g/t Ag is an exceptionally long intercept for silver mineralization in a porphyry, indicating broad distribution, though the grade is low.

Positive factors

  • Exceptional length
  • Step-Out Extension
  • Vertical continuity
  • QA/QC Disclosed

Negative factors

  • Apparent Width Only
  • Grade below project average

Evidence · table

“1.53”

Context: 808.15

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

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 "mixed"

CB-230Cotabambas · molybdenumGrade: 0.0037Grade Unit: %Intercept: 808.15 mView all details
Link to this fact

Identity

Hole ID
CB-230
Project
Cotabambas
Commodity
molybdenum
Region
peru
Reported Region
peru
Ticker
PML

Geometry

Grade
0.0037
Grade Unit
%
Intercept
808.15 m
From
296.35 m
To
1104.5 m
Intercept Depth
296.35 m

Classification

Deposit Type
porphyry
Program
mixed
Sample Type
drill
Group ID
CB-230:296.35-1104.5
Mining Method
open_pit

Location

Location
South Pit
Loc. Source
document

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
Lab Certified
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Metal Eq. Grade
0.31
Metal Eq. Unit
% Cu-Eq
Assumptions Disclosed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-09-08T00:00:00.000Z

Reasoning: An 808.15m intercept of 0.0037% Mo is an exceptionally long intercept for molybdenum mineralization in a porphyry, contributing to the overall metal equivalent.

Positive factors

  • Exceptional length
  • Step-Out Extension
  • Vertical continuity
  • QA/QC Disclosed

Negative factors

  • Apparent Width Only

Evidence · table

“0.0037”

Context: 808.15

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

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 "mixed"

CB-230Cotabambas · copperGrade: 0.21Grade Unit: %Intercept: 616.05 mView all details
Link to this fact

Identity

Hole ID
CB-230
Project
Cotabambas
Commodity
copper
Region
peru
Reported Region
peru
Ticker
PML

Geometry

Grade
0.21
Grade Unit
%
Intercept
616.05 m
From
296.35 m
To
912.4 m
Intercept Depth
296.35 m

Classification

Deposit Type
porphyry
Program
mixed
Sample Type
drill
Group ID
CB-230:296.35-912.4
Mining Method
open_pit

Location

Location
South Pit
Loc. Source
document

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
Lab Certified
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Metal Eq. Grade
0.31
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-09-08T00:00:00.000Z

Reasoning: A 616.05m intercept of 0.21% Cu (0.31% CuEq) is an exceptionally long sub-interval, confirming broad mineralization within the main porphyry system.

Positive factors

  • Exceptional length
  • Step-Out Extension
  • QA/QC Disclosed

Negative factors

  • Apparent Width Only
  • Grade below project average

Evidence · table

“0.21”

Context: 616.05

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 "mixed"

CB-230Cotabambas · goldGrade: 0.12Grade Unit: g/tIntercept: 616.05 mView all details
Link to this fact

Identity

Hole ID
CB-230
Project
Cotabambas
Commodity
gold
Region
peru
Reported Region
peru
Ticker
PML

Geometry

Grade
0.12
Grade Unit
g/t
Intercept
616.05 m
From
296.35 m
To
912.4 m
Intercept Depth
296.35 m

Classification

Deposit Type
porphyry
Program
mixed
Sample Type
drill
Group ID
CB-230:296.35-912.4
Mining Method
open_pit

Location

Location
South Pit
Loc. Source
document

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
Lab Certified
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Metal Eq. Grade
0.31
Metal Eq. Unit
% Cu-Eq
Assumptions Disclosed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-09-08T00:00:00.000Z

Reasoning: A 616.05m intercept of 0.12 g/t Au is an exceptionally long sub-interval for gold mineralization, indicating broad distribution.

Positive factors

  • Exceptional length
  • Step-Out Extension
  • QA/QC Disclosed

Negative factors

  • Apparent Width Only
  • Grade below project average

Evidence · table

“0.12”

Context: 616.05

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 "mixed"

CB-230Cotabambas · silverGrade: 1.66Grade Unit: g/tIntercept: 616.05 mView all details
Link to this fact

Identity

Hole ID
CB-230
Project
Cotabambas
Commodity
silver
Region
peru
Reported Region
peru
Ticker
PML

Geometry

Grade
1.66
Grade Unit
g/t
Intercept
616.05 m
From
296.35 m
To
912.4 m
Intercept Depth
296.35 m

Classification

Deposit Type
porphyry
Program
mixed
Sample Type
drill
Group ID
CB-230:296.35-912.4
Mining Method
open_pit

Location

Location
South Pit
Loc. Source
document

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
Lab Certified
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Metal Eq. Grade
0.31
Metal Eq. Unit
% Cu-Eq
Assumptions Disclosed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-09-08T00:00:00.000Z

Reasoning: A 616.05m intercept of 1.66 g/t Ag is an exceptionally long sub-interval for silver mineralization, indicating broad distribution.

Positive factors

  • Exceptional length
  • Step-Out Extension
  • QA/QC Disclosed

Negative factors

  • Apparent Width Only
  • Grade below project average

Evidence · table

“1.66”

Context: 616.05

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 "mixed"

CB-230Cotabambas · molybdenumGrade: 0.0018Grade Unit: %Intercept: 616.05 mView all details
Link to this fact

Identity

Hole ID
CB-230
Project
Cotabambas
Commodity
molybdenum
Region
peru
Reported Region
peru
Ticker
PML

Geometry

Grade
0.0018
Grade Unit
%
Intercept
616.05 m
From
296.35 m
To
912.4 m
Intercept Depth
296.35 m

Classification

Deposit Type
porphyry
Program
mixed
Sample Type
drill
Group ID
CB-230:296.35-912.4
Mining Method
open_pit

Location

Location
South Pit
Loc. Source
document

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
Lab Certified
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Metal Eq. Grade
0.31
Metal Eq. Unit
% Cu-Eq
Assumptions Disclosed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-09-08T00:00:00.000Z

Reasoning: A 616.05m intercept of 0.0018% Mo is an exceptionally long sub-interval for molybdenum mineralization, contributing to the overall metal equivalent.

