GoldMining Announces Updated PEA Highlighting $1.0 Billion After-Tax NPV and 32% IRR at La Mina Project, Colombia
Original announcement by tmx on
- Company
- GoldMining Inc.
- Ticker
- GOLD
- Exchange
- TSX
- Region
- Antioquia, Colombia
- Primary commodity
- Gold
- Secondary commodities
- Copper, Silver
- Document categories
- Resource update, Metallurgy, Other
- Extracted
- 2026-09-16 02:57:45 UTC
Analysis by Minestarters Atlas
Minestarters Atlas analysis
Summary
GoldMining Inc. announced an updated Preliminary Economic Assessment (PEA) for its La Mina Project in Colombia, highlighting robust economics with a $1.0 billion after-tax NPV (5%) and a 32.2% after-tax IRR at base case metal prices. The PEA outlines an 11.2-year open-pit operation with average annual production of 152.4 koz gold equivalent over the first five years. The study incorporates updated costs and metal prices, resulting in a 265% increase in after-tax NPV compared to the prior PEA, while utilizing the existing Mineral Resource Estimate from December 2022.
Reasoning: The updated Preliminary Economic Assessment for the La Mina Project demonstrates significantly improved project economics due to updated metal prices and costs, confirming its potential as a robust and capital-efficient development opportunity, despite relying on an older resource estimate.
Positive factors
- Significantly enhanced project value with a 265% increase in after-tax NPV from prior PEA.
- Strong base case economics: $1.0 billion after-tax NPV and 32.2% after-tax IRR.
- High capital efficiency with initial CAPEX of $523 million and an attractive 0.5x initial capital to NPV ratio.
- Strong production profile with average annual production of 152.4 koz AuEq over the first five years.
- Resilient cost profile with AISC of $1,045/oz Au.
- Conventional open-pit operation with proven processing flowsheet achieving high gold recoveries.
Negative factors
- The PEA is preliminary in nature and includes Inferred Mineral Resources, which are speculative.
- The Mineral Resource Estimate used for the PEA has an effective date of December 20, 2022, and no new drilling has been completed since then.
- Silver metallurgical recovery is relatively low at 64%.
Facts used in scoring: 27
Classification and evidence
PEA-Supportingneutral
Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.
Why it applies: The resource estimate is explicitly stated as supporting the Preliminary Economic Assessment.
Evidence · text
“No additional drilling has been completed at La Mina in support of this updated PEA, therefore the current MRE with effective date December 20 th , 2022, remains current in support of the PEA.”
QP/CP Signedpositive
Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.
Why it applies: The resource estimate was prepared by Scott Wilson, C.P.G, SME, who is a Qualified Person.
Evidence · text
“The qualified person for the above estimate is Scott Wilson, C.P.G, SME.”
NI 43-101 Compliantpositive
Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.
Why it applies: The resource estimate and PEA disclosure are prepared in accordance with NI 43-101.
Evidence · text
“Disclosure regarding the Project, including the PEA and Mineral Resource estimates included herein, has been prepared by the Company in accordance with NI 43-101.”
Cut-off Disclosedpositive
Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.
Why it applies: The cut-off grade of 0.30 g/t Au for the resource estimate is clearly stated.
Evidence · text
“Cut-Off Grade: 0.30 g/t Au.”
Stale Estimatenegative
Effective date is >2 years old — data currency concern, may not reflect current geological understanding.
Why it applies: The effective date of the Mineral Resource Estimate is December 20, 2022, which is over three years old compared to the announcement date of April 28, 2026.
Evidence · table
“December 20, 2022”
Context: TABLE 4: Pit Constrained Mineral Resource Estimate (Effective Date: December 20, 2022)
Indicated Resourcepositive
Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.
Why it applies: The resource estimate includes a significant portion classified as Indicated Mineral Resource.
Evidence · table
“Total Indicated”
Context: 33,772
Inferred Resourcenegative
Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.
Why it applies: The resource estimate includes a significant portion classified as Inferred Mineral Resource, which is considered speculative.
Evidence · table
“Total Inferred”
Context: 56,231
High Recoverypositive
Recovery at or above the exceptional band for the commodity and processing route.
Why it applies: Gold recovery of 91% is strong for a mill/CIL processing route.
Evidence · table
“91”
Context: Average gold metallurgical recovery
Low Recoverynegative
Recovery below the weak band for the commodity and processing route.
Why it applies: Silver recovery of 64% is below the weak band for flotation, indicating potential processing challenges.
Evidence · table
“64”
Context: Average silver metallurgical recovery
Mill Routeneutral
Processing via mill or concentrator (CIL, CIP, tank leach, flotation).
Why it applies: The PEA contemplates a processing flowsheet utilizing standard froth flotation and leach circuits.
Evidence · text
“A proven processing flowsheet utilizing standard froth flotation and leach circuits achieves high metallurgical recoveries of 91% Au, 80% Cu, and 64% Ag.”
Extracted facts
Stored fact records: 27. Some facts used in scoring do not have a stored record.
Resource Estimates (24)
indicatedLa Mina · goldTonnes: 17614000Grade: 0.86Grade Unit: g/tContained Metal: 487Contained Unit: kozView all detailsHide details
Identity
- Project
- La Mina
- Commodity
- gold
- Region
- colombia
- Reported Region
- Antioquia, Colombia
- Ticker
- GOLD
Resource scope
- Estimate type
- resource
- Effective date
- 2022-12-20T00:00:00.000Z
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Scott Wilson, C.P.G, SME
- Resource group id
- resource:dc78c9d7a1ab57daeba3
- Deposit or zone
- La Cantera
- Mining method
- open_pit
Resource Data
- Category
- indicated
- Tonnes
- 17614000
- Grade
- 0.86
- Grade Unit
- g/t
- Contained Metal
- 487
- Contained Unit
- koz
- Cutoff Grade
- 0.3
- Cutoff Unit
- g/t Au
Prior Estimate
- Resource Date
- 2022-12-20
Metal Equivalent
- Assumptions Disclosed
- Yes
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-04-28T00:00:00.000Z
Reasoning: Indicated gold resource at La Cantera provides a solid foundation for the PEA, though the data is not new.
Positive factors
- Indicated category provides reasonable geological confidence.
- Good gold grade for a porphyry deposit.
Negative factors
- Resource estimate is over three years old, reducing novelty.
Evidence · table
“0.86”
Context: 17,614
Tags used in scoring
Indicated Resourcepositive
Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.
Why it applies: category is "indicated"
Cut-off Disclosedpositive
Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.
Why it applies: cutoff_grade is stated
QP/CP Signedpositive
Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.
Why it applies: qp_signed is true
NI 43-101 Compliantpositive
Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.
Why it applies: reporting_standards includes ni_43_101
PEA-Supportingneutral
Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.
Why it applies: the release names the study this estimate supports
Stale Estimatenegative
Effective date is >2 years old — data currency concern, may not reflect current geological understanding.
