Andina Copper Reports 232m at 0.68% Cu, 75ppm Mo from 38m

Original announcement by tmx on

Company
Andina Copper Corporation
Ticker
ANDC
Exchange
TSX
Region
Chocó, Colombia
Primary commodity
Copper
Secondary commodities
Molybdenum, Silver
Document categories
Drill results, Other
Extracted
2026-09-15 10:51:23 UTC

Analysis by Minestarters Atlas

Minestarters Atlas analysis

Summary

Andina Copper reported a significant step-out drill intercept of 232m at 0.68% Cu and 75ppm Mo from hole CDH006 at the Cobrasco Project in Colombia. The results confirm the northwest extension of the mineralized porphyry system, which remains open in all directions.

Reasoning: Significant step-out drill intercept (232m @ 0.68% Cu) confirms extension of the Cobrasco Central porphyry system.

Positive factors

  • Step-out extension confirmed
  • High-grade Cu-Mo intercept
  • Continuity of mineralization demonstrated
  • QA/QC disclosed

Negative factors

  • Apparent width only

Facts used in scoring: 9

Classification and evidence

Step-Out Extensionpositive

Mineralization extended beyond the previously known limit.

Why it applies: CDH006 is the first hole from a new step-out drill pad testing the NW extension.

Evidence · text

“the first hole from a new step-out drill pad at the Cobrasco Project”

QA/QC Disclosedpositive

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

Why it applies: Release details sampling intervals, core handling, and use of an accredited ALS laboratory.

Evidence · text

“core samples were sent to the ALS preparation facility in Medellin, an accredited laboratory”

Apparent Width Onlynegative

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

Why it applies: Note 2 explicitly states interval widths are measured down-hole and uncorrected.

Evidence · text

“Interval widths are measured down-hole and uncorrected. They do not necessarily represent true widths”

Extracted facts

Stored fact records: 9. Some facts used in scoring do not have a stored record.

Drill Results (9)

CDH006Cobrasco · copperGrade: 0.68Grade Unit: %Intercept: 232 mView all details
Link to this fact

Identity

Hole ID
CDH006
Project
Cobrasco
Commodity
copper
Region
colombia
Reported Region
colombia
Ticker
ANDC

Geometry

Grade
0.68
Grade Unit
%
Intercept
232 m
From
38 m
To
270 m
Hole Depth
138 m
Intercept Depth
38 m

Classification

Deposit Type
porphyry
Program
exploration
Sample Type
drill
Group ID
CDH006:38-270
Mining Method
open_pit

Location

Loc. Confidence
medium

QA/QC

Laboratory
ALS
Lab Certified
Yes
QP Signed
Yes
QA/QC Methods
standards

Compositing

Cutoff Grade
0.2
Cutoff Unit
% Cu
Dilution Disclosed
Yes
Max Dilution
10 m

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-04-14T00:00:00.000Z

Reasoning: Significant Cu intercept in a step-out hole.

Positive factors

  • Strong grade for porphyry

Negative factors

  • Apparent width only

Evidence · text

“232m @ 0.68% Cu, 75ppm Mo from 38m”

Tags used in scoring

No QA/QC Disclosurenegative

Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.

Why it applies: qaqc_disclosed is not true

Compositing Transparentpositive

Cut-off grade and internal dilution rules are clearly stated for reported intervals.

Why it applies: cutoff_grade and internal dilution are both stated

CDH006Cobrasco · molybdenumGrade: 75Grade Unit: ppmIntercept: 232 mView all details
Link to this fact

Identity

Hole ID
CDH006
Project
Cobrasco
Commodity
molybdenum
Region
colombia
Reported Region
colombia
Ticker
ANDC

Geometry

Grade
75
Grade Unit
ppm
Intercept
232 m
From
38 m
To
270 m
Hole Depth
138 m
Intercept Depth
38 m

Classification

Deposit Type
porphyry
Program
exploration
Sample Type
drill
Group ID
CDH006:38-270
Mining Method
open_pit

Location

Loc. Confidence
medium

QA/QC

Laboratory
ALS
Lab Certified
Yes
QP Signed
Yes
QA/QC Methods
standards

Compositing

Cutoff Grade
0.2
Cutoff Unit
% Cu
Dilution Disclosed
Yes
Max Dilution
10 m

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-04-14T00:00:00.000Z

Reasoning: Significant Mo grade accompanying Cu intercept.

