Andina Copper Reports 620 m @ 0.45% Cu, 79 ppm Mo from 62 m, including 146 m @ 0.76% Cu, 107 ppm Mo
Original announcement by tmx on
- Company
- Andina Copper Corporation
- Ticker
- ANDC
- Exchange
- TSX
- Region
- Chocó, Colombia
- Primary commodity
- Copper
- Secondary commodities
- Molybdenum, Gold, Silver
- Document categories
- Drill results
- Extracted
- 2026-09-15 10:54:35 UTC
Analysis by Minestarters Atlas
Minestarters Atlas analysis
Summary
Andina Copper has reported significant copper-molybdenum drill intercepts from hole CDH004 at the Cobrasco project in Colombia, including a 620 m intercept at 0.45% Cu. The results support the potential for a large-scale porphyry deposit, with step-out drilling currently underway to expand the mineralized footprint.
Reasoning: The release reports significant, wide, high-grade copper-molybdenum intercepts in a maiden drilling program, validating the scale of the Cobrasco system.
Positive factors
- Significant wide intercepts of Cu-Mo mineralization
- Strong copper mineralization in CDH005
- Potential for large-scale porphyry deposit
Negative factors
- Low copper grades in phreatomagmatic breccias at depth
Facts used in scoring: 6
Classification and evidence
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: Release details ALS laboratory, sampling intervals, and QA/QC procedures.
Evidence · text
“All sampling was conducted in nominal 2m intervals... sent to the ALS preparation facility in Medellin, an accredited laboratory”
Step-Out Extensionpositive
Mineralization extended beyond the previously known limit.
Why it applies: CDH005 and CDH006 are described as step-out holes to expand the footprint.
Evidence · text
“CDH005 was designed to expand the mineralized footprint to the southwest”
Extracted facts
Stored fact records: 6. Some facts used in scoring do not have a stored record.
Drill Results (6)
CDH004potential for large extensions of the mineralized · copperGrade: 0.45Grade Unit: %Intercept: 620 mView all detailsHide details
Identity
- Hole ID
- CDH004
- Project
- potential for large extensions of the mineralized
- Commodity
- copper
- Region
- colombia
- Reported Region
- colombia
- Ticker
- ANDC
Geometry
- Grade
- 0.45
- Grade Unit
- %
- Intercept
- 620 m
- From
- 62 m
- To
- 682 m
- Intercept Depth
- 62 m
Classification
- Deposit Type
- porphyry
- Program
- exploration
- Sample Type
- drill
- Group ID
- CDH004:62-682
- Mining Method
- open_pit
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
- 20 m
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-02-17T00:00:00.000Z
Reasoning: Wide 620m intercept at 0.45% Cu is a strong porphyry-style result.
Positive factors
- Significant wide intercept
Evidence · text
“620 m @ 0.45% Cu, 79 ppm Mo from 62 m”
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
CDH004potential for large extensions of the mineralized · molybdenumGrade: 79Grade Unit: ppmIntercept: 620 mView all detailsHide details
Identity
- Hole ID
- CDH004
- Project
- potential for large extensions of the mineralized
- Commodity
- molybdenum
- Region
- colombia
- Reported Region
- colombia
- Ticker
- ANDC
Geometry
- Grade
- 79
- Grade Unit
- ppm
- Intercept
- 620 m
- From
- 62 m
- To
- 682 m
- Intercept Depth
- 62 m
Classification
- Deposit Type
- porphyry
- Program
- exploration
- Sample Type
- drill
- Group ID
- CDH004:62-682
- Mining Method
- open_pit
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
- 20 m
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-02-17T00:00:00.000Z
Reasoning: Significant molybdenum byproduct in a major copper intercept.
Positive factors
- Co-occurrence with high-grade copper
Evidence · text
“620 m @ 0.45% Cu, 79 ppm Mo from 62 m”
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
CDH004potential for large extensions of the mineralized · copperGrade: 0.76Grade Unit: %Intercept: 146 mView all detailsHide details
Identity
- Hole ID
- CDH004
- Project
- potential for large extensions of the mineralized
- Commodity
- copper
- Region
- colombia
- Reported Region
- colombia
- Ticker
- ANDC
Geometry
- Grade
- 0.76
- Grade Unit
- %
- Intercept
- 146 m
- From
- 56 m
- To
- 202 m
- Intercept Depth
- 56 m
Classification
- Deposit Type
- porphyry
- Program
- exploration
- Sample Type
- drill
- Group ID
- CDH004:56-202
- Mining Method
- open_pit
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
- 20 m
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-02-17T00:00:00.000Z
Reasoning: High-grade 146m intercept within the main mineralized zone.
Positive factors
- Strong high-grade intercept
Evidence · text
“including 146 m @ 0.76% Cu, 107 ppm Mo”
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
CDH004potential for large extensions of the mineralized · molybdenumGrade: 107Grade Unit: ppmIntercept: 146 mView all detailsHide details
Identity
- Hole ID
- CDH004
- Project
- potential for large extensions of the mineralized
- Commodity
- molybdenum
- Region
- colombia
- Reported Region
- colombia
- Ticker
- ANDC
Geometry
- Grade
- 107
- Grade Unit
- ppm
- Intercept
- 146 m
- From
- 56 m
- To
- 202 m
- Intercept Depth
- 56 m
Classification
- Deposit Type
- porphyry
- Program
- exploration
- Sample Type
- drill
- Group ID
- CDH004:56-202
- Mining Method
- open_pit
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
- 20 m
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-02-17T00:00:00.000Z
Reasoning: High molybdenum content in a significant copper interval.
Positive factors
- Strong molybdenum byproduct
Evidence · text
“including 146 m @ 0.76% Cu, 107 ppm Mo”
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
CDH004potential for large extensions of the mineralized · copperGrade: 0.75Grade Unit: %Intercept: 87 mView all detailsHide details
Identity
- Hole ID
- CDH004
- Project
- potential for large extensions of the mineralized
- Commodity
- copper
- Region
- colombia
- Reported Region
- colombia
- Ticker
- ANDC
Geometry
- Grade
- 0.75
- Grade Unit
- %
- Intercept
- 87 m
- From
- 579 m
- To
- 666 m
- Intercept Depth
- 579 m
Classification
- Deposit Type
- porphyry
- Program
- exploration
- Sample Type
- drill
- Group ID
- CDH004:579-666
- Mining Method
- open_pit
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
- 20 m
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-02-17T00:00:00.000Z
Reasoning: Significant copper grade in a magmatic-hydrothermal breccia zone.
Positive factors
- Strong grades in breccia zone
Evidence · text
“average grade of 0.75% Cu over the 579–686 m interval”
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
CDH004potential for large extensions of the mineralized · copperGrade: 1.7Grade Unit: %Intercept: 2 mView all detailsHide details
Identity
- Hole ID
- CDH004
- Project
- potential for large extensions of the mineralized
- Commodity
- copper
- Region
- colombia
- Reported Region
- colombia
- Ticker
- ANDC
Geometry
- Grade
- 1.7
- Grade Unit
- %
- Intercept
- 2 m
- From
- 579 m
- To
- 581 m
- Intercept Depth
- 579 m
Classification
- Deposit Type
- porphyry
- Program
- exploration
- Sample Type
- drill
- Group ID
- CDH004:579-581
- Mining Method
- open_pit
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
- 20 m
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-02-17T00:00:00.000Z
Reasoning: High-grade peak within the breccia zone.
Positive factors
- Peak assay value
Evidence · text
“including a peak 2 m assay value of 1.70% Cu”
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
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.