Why it applies: effective date is 3.4 years before this release
indicatedLa Mina · silverTonnes: 17614000Grade: 2.03Grade Unit: g/tContained Metal: 1150Contained Unit: kozView all detailsHide details
Identity
- Project
- La Mina
- Commodity
- silver
- Region
- colombia
- Reported Region
- Antioquia, Colombia
- Ticker
- GOLD
Resource scope
- Estimate type
- resource
- Effective date
- 2022-12-20T00:00:00.000Z
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Scott Wilson, C.P.G, SME
- Resource group id
- resource:dc78c9d7a1ab57daeba3
- Deposit or zone
- La Cantera
- Mining method
- open_pit
Resource Data
- Category
- indicated
- Tonnes
- 17614000
- Grade
- 2.03
- Grade Unit
- g/t
- Contained Metal
- 1150
- Contained Unit
- koz
- Cutoff Grade
- 0.3
- Cutoff Unit
- g/t Au
Prior Estimate
- Resource Date
- 2022-12-20
Metal Equivalent
- Assumptions Disclosed
- Yes
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-04-28T00:00:00.000Z
Reasoning: Indicated silver resource at La Cantera contributes to the overall project value, but the data is not new.
Positive factors
- Indicated category provides reasonable geological confidence.
Negative factors
- Resource estimate is over three years old, reducing novelty.
Evidence · table
“2.03”
Context: 17,614
Tags used in scoring
Indicated Resourcepositive
Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.
Why it applies: category is "indicated"
Cut-off Disclosedpositive
Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.
Why it applies: cutoff_grade is stated
QP/CP Signedpositive
Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.
Why it applies: qp_signed is true
NI 43-101 Compliantpositive
Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.
Why it applies: reporting_standards includes ni_43_101
PEA-Supportingneutral
Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.
Why it applies: the release names the study this estimate supports
Stale Estimatenegative
Effective date is >2 years old — data currency concern, may not reflect current geological understanding.
Why it applies: effective date is 3.4 years before this release
indicatedLa Mina · copperTonnes: 17614000Grade: 0.31Grade Unit: %Contained Metal: 120Contained Unit: mlbsView all detailsHide details
Identity
- Project
- La Mina
- Commodity
- copper
- Region
- colombia
- Reported Region
- Antioquia, Colombia
- Ticker
- GOLD
Resource scope
- Estimate type
- resource
- Effective date
- 2022-12-20T00:00:00.000Z
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Scott Wilson, C.P.G, SME
- Resource group id
- resource:dc78c9d7a1ab57daeba3
- Deposit or zone
- La Cantera
- Mining method
- open_pit
Resource Data
- Category
- indicated
- Tonnes
- 17614000
- Grade
- 0.31
- Grade Unit
- %
- Contained Metal
- 120
- Contained Unit
- mlbs
- Cutoff Grade
- 0.3
- Cutoff Unit
- g/t Au
Prior Estimate
- Resource Date
- 2022-12-20
Metal Equivalent
- Assumptions Disclosed
- Yes
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-04-28T00:00:00.000Z
Reasoning: Indicated copper resource at La Cantera is a significant contributor to the project's polymetallic nature, though the data is not new.
Positive factors
- Indicated category provides reasonable geological confidence.
- Good copper grade for a porphyry deposit.
Negative factors
- Resource estimate is over three years old, reducing novelty.
Evidence · table
“0.31”
Context: 17,614
Tags used in scoring
Indicated Resourcepositive
Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.
Why it applies: category is "indicated"
Cut-off Disclosedpositive
Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.
Why it applies: cutoff_grade is stated
QP/CP Signedpositive
Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.
Why it applies: qp_signed is true
NI 43-101 Compliantpositive
Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.
Why it applies: reporting_standards includes ni_43_101
PEA-Supportingneutral
Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.
Why it applies: the release names the study this estimate supports
Stale Estimatenegative
Effective date is >2 years old — data currency concern, may not reflect current geological understanding.
Why it applies: effective date is 3.4 years before this release
indicatedLa Mina · gold_equivalentTonnes: 17614000Grade: 1.32Grade Unit: g/tContained Metal: 753Contained Unit: kozView all detailsHide details
Identity
- Project
- La Mina
- Commodity
- gold_equivalent
- Region
- colombia
- Reported Region
- Antioquia, Colombia
- Ticker
- GOLD
Resource scope
- Estimate type
- resource
- Effective date
- 2022-12-20T00:00:00.000Z
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Scott Wilson, C.P.G, SME
- Resource group id
- resource:dc78c9d7a1ab57daeba3
- Deposit or zone
- La Cantera
- Mining method
- open_pit
Resource Data
- Category
- indicated
- Tonnes
- 17614000
- Grade
- 1.32
- Grade Unit
- g/t
- Contained Metal
- 753
- Contained Unit
- koz
- Cutoff Grade
- 0.3
- Cutoff Unit
- g/t Au
Prior Estimate
- Resource Date
- 2022-12-20
Metal Equivalent
- Metal Eq. Grade
- 1.32
- Metal Eq. Unit
- g/t AuEq
- Assumptions Disclosed
- Yes
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-04-28T00:00:00.000Z
Reasoning: Indicated gold equivalent resource at La Cantera highlights the overall value of the polymetallic mineralization, though the data is not new.
Positive factors
- Indicated category provides reasonable geological confidence.
- Strong gold equivalent grade for a porphyry deposit.
Negative factors
- Resource estimate is over three years old, reducing novelty.
Evidence · table
“1.32”
Context: 17,614
Tags used in scoring
Indicated Resourcepositive
Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.
Why it applies: category is "indicated"
Cut-off Disclosedpositive
Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.
Why it applies: cutoff_grade is stated
QP/CP Signedpositive
Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.
Why it applies: qp_signed is true
NI 43-101 Compliantpositive
Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.
Why it applies: reporting_standards includes ni_43_101
PEA-Supportingneutral
Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.
Why it applies: the release names the study this estimate supports
Stale Estimatenegative
Effective date is >2 years old — data currency concern, may not reflect current geological understanding.
Why it applies: effective date is 3.4 years before this release
indicatedLa Mina · goldTonnes: 7358000Grade: 0.65Grade Unit: g/tContained Metal: 154Contained Unit: kozView all detailsHide details
Identity
- Project
- La Mina
- Commodity
- gold
- Region
- colombia
- Reported Region
- Antioquia, Colombia
- Ticker
- GOLD
Resource scope
- Estimate type
- resource
- Effective date
- 2022-12-20T00:00:00.000Z
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Scott Wilson, C.P.G, SME
- Resource group id
- resource:93a5cda36eef9e5edc2e
- Deposit or zone
- La Garrucha
- Mining method
- open_pit
Resource Data
- Category
- indicated
- Tonnes
- 7358000
- Grade
- 0.65
- Grade Unit
- g/t
- Contained Metal
- 154
- Contained Unit
- koz
- Cutoff Grade
- 0.3
- Cutoff Unit
- g/t Au
Prior Estimate
- Resource Date
- 2022-12-20
Metal Equivalent
- Assumptions Disclosed
- Yes
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-04-28T00:00:00.000Z
Reasoning: Indicated gold resource at La Garrucha contributes to the overall project, but the data is not new.