Positive factors

  • Exceptional length
  • Step-Out Extension
  • QA/QC Disclosed

Negative factors

  • Apparent Width Only

Evidence · table

“0.0018”

Context: 616.05

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 "mixed"

CB-230Cotabambas · copperGrade: 0.25Grade Unit: %Intercept: 192.1 mView all details
Link to this fact

Identity

Hole ID
CB-230
Project
Cotabambas
Commodity
copper
Region
peru
Reported Region
peru
Ticker
PML

Geometry

Grade
0.25
Grade Unit
%
Intercept
192.1 m
From
912.4 m
To
1104.5 m
Intercept Depth
296.35 m

Classification

Deposit Type
porphyry
Program
mixed
Sample Type
drill
Group ID
CB-230:912.4-1104.5
Mining Method
open_pit

Location

Location
South Pit
Loc. Source
document

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
Lab Certified
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Metal Eq. Grade
0.32
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-09-08T00:00:00.000Z

Reasoning: A 192.1m intercept of 0.25% Cu (0.32% CuEq) at depth is a significant length, extending mineralization within the Main Porphyry Stock.

Positive factors

  • Long intercepts
  • Step-Out Extension
  • Vertical continuity
  • QA/QC Disclosed

Negative factors

  • Apparent Width Only
  • Grade below project average

Evidence · table

“0.25”

Context: 192.10

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

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 "mixed"

CB-230Cotabambas · goldGrade: 0.06Grade Unit: g/tIntercept: 192.1 mView all details
Link to this fact

Identity

Hole ID
CB-230
Project
Cotabambas
Commodity
gold
Region
peru
Reported Region
peru
Ticker
PML

Geometry

Grade
0.06
Grade Unit
g/t
Intercept
192.1 m
From
912.4 m
To
1104.5 m
Intercept Depth
296.35 m

Classification

Deposit Type
porphyry
Program
mixed
Sample Type
drill
Group ID
CB-230:912.4-1104.5
Mining Method
open_pit

Location

Location
South Pit
Loc. Source
document

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
Lab Certified
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Metal Eq. Grade
0.32
Metal Eq. Unit
% Cu-Eq
Assumptions Disclosed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-09-08T00:00:00.000Z

Reasoning: A 192.1m intercept of 0.06 g/t Au at depth is a significant length for gold mineralization, though the grade is low.

Positive factors

  • Long intercepts
  • Step-Out Extension
  • Vertical continuity
  • QA/QC Disclosed

Negative factors

  • Apparent Width Only
  • Grade below project average

Evidence · table

“0.06”

Context: 192.10

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

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 "mixed"

CB-230Cotabambas · silverGrade: 1.11Grade Unit: g/tIntercept: 192.1 mView all details
Link to this fact

Identity

Hole ID
CB-230
Project
Cotabambas
Commodity
silver
Region
peru
Reported Region
peru
Ticker
PML

Geometry

Grade
1.11
Grade Unit
g/t
Intercept
192.1 m
From
912.4 m
To
1104.5 m
Intercept Depth
296.35 m

Classification

Deposit Type
porphyry
Program
mixed
Sample Type
drill
Group ID
CB-230:912.4-1104.5
Mining Method
open_pit

Location

Location
South Pit
Loc. Source
document

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
Lab Certified
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Metal Eq. Grade
0.32
Metal Eq. Unit
% Cu-Eq
Assumptions Disclosed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-09-08T00:00:00.000Z

Reasoning: A 192.1m intercept of 1.11 g/t Ag at depth is a significant length for silver mineralization, though the grade is low.

Positive factors

  • Long intercepts
  • Step-Out Extension
  • Vertical continuity
  • QA/QC Disclosed

Negative factors

  • Apparent Width Only
  • Grade below project average

Evidence · table

“1.11”

Context: 192.10

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

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 "mixed"

CB-230Cotabambas · molybdenumGrade: 0.0098Grade Unit: %Intercept: 192.1 mView all details
Link to this fact

Identity

Hole ID
CB-230
Project
Cotabambas
Commodity
molybdenum
Region
peru
Reported Region
peru
Ticker
PML

Geometry

Grade
0.0098
Grade Unit
%
Intercept
192.1 m
From
912.4 m
To
1104.5 m
Intercept Depth
296.35 m

Classification

Deposit Type
porphyry
Program
mixed
Sample Type
drill
Group ID
CB-230:912.4-1104.5
Mining Method
open_pit

Location

Location
South Pit
Loc. Source
document

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
Lab Certified
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Metal Eq. Grade
0.32
Metal Eq. Unit
% Cu-Eq
Assumptions Disclosed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-09-08T00:00:00.000Z

Reasoning: A 192.1m intercept of 0.0098% Mo at depth is a significant length and a relatively higher molybdenum grade, contributing positively to the overall metal equivalent.

Positive factors

  • Long intercepts
  • Step-Out Extension
  • Vertical continuity
  • QA/QC Disclosed

Negative factors

  • Apparent Width Only

Evidence · table

“0.0098”

Context: 192.10

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

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 "mixed"

CB-230Cotabambas · copperGrade: 0.32Grade Unit: %Intercept: 240.15 mView all details
Link to this fact

Identity

Hole ID
CB-230
Project
Cotabambas
Commodity
copper
Region
peru
Reported Region
peru
Ticker
PML

Geometry

Grade
0.32
Grade Unit
%
Intercept
240.15 m
From
582.45 m
To
822.6 m
Intercept Depth
296.35 m

Classification

Deposit Type
porphyry
Program
mixed
Sample Type
drill
Group ID
CB-230:582.45-822.6
Mining Method
open_pit

Location

Location
South Pit
Loc. Source
document

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
Lab Certified
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Metal Eq. Grade
0.46
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-09-08T00:00:00.000Z

Reasoning: A 240.15m intercept of 0.32% Cu (0.46% CuEq) is a long and good-grade sub-interval, indicating a significant higher-grade zone within the porphyry.