Positive factors

  • Co-product with high grade Cu

Evidence · text

“232m @ 0.68% Cu, 75ppm Mo from 38m”

Tags used in scoring

No QA/QC Disclosurenegative

Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.

Why it applies: qaqc_disclosed is not true

Compositing Transparentpositive

Cut-off grade and internal dilution rules are clearly stated for reported intervals.

Why it applies: cutoff_grade and internal dilution are both stated

CDH006Cobrasco · silverGrade: 2Grade Unit: g/tIntercept: 232 mView all details
Link to this fact

Identity

Hole ID
CDH006
Project
Cobrasco
Commodity
silver
Region
colombia
Reported Region
colombia
Ticker
ANDC

Geometry

Grade
2
Grade Unit
g/t
Intercept
232 m
From
38 m
To
270 m
Hole Depth
138 m
Intercept Depth
38 m

Classification

Deposit Type
porphyry
Program
exploration
Sample Type
drill
Group ID
CDH006:38-270
Mining Method
open_pit

Location

Loc. Confidence
medium

QA/QC

Laboratory
ALS
Lab Certified
Yes
QP Signed
Yes
QA/QC Methods
standards

Compositing

Cutoff Grade
0.2
Cutoff Unit
% Cu
Dilution Disclosed
Yes
Max Dilution
10 m

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-04-14T00:00:00.000Z

Reasoning: Trace silver credit.

Evidence · text

“232m @ 0.68% Cu, 75ppm Mo, 2.0g/t Ag from 38m”

Tags used in scoring

No QA/QC Disclosurenegative

Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.

Why it applies: qaqc_disclosed is not true

Compositing Transparentpositive

Cut-off grade and internal dilution rules are clearly stated for reported intervals.

Why it applies: cutoff_grade and internal dilution are both stated

CDH006Cobrasco · copperGrade: 0.51Grade Unit: %Intercept: 336 mView all details
Link to this fact

Identity

Hole ID
CDH006
Project
Cobrasco
Commodity
copper
Region
colombia
Reported Region
colombia
Ticker
ANDC

Geometry

Grade
0.51
Grade Unit
%
Intercept
336 m
From
38 m
To
374 m
Hole Depth
138 m
Intercept Depth
38 m

Classification

Deposit Type
porphyry
Program
exploration
Sample Type
drill
Group ID
CDH006:38-374
Mining Method
open_pit

Location

Loc. Confidence
medium

QA/QC

Laboratory
ALS
Lab Certified
Yes
QP Signed
Yes
QA/QC Methods
standards

Compositing

Dilution Disclosed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-04-14T00:00:00.000Z

Reasoning: Sub-interval of the main intercept.

Evidence · text

“336m @ 0.51% Cu, 53ppm Mo, 1.50g/t Ag”

Tags used in scoring

No QA/QC Disclosurenegative

Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.

Why it applies: qaqc_disclosed is not 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

CDH006Cobrasco · molybdenumGrade: 53Grade Unit: ppmIntercept: 336 mView all details
Link to this fact

Identity

Hole ID
CDH006
Project
Cobrasco
Commodity
molybdenum
Region
colombia
Reported Region
colombia
Ticker
ANDC

Geometry

Grade
53
Grade Unit
ppm
Intercept
336 m
From
38 m
To
374 m
Hole Depth
138 m
Intercept Depth
38 m

Classification

Deposit Type
porphyry
Program
exploration
Sample Type
drill
Group ID
CDH006:38-374
Mining Method
open_pit

Location

Loc. Confidence
medium

QA/QC

Laboratory
ALS
Lab Certified
Yes
QP Signed
Yes
QA/QC Methods
standards

Compositing

Dilution Disclosed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-04-14T00:00:00.000Z

Reasoning: Sub-interval Mo grade.

Evidence · text

“336m @ 0.51% Cu, 53ppm Mo, 1.50g/t Ag”

Tags used in scoring

No QA/QC Disclosurenegative

Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.