Positive factors
- Indicated category provides reasonable geological confidence.
Negative factors
- Resource estimate is over three years old, reducing novelty.
Evidence · table
“0.65”
Context: 7,358
Tags used in scoring
Indicated Resourcepositive
Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.
Why it applies: category is "indicated"
Cut-off Disclosedpositive
Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.
Why it applies: cutoff_grade is stated
QP/CP Signedpositive
Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.
Why it applies: qp_signed is true
NI 43-101 Compliantpositive
Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.
Why it applies: reporting_standards includes ni_43_101
PEA-Supportingneutral
Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.
Why it applies: the release names the study this estimate supports
Stale Estimatenegative
Effective date is >2 years old — data currency concern, may not reflect current geological understanding.
Why it applies: effective date is 3.4 years before this release
indicatedLa Mina · silverTonnes: 7358000Grade: 3.14Grade Unit: g/tContained Metal: 743Contained Unit: kozView all detailsHide details
Identity
- Project
- La Mina
- Commodity
- silver
- Region
- colombia
- Reported Region
- Antioquia, Colombia
- Ticker
- GOLD
Resource scope
- Estimate type
- resource
- Effective date
- 2022-12-20T00:00:00.000Z
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Scott Wilson, C.P.G, SME
- Resource group id
- resource:93a5cda36eef9e5edc2e
- Deposit or zone
- La Garrucha
- Mining method
- open_pit
Resource Data
- Category
- indicated
- Tonnes
- 7358000
- Grade
- 3.14
- Grade Unit
- g/t
- Contained Metal
- 743
- Contained Unit
- koz
- Cutoff Grade
- 0.3
- Cutoff Unit
- g/t Au
Prior Estimate
- Resource Date
- 2022-12-20
Metal Equivalent
- Assumptions Disclosed
- Yes
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-04-28T00:00:00.000Z
Reasoning: Indicated silver resource at La Garrucha contributes to the overall project, but the data is not new.
Positive factors
- Indicated category provides reasonable geological confidence.
Negative factors
- Resource estimate is over three years old, reducing novelty.
Evidence · table
“3.14”
Context: 7,358
Tags used in scoring
Indicated Resourcepositive
Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.
Why it applies: category is "indicated"
Cut-off Disclosedpositive
Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.
Why it applies: cutoff_grade is stated
QP/CP Signedpositive
Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.
Why it applies: qp_signed is true
NI 43-101 Compliantpositive
Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.
Why it applies: reporting_standards includes ni_43_101
PEA-Supportingneutral
Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.
Why it applies: the release names the study this estimate supports
Stale Estimatenegative
Effective date is >2 years old — data currency concern, may not reflect current geological understanding.
Why it applies: effective date is 3.4 years before this release
indicatedLa Mina · copperTonnes: 7358000Grade: 0.11Grade Unit: %Contained Metal: 18Contained Unit: mlbsView all detailsHide details
Identity
- Project
- La Mina
- Commodity
- copper
- Region
- colombia
- Reported Region
- Antioquia, Colombia
- Ticker
- GOLD
Resource scope
- Estimate type
- resource
- Effective date
- 2022-12-20T00:00:00.000Z
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Scott Wilson, C.P.G, SME
- Resource group id
- resource:93a5cda36eef9e5edc2e
- Deposit or zone
- La Garrucha
- Mining method
- open_pit
Resource Data
- Category
- indicated
- Tonnes
- 7358000
- Grade
- 0.11
- Grade Unit
- %
- Contained Metal
- 18
- Contained Unit
- mlbs
- Cutoff Grade
- 0.3
- Cutoff Unit
- g/t Au
Prior Estimate
- Resource Date
- 2022-12-20
Metal Equivalent
- Assumptions Disclosed
- Yes
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-04-28T00:00:00.000Z
Reasoning: Indicated copper resource at La Garrucha is lower grade but still contributes to the polymetallic nature, though the data is not new.
Positive factors
- Indicated category provides reasonable geological confidence.
Negative factors
- Lower copper grade compared to other zones.
- Resource estimate is over three years old, reducing novelty.
Evidence · table
“0.11”
Context: 7,358
Tags used in scoring
Indicated Resourcepositive
Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.
Why it applies: category is "indicated"
Cut-off Disclosedpositive
Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.
Why it applies: cutoff_grade is stated
QP/CP Signedpositive
Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.
Why it applies: qp_signed is true
NI 43-101 Compliantpositive
Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.
Why it applies: reporting_standards includes ni_43_101
PEA-Supportingneutral
Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.
Why it applies: the release names the study this estimate supports
Stale Estimatenegative
Effective date is >2 years old — data currency concern, may not reflect current geological understanding.
Why it applies: effective date is 3.4 years before this release
indicatedLa Mina · gold_equivalentTonnes: 7358000Grade: 0.84Grade Unit: g/tContained Metal: 201Contained Unit: kozView all detailsHide details
Identity
- Project
- La Mina
- Commodity
- gold_equivalent
- Region
- colombia
- Reported Region
- Antioquia, Colombia
- Ticker
- GOLD
Resource scope
- Estimate type
- resource
- Effective date
- 2022-12-20T00:00:00.000Z
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Scott Wilson, C.P.G, SME
- Resource group id
- resource:93a5cda36eef9e5edc2e
- Deposit or zone
- La Garrucha
- Mining method
- open_pit
Resource Data
- Category
- indicated
- Tonnes
- 7358000
- Grade
- 0.84
- Grade Unit
- g/t
- Contained Metal
- 201
- Contained Unit
- koz
- Cutoff Grade
- 0.3
- Cutoff Unit
- g/t Au
Prior Estimate
- Resource Date
- 2022-12-20
Metal Equivalent
- Metal Eq. Grade
- 0.84
- Metal Eq. Unit
- g/t AuEq
- Assumptions Disclosed
- Yes
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-04-28T00:00:00.000Z
Reasoning: Indicated gold equivalent resource at La Garrucha contributes to the overall project value, though the data is not new.
Positive factors
- Indicated category provides reasonable geological confidence.
Negative factors
- Resource estimate is over three years old, reducing novelty.
Evidence · table
“0.84”
Context: 7,358
Tags used in scoring
Indicated Resourcepositive
Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.
Why it applies: category is "indicated"
Cut-off Disclosedpositive
Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.
Why it applies: cutoff_grade is stated
QP/CP Signedpositive
Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.
Why it applies: qp_signed is true
NI 43-101 Compliantpositive
Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.
Why it applies: reporting_standards includes ni_43_101
PEA-Supportingneutral
Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.
Why it applies: the release names the study this estimate supports
Stale Estimatenegative
Effective date is >2 years old — data currency concern, may not reflect current geological understanding.