Positive factors

  • Long intercepts
  • Good grade for porphyry
  • Step-Out Extension
  • QA/QC Disclosed

Negative factors

  • Apparent Width Only

Evidence · table

“0.32”

Context: 240.15

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

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 "mixed"

CB-230Cotabambas · goldGrade: 0.18Grade Unit: g/tIntercept: 240.15 mView all details
Link to this fact

Identity

Hole ID
CB-230
Project
Cotabambas
Commodity
gold
Region
peru
Reported Region
peru
Ticker
PML

Geometry

Grade
0.18
Grade Unit
g/t
Intercept
240.15 m
From
582.45 m
To
822.6 m
Intercept Depth
296.35 m

Classification

Deposit Type
porphyry
Program
mixed
Sample Type
drill
Group ID
CB-230:582.45-822.6
Mining Method
open_pit

Location

Location
South Pit
Loc. Source
document

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
Lab Certified
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Metal Eq. Grade
0.46
Metal Eq. Unit
% Cu-Eq
Assumptions Disclosed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-09-08T00:00:00.000Z

Reasoning: A 240.15m intercept of 0.18 g/t Au is a long and good-grade sub-interval for gold in a porphyry system, contributing to the higher-grade zone.

Positive factors

  • Long intercepts
  • Good grade for porphyry
  • Step-Out Extension
  • QA/QC Disclosed

Negative factors

  • Apparent Width Only

Evidence · table

“0.18”

Context: 240.15

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

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 "mixed"

CB-230Cotabambas · silverGrade: 2.55Grade Unit: g/tIntercept: 240.15 mView all details
Link to this fact

Identity

Hole ID
CB-230
Project
Cotabambas
Commodity
silver
Region
peru
Reported Region
peru
Ticker
PML

Geometry

Grade
2.55
Grade Unit
g/t
Intercept
240.15 m
From
582.45 m
To
822.6 m
Intercept Depth
296.35 m

Classification

Deposit Type
porphyry
Program
mixed
Sample Type
drill
Group ID
CB-230:582.45-822.6
Mining Method
open_pit

Location

Location
South Pit
Loc. Source
document

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
Lab Certified
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Metal Eq. Grade
0.46
Metal Eq. Unit
% Cu-Eq
Assumptions Disclosed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-09-08T00:00:00.000Z

Reasoning: A 240.15m intercept of 2.55 g/t Ag is a long and good-grade sub-interval for silver in a porphyry system, contributing to the higher-grade zone.

Positive factors

  • Long intercepts
  • Good grade for porphyry
  • Step-Out Extension
  • QA/QC Disclosed

Negative factors

  • Apparent Width Only

Evidence · table

“2.55”

Context: 240.15

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

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 "mixed"

CB-230Cotabambas · molybdenumGrade: 0.0017Grade Unit: %Intercept: 240.15 mView all details
Link to this fact

Identity

Hole ID
CB-230
Project
Cotabambas
Commodity
molybdenum
Region
peru
Reported Region
peru
Ticker
PML

Geometry

Grade
0.0017
Grade Unit
%
Intercept
240.15 m
From
582.45 m
To
822.6 m
Intercept Depth
296.35 m

Classification

Deposit Type
porphyry
Program
mixed
Sample Type
drill
Group ID
CB-230:582.45-822.6
Mining Method
open_pit

Location

Location
South Pit
Loc. Source
document

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
Lab Certified
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Metal Eq. Grade
0.46
Metal Eq. Unit
% Cu-Eq
Assumptions Disclosed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-09-08T00:00:00.000Z

Reasoning: A 240.15m intercept of 0.0017% Mo contributes to the overall metal equivalent of this significant sub-interval.

Positive factors

  • Long intercepts
  • Step-Out Extension
  • QA/QC Disclosed

Negative factors

  • Apparent Width Only

Evidence · table

“0.0017”

Context: 240.15

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

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 "mixed"

CB-230Cotabambas · copperGrade: 0.38Grade Unit: %Intercept: 156.5 mView all details
Link to this fact

Identity

Hole ID
CB-230
Project
Cotabambas
Commodity
copper
Region
peru
Reported Region
peru
Ticker
PML

Geometry

Grade
0.38
Grade Unit
%
Intercept
156.5 m
From
582.45 m
To
738.95 m
Intercept Depth
296.35 m

Classification

Deposit Type
porphyry
Program
mixed
Sample Type
drill
Group ID
CB-230:582.45-738.95
Mining Method
open_pit

Location

Location
South Pit
Loc. Source
document

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
Lab Certified
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Metal Eq. Grade
0.55
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-09-08T00:00:00.000Z

Reasoning: A 156.5m intercept of 0.38% Cu (0.55% CuEq) is a strong grade and length for a porphyry, indicating a significant higher-grade zone.

Positive factors

  • Good grade for porphyry
  • Significant length
  • Step-Out Extension
  • QA/QC Disclosed

Negative factors

  • Apparent Width Only

Evidence · table

“0.38”

Context: 156.50

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 "mixed"

CB-230Cotabambas · goldGrade: 0.22Grade Unit: g/tIntercept: 156.5 mView all details
Link to this fact

Identity

Hole ID
CB-230
Project
Cotabambas
Commodity
gold
Region
peru
Reported Region
peru
Ticker
PML

Geometry

Grade
0.22
Grade Unit
g/t
Intercept
156.5 m
From
582.45 m
To
738.95 m
Intercept Depth
296.35 m

Classification

Deposit Type
porphyry
Program
mixed
Sample Type
drill
Group ID
CB-230:582.45-738.95
Mining Method
open_pit

Location

Location
South Pit
Loc. Source
document

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
Lab Certified
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Metal Eq. Grade
0.55
Metal Eq. Unit
% Cu-Eq
Assumptions Disclosed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-09-08T00:00:00.000Z

Reasoning: A 156.5m intercept of 0.22 g/t Au is a good grade and length for gold in a porphyry system, contributing to the higher-grade zone.