Why it applies: qaqc_disclosed is not 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

CDH006Cobrasco · silverGrade: 1.5Grade Unit: g/tIntercept: 336 mView all details
Link to this fact

Identity

Hole ID
CDH006
Project
Cobrasco
Commodity
silver
Region
colombia
Reported Region
colombia
Ticker
ANDC

Geometry

Grade
1.5
Grade Unit
g/t
Intercept
336 m
From
38 m
To
374 m
Hole Depth
138 m
Intercept Depth
38 m

Classification

Deposit Type
porphyry
Program
exploration
Sample Type
drill
Group ID
CDH006:38-374
Mining Method
open_pit

Location

Loc. Confidence
medium

QA/QC

Laboratory
ALS
Lab Certified
Yes
QP Signed
Yes
QA/QC Methods
standards

Compositing

Dilution Disclosed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-04-14T00:00:00.000Z

Reasoning: Sub-interval Ag credit.

Evidence · text

“336m @ 0.51% Cu, 53ppm Mo, 1.50g/t Ag”

Tags used in scoring

No QA/QC Disclosurenegative

Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.

Why it applies: qaqc_disclosed is not 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

CDH006Cobrasco · copperGrade: 0.42Grade Unit: %Intercept: 486 mView all details
Link to this fact

Identity

Hole ID
CDH006
Project
Cobrasco
Commodity
copper
Region
colombia
Reported Region
colombia
Ticker
ANDC

Geometry

Grade
0.42
Grade Unit
%
Intercept
486 m
From
38 m
To
524 m
Hole Depth
138 m
Intercept Depth
38 m

Classification

Deposit Type
porphyry
Program
exploration
Sample Type
drill
Group ID
CDH006:38-524
Mining Method
open_pit

Location

Loc. Confidence
medium

QA/QC

Laboratory
ALS
Lab Certified
Yes
QP Signed
Yes
QA/QC Methods
standards

Compositing

Dilution Disclosed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-04-14T00:00:00.000Z

Reasoning: Broad intercept confirming continuity.

Evidence · text

“486m @ 0.42% Cu, 51ppm Mo, 1.20g/t Ag”

Tags used in scoring

No QA/QC Disclosurenegative

Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.

Why it applies: qaqc_disclosed is not 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

CDH006Cobrasco · molybdenumGrade: 51Grade Unit: ppmIntercept: 486 mView all details
Link to this fact

Identity

Hole ID
CDH006
Project
Cobrasco
Commodity
molybdenum
Region
colombia
Reported Region
colombia
Ticker
ANDC

Geometry

Grade
51
Grade Unit
ppm
Intercept
486 m
From
38 m
To
524 m
Hole Depth
138 m
Intercept Depth
38 m

Classification

Deposit Type
porphyry
Program
exploration
Sample Type
drill
Group ID
CDH006:38-524
Mining Method
open_pit

Location

Loc. Confidence
medium

QA/QC

Laboratory
ALS
Lab Certified
Yes
QP Signed
Yes
QA/QC Methods
standards

Compositing

Dilution Disclosed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-04-14T00:00:00.000Z

Reasoning: Broad intercept Mo grade.

Evidence · text

“486m @ 0.42% Cu, 51ppm Mo, 1.20g/t Ag”

Tags used in scoring

No QA/QC Disclosurenegative

Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.

Why it applies: qaqc_disclosed is not 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

CDH006Cobrasco · silverGrade: 1.2Grade Unit: g/tIntercept: 486 mView all details
Link to this fact

Identity

Hole ID
CDH006
Project
Cobrasco
Commodity
silver
Region
colombia
Reported Region
colombia
Ticker
ANDC

Geometry

Grade
1.2
Grade Unit
g/t
Intercept
486 m
From
38 m
To
524 m
Hole Depth
138 m
Intercept Depth
38 m

Classification

Deposit Type
porphyry
Program
exploration
Sample Type
drill
Group ID
CDH006:38-524
Mining Method
open_pit

Location

Loc. Confidence
medium

QA/QC

Laboratory
ALS
Lab Certified
Yes
QP Signed
Yes
QA/QC Methods
standards

Compositing

Dilution Disclosed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-04-14T00:00:00.000Z

Reasoning: Broad intercept Ag credit.

Evidence · text

“486m @ 0.42% Cu, 51ppm Mo, 1.20g/t Ag”

Tags used in scoring

No QA/QC Disclosurenegative

Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.

Why it applies: qaqc_disclosed is not 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.