Why it applies: effective date is 3.4 years before this release
indicatedLa Mina · goldTonnes: 8800000Grade: 0.54Grade Unit: g/tContained Metal: 153Contained Unit: kozView all detailsHide details
Identity
- Project
- La Mina
- Commodity
- gold
- Region
- colombia
- Reported Region
- Antioquia, Colombia
- Ticker
- GOLD
Resource scope
- Estimate type
- resource
- Effective date
- 2022-12-20T00:00:00.000Z
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Scott Wilson, C.P.G, SME
- Resource group id
- resource:e78e45c8d2e6ca9b294e
- Deposit or zone
- Middle Zone
- Mining method
- open_pit
Resource Data
- Category
- indicated
- Tonnes
- 8800000
- Grade
- 0.54
- Grade Unit
- g/t
- Contained Metal
- 153
- Contained Unit
- koz
- Cutoff Grade
- 0.3
- Cutoff Unit
- g/t Au
Prior Estimate
- Resource Date
- 2022-12-20
Metal Equivalent
- Assumptions Disclosed
- Yes
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-04-28T00:00:00.000Z
Reasoning: Indicated gold resource at Middle Zone contributes to the overall project, but the data is not new.
Positive factors
- Indicated category provides reasonable geological confidence.
Negative factors
- Resource estimate is over three years old, reducing novelty.
Evidence · table
“0.54”
Context: 8,800
Tags used in scoring
Indicated Resourcepositive
Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.
Why it applies: category is "indicated"
Cut-off Disclosedpositive
Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.
Why it applies: cutoff_grade is stated
QP/CP Signedpositive
Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.
Why it applies: qp_signed is true
NI 43-101 Compliantpositive
Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.
Why it applies: reporting_standards includes ni_43_101
PEA-Supportingneutral
Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.
Why it applies: the release names the study this estimate supports
Stale Estimatenegative
Effective date is >2 years old — data currency concern, may not reflect current geological understanding.
Why it applies: effective date is 3.4 years before this release
indicatedLa Mina · silverTonnes: 8800000Grade: 1.28Grade Unit: g/tContained Metal: 362Contained Unit: kozView all detailsHide details
Identity
- Project
- La Mina
- Commodity
- silver
- Region
- colombia
- Reported Region
- Antioquia, Colombia
- Ticker
- GOLD
Resource scope
- Estimate type
- resource
- Effective date
- 2022-12-20T00:00:00.000Z
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Scott Wilson, C.P.G, SME
- Resource group id
- resource:e78e45c8d2e6ca9b294e
- Deposit or zone
- Middle Zone
- Mining method
- open_pit
Resource Data
- Category
- indicated
- Tonnes
- 8800000
- Grade
- 1.28
- Grade Unit
- g/t
- Contained Metal
- 362
- Contained Unit
- koz
- Cutoff Grade
- 0.3
- Cutoff Unit
- g/t Au
Prior Estimate
- Resource Date
- 2022-12-20
Metal Equivalent
- Assumptions Disclosed
- Yes
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-04-28T00:00:00.000Z
Reasoning: Indicated silver resource at Middle Zone contributes to the overall project, but the data is not new.
Positive factors
- Indicated category provides reasonable geological confidence.
Negative factors
- Resource estimate is over three years old, reducing novelty.
Evidence · table
“1.28”
Context: 8,800
Tags used in scoring
Indicated Resourcepositive
Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.
Why it applies: category is "indicated"
Cut-off Disclosedpositive
Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.
Why it applies: cutoff_grade is stated
QP/CP Signedpositive
Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.
Why it applies: qp_signed is true
NI 43-101 Compliantpositive
Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.
Why it applies: reporting_standards includes ni_43_101
PEA-Supportingneutral
Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.
Why it applies: the release names the study this estimate supports
Stale Estimatenegative
Effective date is >2 years old — data currency concern, may not reflect current geological understanding.
Why it applies: effective date is 3.4 years before this release
indicatedLa Mina · copperTonnes: 8800000Grade: 0.11Grade Unit: %Contained Metal: 21Contained Unit: mlbsView all detailsHide details
Identity
- Project
- La Mina
- Commodity
- copper
- Region
- colombia
- Reported Region
- Antioquia, Colombia
- Ticker
- GOLD
Resource scope
- Estimate type
- resource
- Effective date
- 2022-12-20T00:00:00.000Z
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Scott Wilson, C.P.G, SME
- Resource group id
- resource:e78e45c8d2e6ca9b294e
- Deposit or zone
- Middle Zone
- Mining method
- open_pit
Resource Data
- Category
- indicated
- Tonnes
- 8800000
- Grade
- 0.11
- Grade Unit
- %
- Contained Metal
- 21
- Contained Unit
- mlbs
- Cutoff Grade
- 0.3
- Cutoff Unit
- g/t Au
Prior Estimate
- Resource Date
- 2022-12-20
Metal Equivalent
- Assumptions Disclosed
- Yes
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-04-28T00:00:00.000Z
Reasoning: Indicated copper resource at Middle Zone is lower grade but still contributes to the polymetallic nature, though the data is not new.
Positive factors
- Indicated category provides reasonable geological confidence.
Negative factors
- Lower copper grade compared to other zones.
- Resource estimate is over three years old, reducing novelty.
Evidence · table
“0.11”
Context: 8,800
Tags used in scoring
Indicated Resourcepositive
Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.
Why it applies: category is "indicated"
Cut-off Disclosedpositive
Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.
Why it applies: cutoff_grade is stated
QP/CP Signedpositive
Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.
Why it applies: qp_signed is true
NI 43-101 Compliantpositive
Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.
Why it applies: reporting_standards includes ni_43_101
PEA-Supportingneutral
Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.
Why it applies: the release names the study this estimate supports
Stale Estimatenegative
Effective date is >2 years old — data currency concern, may not reflect current geological understanding.
Why it applies: effective date is 3.4 years before this release
indicatedLa Mina · gold_equivalentTonnes: 8800000Grade: 0.71Grade Unit: g/tContained Metal: 201Contained Unit: kozView all detailsHide details
Identity
- Project
- La Mina
- Commodity
- gold_equivalent
- Region
- colombia
- Reported Region
- Antioquia, Colombia
- Ticker
- GOLD
Resource scope
- Estimate type
- resource
- Effective date
- 2022-12-20T00:00:00.000Z
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Scott Wilson, C.P.G, SME
- Resource group id
- resource:e78e45c8d2e6ca9b294e
- Deposit or zone
- Middle Zone
- Mining method
- open_pit
Resource Data
- Category
- indicated
- Tonnes
- 8800000
- Grade
- 0.71
- Grade Unit
- g/t
- Contained Metal
- 201
- Contained Unit
- koz
- Cutoff Grade
- 0.3
- Cutoff Unit
- g/t Au
Prior Estimate
- Resource Date
- 2022-12-20
Metal Equivalent
- Metal Eq. Grade
- 0.71
- Metal Eq. Unit
- g/t AuEq
- Assumptions Disclosed
- Yes
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-04-28T00:00:00.000Z
Reasoning: Indicated gold equivalent resource at Middle Zone contributes to the overall project value, though the data is not new.