Positive factors

  • Good grade for porphyry
  • Significant length
  • Step-Out Extension
  • QA/QC Disclosed

Negative factors

  • Apparent Width Only

Evidence · table

“0.22”

Context: 156.50

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 "mixed"

CB-230Cotabambas · silverGrade: 2.95Grade Unit: g/tIntercept: 156.5 mView all details
Link to this fact

Identity

Hole ID
CB-230
Project
Cotabambas
Commodity
silver
Region
peru
Reported Region
peru
Ticker
PML

Geometry

Grade
2.95
Grade Unit
g/t
Intercept
156.5 m
From
582.45 m
To
738.95 m
Intercept Depth
296.35 m

Classification

Deposit Type
porphyry
Program
mixed
Sample Type
drill
Group ID
CB-230:582.45-738.95
Mining Method
open_pit

Location

Location
South Pit
Loc. Source
document

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
Lab Certified
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Metal Eq. Grade
0.55
Metal Eq. Unit
% Cu-Eq
Assumptions Disclosed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-09-08T00:00:00.000Z

Reasoning: A 156.5m intercept of 2.95 g/t Ag is a good grade and length for silver in a porphyry system, contributing to the higher-grade zone.

Positive factors

  • Good grade for porphyry
  • Significant length
  • Step-Out Extension
  • QA/QC Disclosed

Negative factors

  • Apparent Width Only

Evidence · table

“2.95”

Context: 156.50

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 "mixed"

CB-230Cotabambas · molybdenumGrade: 0.0007Grade Unit: %Intercept: 156.5 mView all details
Link to this fact

Identity

Hole ID
CB-230
Project
Cotabambas
Commodity
molybdenum
Region
peru
Reported Region
peru
Ticker
PML

Geometry

Grade
0.0007
Grade Unit
%
Intercept
156.5 m
From
582.45 m
To
738.95 m
Intercept Depth
296.35 m

Classification

Deposit Type
porphyry
Program
mixed
Sample Type
drill
Group ID
CB-230:582.45-738.95
Mining Method
open_pit

Location

Location
South Pit
Loc. Source
document

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
Lab Certified
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Metal Eq. Grade
0.55
Metal Eq. Unit
% Cu-Eq
Assumptions Disclosed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-09-08T00:00:00.000Z

Reasoning: A 156.5m intercept of 0.0007% Mo contributes to the overall metal equivalent of this significant sub-interval.

Positive factors

  • Significant length
  • Step-Out Extension
  • QA/QC Disclosed

Negative factors

  • Apparent Width Only

Evidence · table

“0.0007”

Context: 156.50

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 "mixed"

CB-230Cotabambas · copperGrade: 0.57Grade Unit: %Intercept: 48.1 mView all details
Link to this fact

Identity

Hole ID
CB-230
Project
Cotabambas
Commodity
copper
Region
peru
Reported Region
peru
Ticker
PML

Geometry

Grade
0.57
Grade Unit
%
Intercept
48.1 m
From
690.85 m
To
738.95 m
Intercept Depth
296.35 m

Classification

Deposit Type
porphyry
Program
mixed
Sample Type
drill
Group ID
CB-230:690.85-738.95
Mining Method
open_pit

Location

Location
South Pit
Loc. Source
document

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
Lab Certified
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Metal Eq. Grade
0.76
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-09-08T00:00:00.000Z

Reasoning: A 48.1m intercept of 0.57% Cu (0.76% CuEq) is a strong grade and good length for a porphyry, representing a high-grade core within the broader mineralization.

Positive factors

  • Strong grade for porphyry
  • Significant length
  • Step-Out Extension
  • QA/QC Disclosed

Negative factors

  • Apparent Width Only

Evidence · table

“0.57”

Context: 48.10

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

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 "mixed"

CB-230Cotabambas · goldGrade: 0.25Grade Unit: g/tIntercept: 48.1 mView all details
Link to this fact

Identity

Hole ID
CB-230
Project
Cotabambas
Commodity
gold
Region
peru
Reported Region
peru
Ticker
PML

Geometry

Grade
0.25
Grade Unit
g/t
Intercept
48.1 m
From
690.85 m
To
738.95 m
Intercept Depth
296.35 m

Classification

Deposit Type
porphyry
Program
mixed
Sample Type
drill
Group ID
CB-230:690.85-738.95
Mining Method
open_pit

Location

Location
South Pit
Loc. Source
document

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
Lab Certified
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Metal Eq. Grade
0.76
Metal Eq. Unit
% Cu-Eq
Assumptions Disclosed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-09-08T00:00:00.000Z

Reasoning: A 48.1m intercept of 0.25 g/t Au is a good grade and length for gold in a porphyry system, contributing to the high-grade core.

Positive factors

  • Good grade for porphyry
  • Significant length
  • Step-Out Extension
  • QA/QC Disclosed

Negative factors

  • Apparent Width Only

Evidence · table

“0.25”

Context: 48.10

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

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 "mixed"

CB-230Cotabambas · silverGrade: 4.08Grade Unit: g/tIntercept: 48.1 mView all details
Link to this fact

Identity

Hole ID
CB-230
Project
Cotabambas
Commodity
silver
Region
peru
Reported Region
peru
Ticker
PML

Geometry

Grade
4.08
Grade Unit
g/t
Intercept
48.1 m
From
690.85 m
To
738.95 m
Intercept Depth
296.35 m

Classification

Deposit Type
porphyry
Program
mixed
Sample Type
drill
Group ID
CB-230:690.85-738.95
Mining Method
open_pit

Location

Location
South Pit
Loc. Source
document

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
Lab Certified
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Metal Eq. Grade
0.76
Metal Eq. Unit
% Cu-Eq
Assumptions Disclosed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-09-08T00:00:00.000Z

Reasoning: A 48.1m intercept of 4.08 g/t Ag is a good grade and length for silver in a porphyry system, contributing to the high-grade core.