Positive factors
- Indicated category provides reasonable geological confidence.
Negative factors
- Resource estimate is over three years old, reducing novelty.
Evidence · table
“0.71”
Context: 8,800
Tags used in scoring
Indicated Resourcepositive
Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.
Why it applies: category is "indicated"
Cut-off Disclosedpositive
Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.
Why it applies: cutoff_grade is stated
QP/CP Signedpositive
Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.
Why it applies: qp_signed is true
NI 43-101 Compliantpositive
Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.
Why it applies: reporting_standards includes ni_43_101
PEA-Supportingneutral
Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.
Why it applies: the release names the study this estimate supports
Stale Estimatenegative
Effective date is >2 years old — data currency concern, may not reflect current geological understanding.
Why it applies: effective date is 3.4 years before this release
inferredLa Mina · goldTonnes: 11175000Grade: 0.71Grade Unit: g/tContained Metal: 255Contained Unit: kozView all detailsHide details
Identity
- Project
- La Mina
- Commodity
- gold
- Region
- colombia
- Reported Region
- Antioquia, Colombia
- Ticker
- GOLD
Resource scope
- Estimate type
- resource
- Effective date
- 2022-12-20T00:00:00.000Z
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Scott Wilson, C.P.G, SME
- Resource group id
- resource:2262fa80963735ae3b36
- Deposit or zone
- La Cantera
- Mining method
- open_pit
Resource Data
- Category
- inferred
- Tonnes
- 11175000
- Grade
- 0.71
- Grade Unit
- g/t
- Contained Metal
- 255
- Contained Unit
- koz
- Cutoff Grade
- 0.3
- Cutoff Unit
- g/t Au
Prior Estimate
- Resource Date
- 2022-12-20
Metal Equivalent
- Assumptions Disclosed
- Yes
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-04-28T00:00:00.000Z
Reasoning: Inferred gold resource at La Cantera provides exploration upside but carries higher geological uncertainty, and the data is not new.
Negative factors
- Inferred category has high geological uncertainty.
- Resource estimate is over three years old, reducing novelty.
Evidence · table
“0.71”
Context: 11,175
Tags used in scoring
Inferred Resourcenegative
Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.
Why it applies: category is "inferred"
Cut-off Disclosedpositive
Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.
Why it applies: cutoff_grade is stated
QP/CP Signedpositive
Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.
Why it applies: qp_signed is true
NI 43-101 Compliantpositive
Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.
Why it applies: reporting_standards includes ni_43_101
PEA-Supportingneutral
Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.
Why it applies: the release names the study this estimate supports
Stale Estimatenegative
Effective date is >2 years old — data currency concern, may not reflect current geological understanding.
Why it applies: effective date is 3.4 years before this release
inferredLa Mina · silverTonnes: 11175000Grade: 1.85Grade Unit: g/tContained Metal: 665Contained Unit: kozView all detailsHide details
Identity
- Project
- La Mina
- Commodity
- silver
- Region
- colombia
- Reported Region
- Antioquia, Colombia
- Ticker
- GOLD
Resource scope
- Estimate type
- resource
- Effective date
- 2022-12-20T00:00:00.000Z
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Scott Wilson, C.P.G, SME
- Resource group id
- resource:2262fa80963735ae3b36
- Deposit or zone
- La Cantera
- Mining method
- open_pit
Resource Data
- Category
- inferred
- Tonnes
- 11175000
- Grade
- 1.85
- Grade Unit
- g/t
- Contained Metal
- 665
- Contained Unit
- koz
- Cutoff Grade
- 0.3
- Cutoff Unit
- g/t Au
Prior Estimate
- Resource Date
- 2022-12-20
Metal Equivalent
- Assumptions Disclosed
- Yes
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-04-28T00:00:00.000Z
Reasoning: Inferred silver resource at La Cantera provides exploration upside but carries higher geological uncertainty, and the data is not new.
Negative factors
- Inferred category has high geological uncertainty.
- Resource estimate is over three years old, reducing novelty.
Evidence · table
“1.85”
Context: 11,175
Tags used in scoring
Inferred Resourcenegative
Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.
Why it applies: category is "inferred"
Cut-off Disclosedpositive
Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.
Why it applies: cutoff_grade is stated
QP/CP Signedpositive
Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.
Why it applies: qp_signed is true
NI 43-101 Compliantpositive
Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.
Why it applies: reporting_standards includes ni_43_101
PEA-Supportingneutral
Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.
Why it applies: the release names the study this estimate supports
Stale Estimatenegative
Effective date is >2 years old — data currency concern, may not reflect current geological understanding.
Why it applies: effective date is 3.4 years before this release
inferredLa Mina · copperTonnes: 11175000Grade: 0.3Grade Unit: %Contained Metal: 73Contained Unit: mlbsView all detailsHide details
Identity
- Project
- La Mina
- Commodity
- copper
- Region
- colombia
- Reported Region
- Antioquia, Colombia
- Ticker
- GOLD
Resource scope
- Estimate type
- resource
- Effective date
- 2022-12-20T00:00:00.000Z
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Scott Wilson, C.P.G, SME
- Resource group id
- resource:2262fa80963735ae3b36
- Deposit or zone
- La Cantera
- Mining method
- open_pit
Resource Data
- Category
- inferred
- Tonnes
- 11175000
- Grade
- 0.3
- Grade Unit
- %
- Contained Metal
- 73
- Contained Unit
- mlbs
- Cutoff Grade
- 0.3
- Cutoff Unit
- g/t Au
Prior Estimate
- Resource Date
- 2022-12-20
Metal Equivalent
- Assumptions Disclosed
- Yes
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-04-28T00:00:00.000Z
Reasoning: Inferred copper resource at La Cantera provides exploration upside but carries higher geological uncertainty, and the data is not new.
Negative factors
- Inferred category has high geological uncertainty.
- Resource estimate is over three years old, reducing novelty.
Evidence · table
“0.30”
Context: 11,175
Tags used in scoring
Inferred Resourcenegative
Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.
Why it applies: category is "inferred"
Cut-off Disclosedpositive
Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.
Why it applies: cutoff_grade is stated
QP/CP Signedpositive
Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.
Why it applies: qp_signed is true
NI 43-101 Compliantpositive
Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.
Why it applies: reporting_standards includes ni_43_101
PEA-Supportingneutral
Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.
Why it applies: the release names the study this estimate supports
Stale Estimatenegative
Effective date is >2 years old — data currency concern, may not reflect current geological understanding.
Why it applies: effective date is 3.4 years before this release
inferredLa Mina · gold_equivalentTonnes: 11175000Grade: 1.15Grade Unit: g/tContained Metal: 413Contained Unit: kozView all detailsHide details
Identity
- Project
- La Mina
- Commodity
- gold_equivalent
- Region
- colombia
- Reported Region
- Antioquia, Colombia
- Ticker
- GOLD
Resource scope
- Estimate type
- resource
- Effective date
- 2022-12-20T00:00:00.000Z
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Scott Wilson, C.P.G, SME
- Resource group id
- resource:2262fa80963735ae3b36
- Deposit or zone
- La Cantera
- Mining method
- open_pit
Resource Data
- Category
- inferred
- Tonnes
- 11175000
- Grade
- 1.15
- Grade Unit
- g/t
- Contained Metal
- 413
- Contained Unit
- koz
- Cutoff Grade
- 0.3
- Cutoff Unit
- g/t Au
Prior Estimate
- Resource Date
- 2022-12-20
Metal Equivalent
- Metal Eq. Grade
- 1.15
- Metal Eq. Unit
- g/t AuEq
- Assumptions Disclosed
- Yes
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-04-28T00:00:00.000Z
Reasoning: Inferred gold equivalent resource at La Cantera provides exploration upside but carries higher geological uncertainty, and the data is not new.
Negative factors
- Inferred category has high geological uncertainty.
- Resource estimate is over three years old, reducing novelty.
Evidence · table
“1.15”
Context: 11,175
Tags used in scoring
Inferred Resourcenegative
Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.
Why it applies: category is "inferred"
Cut-off Disclosedpositive
Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.
Why it applies: cutoff_grade is stated
QP/CP Signedpositive
Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.
Why it applies: qp_signed is true
NI 43-101 Compliantpositive
Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.
Why it applies: reporting_standards includes ni_43_101
PEA-Supportingneutral
Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.
Why it applies: the release names the study this estimate supports
Stale Estimatenegative
Effective date is >2 years old — data currency concern, may not reflect current geological understanding.
Why it applies: effective date is 3.4 years before this release
inferredLa Mina · goldTonnes: 44107000Grade: 0.55Grade Unit: g/tContained Metal: 780Contained Unit: kozView all detailsHide details
Identity
- Project
- La Mina
- Commodity
- gold
- Region
- colombia
- Reported Region
- Antioquia, Colombia
- Ticker
- GOLD
Resource scope
- Estimate type
- resource
- Effective date
- 2022-12-20T00:00:00.000Z
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Scott Wilson, C.P.G, SME
- Resource group id
- resource:f4fdef53f76d4c3dba6e
- Deposit or zone
- La Garrucha
- Mining method
- open_pit
Resource Data
- Category
- inferred
- Tonnes
- 44107000
- Grade
- 0.55
- Grade Unit
- g/t
- Contained Metal
- 780
- Contained Unit
- koz
- Cutoff Grade
- 0.3
- Cutoff Unit
- g/t Au
Prior Estimate
- Resource Date
- 2022-12-20
Metal Equivalent
- Assumptions Disclosed
- Yes
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-04-28T00:00:00.000Z
Reasoning: Inferred gold resource at La Garrucha provides exploration upside but carries higher geological uncertainty, and the data is not new.
Negative factors
- Inferred category has high geological uncertainty.
- Resource estimate is over three years old, reducing novelty.
Evidence · table
“0.55”
Context: 44,107
Tags used in scoring
Inferred Resourcenegative
Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.
Why it applies: category is "inferred"
Cut-off Disclosedpositive
Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.
Why it applies: cutoff_grade is stated
QP/CP Signedpositive
Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.
Why it applies: qp_signed is true
NI 43-101 Compliantpositive
Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.
Why it applies: reporting_standards includes ni_43_101
PEA-Supportingneutral
Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.
Why it applies: the release names the study this estimate supports
Stale Estimatenegative
Effective date is >2 years old — data currency concern, may not reflect current geological understanding.
Why it applies: effective date is 3.4 years before this release
inferredLa Mina · silverTonnes: 44107000Grade: 2.46Grade Unit: g/tContained Metal: 3488Contained Unit: kozView all detailsHide details
Identity
- Project
- La Mina
- Commodity
- silver
- Region
- colombia
- Reported Region
- Antioquia, Colombia
- Ticker
- GOLD
Resource scope
- Estimate type
- resource
- Effective date
- 2022-12-20T00:00:00.000Z
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Scott Wilson, C.P.G, SME
- Resource group id
- resource:f4fdef53f76d4c3dba6e
- Deposit or zone
- La Garrucha
- Mining method
- open_pit
Resource Data
- Category
- inferred
- Tonnes
- 44107000
- Grade
- 2.46
- Grade Unit
- g/t
- Contained Metal
- 3488
- Contained Unit
- koz
- Cutoff Grade
- 0.3
- Cutoff Unit
- g/t Au
Prior Estimate
- Resource Date
- 2022-12-20
Metal Equivalent
- Assumptions Disclosed
- Yes
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-04-28T00:00:00.000Z
Reasoning: Inferred silver resource at La Garrucha provides exploration upside but carries higher geological uncertainty, and the data is not new.
Negative factors
- Inferred category has high geological uncertainty.
- Resource estimate is over three years old, reducing novelty.
Evidence · table
“2.46”
Context: 44,107
Tags used in scoring
Inferred Resourcenegative
Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.
Why it applies: category is "inferred"
Cut-off Disclosedpositive
Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.
Why it applies: cutoff_grade is stated
QP/CP Signedpositive
Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.
Why it applies: qp_signed is true
NI 43-101 Compliantpositive
Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.
Why it applies: reporting_standards includes ni_43_101
PEA-Supportingneutral
Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.
Why it applies: the release names the study this estimate supports
Stale Estimatenegative
Effective date is >2 years old — data currency concern, may not reflect current geological understanding.
Why it applies: effective date is 3.4 years before this release
inferredLa Mina · copperTonnes: 44107000Grade: 0.1Grade Unit: %Contained Metal: 97Contained Unit: mlbsView all detailsHide details
Identity
- Project
- La Mina
- Commodity
- copper
- Region
- colombia
- Reported Region
- Antioquia, Colombia
- Ticker
- GOLD
Resource scope
- Estimate type
- resource
- Effective date
- 2022-12-20T00:00:00.000Z
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Scott Wilson, C.P.G, SME
- Resource group id
- resource:f4fdef53f76d4c3dba6e
- Deposit or zone
- La Garrucha
- Mining method
- open_pit
Resource Data
- Category
- inferred
- Tonnes
- 44107000
- Grade
- 0.1
- Grade Unit
- %
- Contained Metal
- 97
- Contained Unit
- mlbs
- Cutoff Grade
- 0.3
- Cutoff Unit
- g/t Au
Prior Estimate
- Resource Date
- 2022-12-20
Metal Equivalent
- Assumptions Disclosed
- Yes
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-04-28T00:00:00.000Z
Reasoning: Inferred copper resource at La Garrucha provides exploration upside but carries higher geological uncertainty and lower grade, and the data is not new.
Negative factors
- Inferred category has high geological uncertainty.
- Lower copper grade compared to other zones.
- Resource estimate is over three years old, reducing novelty.
Evidence · table
“0.10”
Context: 44,107
Tags used in scoring
Inferred Resourcenegative
Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.
Why it applies: category is "inferred"
Cut-off Disclosedpositive
Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.