Positive factors

  • Good grade for porphyry
  • Significant length
  • Step-Out Extension
  • QA/QC Disclosed

Negative factors

  • Apparent Width Only

Evidence · table

“4.08”

Context: 48.10

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

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 "mixed"

CB-230Cotabambas · molybdenumGrade: 0.0005Grade Unit: %Intercept: 48.1 mView all details
Link to this fact

Identity

Hole ID
CB-230
Project
Cotabambas
Commodity
molybdenum
Region
peru
Reported Region
peru
Ticker
PML

Geometry

Grade
0.0005
Grade Unit
%
Intercept
48.1 m
From
690.85 m
To
738.95 m
Intercept Depth
296.35 m

Classification

Deposit Type
porphyry
Program
mixed
Sample Type
drill
Group ID
CB-230:690.85-738.95
Mining Method
open_pit

Location

Location
South Pit
Loc. Source
document

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
Lab Certified
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Metal Eq. Grade
0.76
Metal Eq. Unit
% Cu-Eq
Assumptions Disclosed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-09-08T00:00:00.000Z

Reasoning: A 48.1m intercept of 0.0005% Mo contributes to the overall metal equivalent of this high-grade sub-interval.

Positive factors

  • Significant length
  • Step-Out Extension
  • QA/QC Disclosed

Negative factors

  • Apparent Width Only

Evidence · table

“0.0005”

Context: 48.10

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

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 "mixed"

CB-230Cotabambas · copperGrade: 0.27Grade Unit: %Intercept: 33.9 mView all details
Link to this fact

Identity

Hole ID
CB-230
Project
Cotabambas
Commodity
copper
Region
peru
Reported Region
peru
Ticker
PML

Geometry

Grade
0.27
Grade Unit
%
Intercept
33.9 m
From
998.95 m
To
1032.85 m
Intercept Depth
296.35 m

Classification

Deposit Type
skarn
Program
mixed
Sample Type
drill
Group ID
CB-230:998.95-1032.85
Mining Method
open_pit

Location

Location
South Pit
Loc. Source
document

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
Lab Certified
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Metal Eq. Grade
0.33
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-09-08T00:00:00.000Z

Reasoning: A 33.9m intercept of 0.27% Cu (0.33% CuEq) in Endoskarn is a significant finding, indicating new mineralization style and potential for high-grade skarn deposits.

Positive factors

  • New skarn mineralization identified
  • Significant length
  • Step-Out Extension
  • QA/QC Disclosed

Negative factors

  • Apparent Width Only

Evidence · table

“0.27”

Context: 33.90

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 "mixed"

CB-230Cotabambas · goldGrade: 0.07Grade Unit: g/tIntercept: 33.9 mView all details
Link to this fact

Identity

Hole ID
CB-230
Project
Cotabambas
Commodity
gold
Region
peru
Reported Region
peru
Ticker
PML

Geometry

Grade
0.07
Grade Unit
g/t
Intercept
33.9 m
From
998.95 m
To
1032.85 m
Intercept Depth
296.35 m

Classification

Deposit Type
skarn
Program
mixed
Sample Type
drill
Group ID
CB-230:998.95-1032.85
Mining Method
open_pit

Location

Location
South Pit
Loc. Source
document

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
Lab Certified
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Metal Eq. Grade
0.33
Metal Eq. Unit
% Cu-Eq
Assumptions Disclosed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-09-08T00:00:00.000Z

Reasoning: A 33.9m intercept of 0.07 g/t Au in Endoskarn is a significant finding, indicating new mineralization style and potential for high-grade skarn deposits.

Positive factors

  • New skarn mineralization identified
  • Significant length
  • Step-Out Extension
  • QA/QC Disclosed

Negative factors

  • Apparent Width Only

Evidence · table

“0.07”

Context: 33.90

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 "mixed"

CB-230Cotabambas · silverGrade: 0.99Grade Unit: g/tIntercept: 33.9 mView all details
Link to this fact

Identity

Hole ID
CB-230
Project
Cotabambas
Commodity
silver
Region
peru
Reported Region
peru
Ticker
PML

Geometry

Grade
0.99
Grade Unit
g/t
Intercept
33.9 m
From
998.95 m
To
1032.85 m
Intercept Depth
296.35 m

Classification

Deposit Type
skarn
Program
mixed
Sample Type
drill
Group ID
CB-230:998.95-1032.85
Mining Method
open_pit

Location

Location
South Pit
Loc. Source
document

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
Lab Certified
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Metal Eq. Grade
0.33
Metal Eq. Unit
% Cu-Eq
Assumptions Disclosed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-09-08T00:00:00.000Z

Reasoning: A 33.9m intercept of 0.99 g/t Ag in Endoskarn is a significant finding, indicating new mineralization style and potential for high-grade skarn deposits.

Positive factors

  • New skarn mineralization identified
  • Significant length
  • Step-Out Extension
  • QA/QC Disclosed

Negative factors

  • Apparent Width Only

Evidence · table

“0.99”

Context: 33.90

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 "mixed"

CB-230Cotabambas · molybdenumGrade: 0.0076Grade Unit: %Intercept: 33.9 mView all details
Link to this fact

Identity

Hole ID
CB-230
Project
Cotabambas
Commodity
molybdenum
Region
peru
Reported Region
peru
Ticker
PML

Geometry

Grade
0.0076
Grade Unit
%
Intercept
33.9 m
From
998.95 m
To
1032.85 m
Intercept Depth
296.35 m

Classification

Deposit Type
skarn
Program
mixed
Sample Type
drill
Group ID
CB-230:998.95-1032.85
Mining Method
open_pit

Location

Location
South Pit
Loc. Source
document

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
Lab Certified
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Metal Eq. Grade
0.33
Metal Eq. Unit
% Cu-Eq
Assumptions Disclosed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-09-08T00:00:00.000Z

Reasoning: A 33.9m intercept of 0.0076% Mo in Endoskarn is a significant finding, indicating new mineralization style and potential for high-grade skarn deposits, with a relatively higher molybdenum grade.

Positive factors

  • New skarn mineralization identified
  • Significant length
  • Step-Out Extension
  • QA/QC Disclosed

Negative factors

  • Apparent Width Only

Evidence · table

“0.0076”

Context: 33.90

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 "mixed"

CB-230Cotabambas · copperGrade: 0.31Grade Unit: %Intercept: 39.2 mView all details
Link to this fact

Identity

Hole ID
CB-230
Project
Cotabambas
Commodity
copper
Region
peru
Reported Region
peru
Ticker
PML

Geometry

Grade
0.31
Grade Unit
%
Intercept
39.2 m
From
1065.3 m
To
1104.5 m
Intercept Depth
296.35 m

Classification

Deposit Type
porphyry
Program
mixed
Sample Type
drill
Group ID
CB-230:1065.3-1104.5
Mining Method
open_pit

Location

Location
South Pit
Loc. Source
document

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
Lab Certified
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

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

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-09-08T00:00:00.000Z

Reasoning: A 39.2m intercept of 0.31% Cu (0.36% CuEq) at the bottom of the hole indicates mineralization remains open at depth, which is a positive for resource expansion.

Positive factors

  • Significant length
  • Step-Out Extension
  • Vertical continuity
  • QA/QC Disclosed

Negative factors

  • Apparent Width Only

Evidence · table

“0.31”

Context: 39.2

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

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 "mixed"

CB-230Cotabambas · goldGrade: 0.07Grade Unit: g/tIntercept: 39.2 mView all details
Link to this fact

Identity

Hole ID
CB-230
Project
Cotabambas
Commodity
gold
Region
peru
Reported Region
peru
Ticker
PML

Geometry

Grade
0.07
Grade Unit
g/t
Intercept
39.2 m
From
1065.3 m
To
1104.5 m
Intercept Depth
296.35 m

Classification

Deposit Type
porphyry
Program
mixed
Sample Type
drill
Group ID
CB-230:1065.3-1104.5
Mining Method
open_pit

Location

Location
South Pit
Loc. Source
document

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
Lab Certified
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Metal Eq. Grade
0.36
Metal Eq. Unit
% Cu-Eq
Assumptions Disclosed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-09-08T00:00:00.000Z

Reasoning: A 39.2m intercept of 0.07 g/t Au at the bottom of the hole indicates mineralization remains open at depth, which is a positive for resource expansion.

Positive factors

  • Significant length
  • Step-Out Extension
  • Vertical continuity
  • QA/QC Disclosed

Negative factors

  • Apparent Width Only

Evidence · table

“0.07”

Context: 39.2

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

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 "mixed"

CB-230Cotabambas · silverGrade: 1.06Grade Unit: g/tIntercept: 39.2 mView all details
Link to this fact

Identity

Hole ID
CB-230
Project
Cotabambas
Commodity
silver
Region
peru
Reported Region
peru
Ticker
PML

Geometry

Grade
1.06
Grade Unit
g/t
Intercept
39.2 m
From
1065.3 m
To
1104.5 m
Intercept Depth
296.35 m

Classification

Deposit Type
porphyry
Program
mixed
Sample Type
drill
Group ID
CB-230:1065.3-1104.5
Mining Method
open_pit

Location

Location
South Pit
Loc. Source
document

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
Lab Certified
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Metal Eq. Grade
0.36
Metal Eq. Unit
% Cu-Eq
Assumptions Disclosed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-09-08T00:00:00.000Z

Reasoning: A 39.2m intercept of 1.06 g/t Ag at the bottom of the hole indicates mineralization remains open at depth, which is a positive for resource expansion.

Positive factors

  • Significant length
  • Step-Out Extension
  • Vertical continuity
  • QA/QC Disclosed

Negative factors

  • Apparent Width Only

Evidence · table

“1.06”

Context: 39.2

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

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 "mixed"

CB-230Cotabambas · molybdenumGrade: 0.0034Grade Unit: %Intercept: 39.2 mView all details
Link to this fact

Identity

Hole ID
CB-230
Project
Cotabambas
Commodity
molybdenum
Region
peru
Reported Region
peru
Ticker
PML

Geometry

Grade
0.0034
Grade Unit
%
Intercept
39.2 m
From
1065.3 m
To
1104.5 m
Intercept Depth
296.35 m

Classification

Deposit Type
porphyry
Program
mixed
Sample Type
drill
Group ID
CB-230:1065.3-1104.5
Mining Method
open_pit

Location

Location
South Pit
Loc. Source
document

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
Lab Certified
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Metal Eq. Grade
0.36
Metal Eq. Unit
% Cu-Eq
Assumptions Disclosed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-09-08T00:00:00.000Z

Reasoning: A 39.2m intercept of 0.0034% Mo at the bottom of the hole indicates mineralization remains open at depth, which is a positive for resource expansion.