Why it applies: cutoff_grade is stated
QP/CP Signedpositive
Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.
Why it applies: qp_signed is true
NI 43-101 Compliantpositive
Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.
Why it applies: reporting_standards includes ni_43_101
PEA-Supportingneutral
Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.
Why it applies: the release names the study this estimate supports
Stale Estimatenegative
Effective date is >2 years old — data currency concern, may not reflect current geological understanding.
Why it applies: effective date is 3.4 years before this release
inferredLa Mina · gold_equivalentTonnes: 44107000Grade: 0.72Grade Unit: g/tContained Metal: 1020Contained Unit: kozView all detailsHide details
Identity
- Project
- La Mina
- Commodity
- gold_equivalent
- Region
- colombia
- Reported Region
- Antioquia, Colombia
- Ticker
- GOLD
Resource scope
- Estimate type
- resource
- Effective date
- 2022-12-20T00:00:00.000Z
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Scott Wilson, C.P.G, SME
- Resource group id
- resource:f4fdef53f76d4c3dba6e
- Deposit or zone
- La Garrucha
- Mining method
- open_pit
Resource Data
- Category
- inferred
- Tonnes
- 44107000
- Grade
- 0.72
- Grade Unit
- g/t
- Contained Metal
- 1020
- Contained Unit
- koz
- Cutoff Grade
- 0.3
- Cutoff Unit
- g/t Au
Prior Estimate
- Resource Date
- 2022-12-20
Metal Equivalent
- Metal Eq. Grade
- 0.72
- Metal Eq. Unit
- g/t AuEq
- Assumptions Disclosed
- Yes
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-04-28T00:00:00.000Z
Reasoning: Inferred gold equivalent resource at La Garrucha provides exploration upside but carries higher geological uncertainty, and the data is not new.
Negative factors
- Inferred category has high geological uncertainty.
- Resource estimate is over three years old, reducing novelty.
Evidence · table
“0.72”
Context: 44,107
Tags used in scoring
Inferred Resourcenegative
Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.
Why it applies: category is "inferred"
Cut-off Disclosedpositive
Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.
Why it applies: cutoff_grade is stated
QP/CP Signedpositive
Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.
Why it applies: qp_signed is true
NI 43-101 Compliantpositive
Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.
Why it applies: reporting_standards includes ni_43_101
PEA-Supportingneutral
Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.
Why it applies: the release names the study this estimate supports
Stale Estimatenegative
Effective date is >2 years old — data currency concern, may not reflect current geological understanding.
Why it applies: effective date is 3.4 years before this release
inferredLa Mina · goldTonnes: 949000Grade: 0.47Grade Unit: g/tContained Metal: 14Contained Unit: kozView all detailsHide details
Identity
- Project
- La Mina
- Commodity
- gold
- Region
- colombia
- Reported Region
- Antioquia, Colombia
- Ticker
- GOLD
Resource scope
- Estimate type
- resource
- Effective date
- 2022-12-20T00:00:00.000Z
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Scott Wilson, C.P.G, SME
- Resource group id
- resource:7937b0e822f5a746e96f
- Deposit or zone
- Middle Zone
- Mining method
- open_pit
Resource Data
- Category
- inferred
- Tonnes
- 949000
- Grade
- 0.47
- Grade Unit
- g/t
- Contained Metal
- 14
- Contained Unit
- koz
- Cutoff Grade
- 0.3
- Cutoff Unit
- g/t Au
Prior Estimate
- Resource Date
- 2022-12-20
Metal Equivalent
- Assumptions Disclosed
- Yes
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-04-28T00:00:00.000Z
Reasoning: Inferred gold resource at Middle Zone is small and carries high geological uncertainty, and the data is not new.
Negative factors
- Inferred category has high geological uncertainty.
- Small tonnage for this zone.
- Resource estimate is over three years old, reducing novelty.
Evidence · table
“0.47”
Context: 949
Tags used in scoring
Inferred Resourcenegative
Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.
Why it applies: category is "inferred"
Cut-off Disclosedpositive
Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.
Why it applies: cutoff_grade is stated
QP/CP Signedpositive
Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.
Why it applies: qp_signed is true
NI 43-101 Compliantpositive
Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.
Why it applies: reporting_standards includes ni_43_101
PEA-Supportingneutral
Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.
Why it applies: the release names the study this estimate supports
Stale Estimatenegative
Effective date is >2 years old — data currency concern, may not reflect current geological understanding.
Why it applies: effective date is 3.4 years before this release
inferredLa Mina · silverTonnes: 949000Grade: 1.15Grade Unit: g/tContained Metal: 35Contained Unit: kozView all detailsHide details
Identity
- Project
- La Mina
- Commodity
- silver
- Region
- colombia
- Reported Region
- Antioquia, Colombia
- Ticker
- GOLD
Resource scope
- Estimate type
- resource
- Effective date
- 2022-12-20T00:00:00.000Z
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Scott Wilson, C.P.G, SME
- Resource group id
- resource:7937b0e822f5a746e96f
- Deposit or zone
- Middle Zone
- Mining method
- open_pit
Resource Data
- Category
- inferred
- Tonnes
- 949000
- Grade
- 1.15
- Grade Unit
- g/t
- Contained Metal
- 35
- Contained Unit
- koz
- Cutoff Grade
- 0.3
- Cutoff Unit
- g/t Au
Prior Estimate
- Resource Date
- 2022-12-20
Metal Equivalent
- Assumptions Disclosed
- Yes
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-04-28T00:00:00.000Z
Reasoning: Inferred silver resource at Middle Zone is small and carries high geological uncertainty, and the data is not new.
Negative factors
- Inferred category has high geological uncertainty.
- Small tonnage for this zone.
- Resource estimate is over three years old, reducing novelty.
Evidence · table
“1.15”
Context: 949
Tags used in scoring
Inferred Resourcenegative
Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.
Why it applies: category is "inferred"
Cut-off Disclosedpositive
Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.
Why it applies: cutoff_grade is stated
QP/CP Signedpositive
Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.
Why it applies: qp_signed is true
NI 43-101 Compliantpositive
Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.
Why it applies: reporting_standards includes ni_43_101
PEA-Supportingneutral
Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.
Why it applies: the release names the study this estimate supports
Stale Estimatenegative
Effective date is >2 years old — data currency concern, may not reflect current geological understanding.
Why it applies: effective date is 3.4 years before this release
inferredLa Mina · copperTonnes: 949000Grade: 0.09Grade Unit: %Contained Metal: 2Contained Unit: mlbsView all detailsHide details
Identity
- Project
- La Mina
- Commodity
- copper
- Region
- colombia
- Reported Region
- Antioquia, Colombia
- Ticker
- GOLD
Resource scope
- Estimate type
- resource
- Effective date
- 2022-12-20T00:00:00.000Z
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Scott Wilson, C.P.G, SME
- Resource group id
- resource:7937b0e822f5a746e96f
- Deposit or zone
- Middle Zone
- Mining method
- open_pit
Resource Data
- Category
- inferred
- Tonnes
- 949000
- Grade
- 0.09
- Grade Unit
- %
- Contained Metal
- 2
- Contained Unit
- mlbs
- Cutoff Grade
- 0.3
- Cutoff Unit
- g/t Au
Prior Estimate
- Resource Date
- 2022-12-20
Metal Equivalent
- Assumptions Disclosed
- Yes
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-04-28T00:00:00.000Z
Reasoning: Inferred copper resource at Middle Zone is small, low grade, and carries high geological uncertainty, and the data is not new.