Positive factors

  • Significant length
  • Step-Out Extension
  • Vertical continuity
  • QA/QC Disclosed

Negative factors

  • Apparent Width Only

Evidence · table

“0.0034”

Context: 39.2

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

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 "mixed"

CB-228Cotabambas · copperGrade: 0.36Grade Unit: %Intercept: 487.4 mHistorical resultNeeds review: historical_restatementView all details
Link to this fact

Identity

Hole ID
CB-228
Project
Cotabambas
Commodity
copper
Region
peru
Reported Region
peru
Ticker
PML

Geometry

Grade
0.36
Grade Unit
%
Intercept
487.4 m
From
349.65 m
To
837.05 m
Intercept Depth
349.65 m

Classification

Deposit Type
porphyry
Program
mixed
Sample Type
drill
Group ID
CB-228:349.65-837.05
Mining Method
open_pit

Location

Location
South Pit
Loc. Source
document

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
Lab Certified
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Metal Eq. Grade
0.8
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
Yes
Review Reason
historical_restatement
Interp. Status
scored
Historical
Yes
Historical Source Date
2026-06-08T00:00:00.000Z

Dates

Event date
2026-09-08T00:00:00.000Z

Reasoning: This is a re-release of a previously announced 487.4m intercept of 0.36% Cu (0.80% CuEq), which is a very strong result for a porphyry, but has low novelty.

Positive factors

  • Exceptional length
  • Good grade for porphyry
  • QA/QC Disclosed

Negative factors

  • Apparent Width Only
  • Stale Data Re-release

Evidence · text

“487.40 m averaging 0.80% CuEq 2 (0.36% Cu, 0.34 g/t Au and 2.56 g/t Ag) starting at 349.65 m downhole”

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

Stale Data Re-releasenegative

Historical results re-announced with no new assays or reinterpretation — low genuine novelty.

Why it applies: the fact restates a prior release

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "mixed"

CB-228Cotabambas · goldGrade: 0.34Grade Unit: g/tIntercept: 487.4 mHistorical resultNeeds review: historical_restatementView all details
Link to this fact

Identity

Hole ID
CB-228
Project
Cotabambas
Commodity
gold
Region
peru
Reported Region
peru
Ticker
PML

Geometry

Grade
0.34
Grade Unit
g/t
Intercept
487.4 m
From
349.65 m
To
837.05 m
Intercept Depth
349.65 m

Classification

Deposit Type
porphyry
Program
mixed
Sample Type
drill
Group ID
CB-228:349.65-837.05
Mining Method
open_pit

Location

Location
South Pit
Loc. Source
document

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
Lab Certified
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Assumptions Disclosed
Yes

Review

Needs Review
Yes
Review Reason
historical_restatement
Interp. Status
scored
Historical
Yes
Historical Source Date
2026-06-08T00:00:00.000Z

Dates

Event date
2026-09-08T00:00:00.000Z

Reasoning: This is a re-release of a previously announced 487.4m intercept of 0.34 g/t Au, which is a very strong result for gold in a porphyry, but has low novelty.

Positive factors

  • Exceptional length
  • Good grade for porphyry
  • QA/QC Disclosed

Negative factors

  • Apparent Width Only
  • Stale Data Re-release

Evidence · text

“487.40 m averaging 0.80% CuEq 2 (0.36% Cu, 0.34 g/t Au and 2.56 g/t Ag) starting at 349.65 m downhole”

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

Stale Data Re-releasenegative

Historical results re-announced with no new assays or reinterpretation — low genuine novelty.

Why it applies: the fact restates a prior release

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "mixed"

CB-228Cotabambas · silverGrade: 2.56Grade Unit: g/tIntercept: 487.4 mHistorical resultNeeds review: historical_restatementView all details
Link to this fact

Identity

Hole ID
CB-228
Project
Cotabambas
Commodity
silver
Region
peru
Reported Region
peru
Ticker
PML

Geometry

Grade
2.56
Grade Unit
g/t
Intercept
487.4 m
From
349.65 m
To
837.05 m
Intercept Depth
349.65 m

Classification

Deposit Type
porphyry
Program
mixed
Sample Type
drill
Group ID
CB-228:349.65-837.05
Mining Method
open_pit

Location

Location
South Pit
Loc. Source
document

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
Lab Certified
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Assumptions Disclosed
Yes

Review

Needs Review
Yes
Review Reason
historical_restatement
Interp. Status
scored
Historical
Yes
Historical Source Date
2026-06-08T00:00:00.000Z

Dates

Event date
2026-09-08T00:00:00.000Z

Reasoning: This is a re-release of a previously announced 487.4m intercept of 2.56 g/t Ag, which is a very strong result for silver in a porphyry, but has low novelty.

Positive factors

  • Exceptional length
  • Good grade for porphyry
  • QA/QC Disclosed

Negative factors

  • Apparent Width Only
  • Stale Data Re-release

Evidence · text

“487.40 m averaging 0.80% CuEq 2 (0.36% Cu, 0.34 g/t Au and 2.56 g/t Ag) starting at 349.65 m downhole”

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

Stale Data Re-releasenegative

Historical results re-announced with no new assays or reinterpretation — low genuine novelty.

Why it applies: the fact restates a prior release

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "mixed"

CB-228Cotabambas · copperGrade: 0.65Grade Unit: %Intercept: 162 mHistorical resultNeeds review: historical_restatementView all details
Link to this fact

Identity

Hole ID
CB-228
Project
Cotabambas
Commodity
copper
Region
peru
Reported Region
peru
Ticker
PML

Geometry

Grade
0.65
Grade Unit
%
Intercept
162 m

Classification

Deposit Type
porphyry
Program
mixed
Sample Type
drill
Group ID
CB-228:unknown-unknown
Mining Method
open_pit

Location

Location
South Pit
Loc. Source
document

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
Lab Certified
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Metal Eq. Grade
1.54
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
Yes
Review Reason
historical_restatement
Interp. Status
scored
Historical
Yes
Historical Source Date
2026-06-08T00:00:00.000Z

Dates

Event date
2026-09-08T00:00:00.000Z

Reasoning: This is a re-release of a previously announced 162m intercept of 0.65% Cu (1.54% CuEq), which is an exceptional result for a porphyry, but has low novelty.

Positive factors

  • Exceptional length
  • Exceptional grade for porphyry
  • QA/QC Disclosed

Negative factors

  • Apparent Width Only
  • Stale Data Re-release

Evidence · text

“162 m averaging 1.54% CuEq 2 (0.65% Cu, 0.70 g/t Au and 4.24 g/t Ag)”

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

Stale Data Re-releasenegative

Historical results re-announced with no new assays or reinterpretation — low genuine novelty.

Why it applies: the fact restates a prior release

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "mixed"

CB-228Cotabambas · goldGrade: 0.7Grade Unit: g/tIntercept: 162 mHistorical resultNeeds review: historical_restatementView all details
Link to this fact

Identity

Hole ID
CB-228
Project
Cotabambas
Commodity
gold
Region
peru
Reported Region
peru
Ticker
PML

Geometry

Grade
0.7
Grade Unit
g/t
Intercept
162 m

Classification

Deposit Type
porphyry
Program
mixed
Sample Type
drill
Group ID
CB-228:unknown-unknown
Mining Method
open_pit

Location

Location
South Pit
Loc. Source
document

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
Lab Certified
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Assumptions Disclosed
Yes

Review

Needs Review
Yes
Review Reason
historical_restatement
Interp. Status
scored
Historical
Yes
Historical Source Date
2026-06-08T00:00:00.000Z

Dates

Event date
2026-09-08T00:00:00.000Z

Reasoning: This is a re-release of a previously announced 162m intercept of 0.70 g/t Au, which is a very strong result for gold in a porphyry, but has low novelty.

Positive factors

  • Exceptional length
  • Strong grade for porphyry
  • QA/QC Disclosed

Negative factors

  • Apparent Width Only
  • Stale Data Re-release

Evidence · text

“162 m averaging 1.54% CuEq 2 (0.65% Cu, 0.70 g/t Au and 4.24 g/t Ag)”

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

Stale Data Re-releasenegative

Historical results re-announced with no new assays or reinterpretation — low genuine novelty.

Why it applies: the fact restates a prior release

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "mixed"

CB-228Cotabambas · silverGrade: 4.24Grade Unit: g/tIntercept: 162 mHistorical resultNeeds review: historical_restatementView all details
Link to this fact

Identity

Hole ID
CB-228
Project
Cotabambas
Commodity
silver
Region
peru
Reported Region
peru
Ticker
PML

Geometry

Grade
4.24
Grade Unit
g/t
Intercept
162 m

Classification

Deposit Type
porphyry
Program
mixed
Sample Type
drill
Group ID
CB-228:unknown-unknown
Mining Method
open_pit

Location

Location
South Pit
Loc. Source
document

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
Lab Certified
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Assumptions Disclosed
Yes

Review

Needs Review
Yes
Review Reason
historical_restatement
Interp. Status
scored
Historical
Yes
Historical Source Date
2026-06-08T00:00:00.000Z

Dates

Event date
2026-09-08T00:00:00.000Z

Reasoning: This is a re-release of a previously announced 162m intercept of 4.24 g/t Ag, which is a very strong result for silver in a porphyry, but has low novelty.

Positive factors

  • Exceptional length
  • Strong grade for porphyry
  • QA/QC Disclosed

Negative factors

  • Apparent Width Only
  • Stale Data Re-release

Evidence · text

“162 m averaging 1.54% CuEq 2 (0.65% Cu, 0.70 g/t Au and 4.24 g/t Ag)”

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

Stale Data Re-releasenegative

Historical results re-announced with no new assays or reinterpretation — low genuine novelty.

Why it applies: the fact restates a prior release

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "mixed"

CB-229Cotabambas · copperGrade: 0.24Grade Unit: %Intercept: 1.5 mView all details
Link to this fact

Identity

Hole ID
CB-229
Project
Cotabambas
Commodity
copper
Region
peru
Reported Region
peru
Ticker
PML

Geometry

Grade
0.24
Grade Unit
%
Intercept
1.5 m

Classification

Deposit Type
porphyry
Program
mixed
Sample Type
drill
Group ID
CB-229:unknown-unknown
Mining Method
open_pit

Location

Location
South Pit
Loc. Source
document

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
Lab Certified
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Metal Eq. Grade
4.43
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-09-08T00:00:00.000Z

Reasoning: A 1.5m intercept of 0.24% Cu (4.43% CuEq) is an exceptionally high-grade interval, indicating very rich mineralization, though over a narrow width.

Positive factors

  • Bonanza Intercept
  • Exceptional grade for porphyry
  • QA/QC Disclosed

Negative factors

  • Apparent Width Only
  • Narrow interval

Evidence · text

“1.5m averaging 4.43% CuEq (0.24% Cu and 5.22 g/t Au, 3.77 g/t Ag)”

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 "mixed"

CB-229Cotabambas · goldGrade: 5.22Grade Unit: g/tIntercept: 1.5 mView all details
Link to this fact

Identity

Hole ID
CB-229
Project
Cotabambas
Commodity
gold
Region
peru
Reported Region
peru
Ticker
PML

Geometry

Grade
5.22
Grade Unit
g/t
Intercept
1.5 m

Classification

Deposit Type
porphyry
Program
mixed
Sample Type
drill
Group ID
CB-229:unknown-unknown
Mining Method
open_pit

Location

Location
South Pit
Loc. Source
document

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
Lab Certified
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Assumptions Disclosed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-09-08T00:00:00.000Z

Reasoning: A 1.5m intercept of 5.22 g/t Au is an exceptionally high-grade interval, indicating very rich gold mineralization, though over a narrow width.

Positive factors

  • Bonanza Intercept
  • Exceptional grade for porphyry
  • QA/QC Disclosed

Negative factors

  • Apparent Width Only
  • Narrow interval

Evidence · text

“1.5m averaging 4.43% CuEq (0.24% Cu and 5.22 g/t Au, 3.77 g/t Ag)”

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 "mixed"

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.