Negative factors
- Inferred category has high geological uncertainty.
- Small tonnage for this zone.
- Lower copper grade compared to other zones.
- Resource estimate is over three years old, reducing novelty.
Evidence · table
“0.09”
Context: 949
Tags used in scoring
Inferred Resourcenegative
Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.
Why it applies: category is "inferred"
Cut-off Disclosedpositive
Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.
Why it applies: cutoff_grade is stated
QP/CP Signedpositive
Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.
Why it applies: qp_signed is true
NI 43-101 Compliantpositive
Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.
Why it applies: reporting_standards includes ni_43_101
PEA-Supportingneutral
Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.
Why it applies: the release names the study this estimate supports
Stale Estimatenegative
Effective date is >2 years old — data currency concern, may not reflect current geological understanding.
Why it applies: effective date is 3.4 years before this release
inferredLa Mina · gold_equivalentTonnes: 949000Grade: 0.61Grade Unit: g/tContained Metal: 19Contained Unit: kozView all detailsHide details
Identity
- Project
- La Mina
- Commodity
- gold_equivalent
- Region
- colombia
- Reported Region
- Antioquia, Colombia
- Ticker
- GOLD
Resource scope
- Estimate type
- resource
- Effective date
- 2022-12-20T00:00:00.000Z
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Scott Wilson, C.P.G, SME
- Resource group id
- resource:7937b0e822f5a746e96f
- Deposit or zone
- Middle Zone
- Mining method
- open_pit
Resource Data
- Category
- inferred
- Tonnes
- 949000
- Grade
- 0.61
- Grade Unit
- g/t
- Contained Metal
- 19
- Contained Unit
- koz
- Cutoff Grade
- 0.3
- Cutoff Unit
- g/t Au
Prior Estimate
- Resource Date
- 2022-12-20
Metal Equivalent
- Metal Eq. Grade
- 0.61
- Metal Eq. Unit
- g/t AuEq
- Assumptions Disclosed
- Yes
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-04-28T00:00:00.000Z
Reasoning: Inferred gold equivalent resource at Middle Zone is small and carries high geological uncertainty, and the data is not new.
Negative factors
- Inferred category has high geological uncertainty.
- Small tonnage for this zone.
- Resource estimate is over three years old, reducing novelty.
Evidence · table
“0.61”
Context: 949
Tags used in scoring
Inferred Resourcenegative
Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.
Why it applies: category is "inferred"
Cut-off Disclosedpositive
Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.
Why it applies: cutoff_grade is stated
QP/CP Signedpositive
Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.
Why it applies: qp_signed is true
NI 43-101 Compliantpositive
Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.
Why it applies: reporting_standards includes ni_43_101
PEA-Supportingneutral
Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.
Why it applies: the release names the study this estimate supports
Stale Estimatenegative
Effective date is >2 years old — data currency concern, may not reflect current geological understanding.
Why it applies: effective date is 3.4 years before this release
Metallurgical Results (3)
Fact 1La Mina · goldRecovery: 91 %Head Grade: 0.72Head Grade Unit: g/tView all detailsHide details
Identity
- Project
- La Mina
- Commodity
- gold
- Region
- colombia
- Reported Region
- Antioquia, Colombia
- Ticker
- GOLD
Test Work
- Program Status
- detailed
- Processing Route
- standard froth flotation and leach circuits
Recovery
- Recovery
- 91 %
- Recovery Basis
- actual_test
- Head Grade
- 0.72
- Head Grade Unit
- g/t
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-04-28T00:00:00.000Z
Reasoning: Excellent gold recovery is a key positive factor for the project's economics, indicating efficient processing.
Positive factors
- High gold recovery (91%) for a mill/CIL route, exceeding strong thresholds.
Evidence · table
“91”
Context: 0.72
Tags used in scoring
Mill Routeneutral
Processing via mill or concentrator (CIL, CIP, tank leach, flotation).
Why it applies: processing_route matches the flotation signal
Byproduct Commodityneutral
The tested commodity is a byproduct rather than the primary economic driver.
Why it applies: the release describes a byproduct credit
Fact 2La Mina · copperRecovery: 80 %Head Grade: 0.19Head Grade Unit: %View all detailsHide details
Identity
- Project
- La Mina
- Commodity
- copper
- Region
- colombia
- Reported Region
- Antioquia, Colombia
- Ticker
- GOLD
Test Work
- Program Status
- detailed
- Processing Route
- standard froth flotation and leach circuits
Recovery
- Recovery
- 80 %
- Recovery Basis
- actual_test
- Head Grade
- 0.19
- Head Grade Unit
- %
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-04-28T00:00:00.000Z
Reasoning: Copper recovery is acceptable but not strong, suggesting potential for optimization or a trade-off with other metals.
Negative factors
- Copper recovery (80%) is at the lower end of the weak band for flotation.
Evidence · table
“80”
Context: 0.19
Tags used in scoring
Mill Routeneutral
Processing via mill or concentrator (CIL, CIP, tank leach, flotation).
Why it applies: processing_route matches the flotation signal
Byproduct Commodityneutral
The tested commodity is a byproduct rather than the primary economic driver.
Why it applies: the release describes a byproduct credit
Fact 3La Mina · silverRecovery: 64 %Head Grade: 2.36Head Grade Unit: g/tView all detailsHide details
Identity
- Project
- La Mina
- Commodity
- silver
- Region
- colombia
- Reported Region
- Antioquia, Colombia
- Ticker
- GOLD
Test Work
- Program Status
- detailed
- Processing Route
- standard froth flotation and leach circuits
Recovery
- Recovery
- 64 %
- Recovery Basis
- actual_test
- Head Grade
- 2.36
- Head Grade Unit
- g/t
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-04-28T00:00:00.000Z
Reasoning: Low silver recovery is a negative factor that could impact overall project economics and may require further metallurgical optimization.
Negative factors
- Silver recovery (64%) is below the weak band for flotation, indicating potential processing challenges or losses.
Evidence · table
“64”
Context: 2.36
Tags used in scoring
Mill Routeneutral
Processing via mill or concentrator (CIL, CIP, tank leach, flotation).
Why it applies: processing_route matches the flotation signal
Low Recoverynegative
Recovery below the weak band for the commodity and processing route.
Why it applies: 64% is below the weak band (75%)
Byproduct Commodityneutral
The tested commodity is a byproduct rather than the primary economic driver.
Why it applies: the release describes a byproduct credit
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.