Galiano Gold Delivers Annual Mineral Reserve and Mineral Resource Update, Highlighted by Maiden Underground Mineral Resources at Nkran and Abore
Original announcement by tmx on
- Company
- Galiano Gold Inc.
- Ticker
- GAU
- Exchange
- TSX
- Region
- Ghana, West Africa
- Primary commodity
- Gold
- Secondary commodities
- None reported
- Document categories
- Resource update
- Extracted
- 2026-09-12 04:21:14 UTC
Analysis by Minestarters Atlas
Minestarters Atlas analysis
Summary
Galiano Gold Inc. announced its annual Mineral Reserve and Mineral Resource update for the Asanko Gold Mine in Ghana, West Africa, effective December 31, 2025. The update is highlighted by maiden underground Mineral Resources at the Nkran and Abore deposits, totaling 3.4 Mt Indicated at 2.74 g/t Au and 6.5 Mt Inferred at 2.52 g/t Au. The company reported Proven and Probable Mineral Reserves of 47.5 Mt at 1.29 g/t Au for 1.97 Moz gold contained, with successful infill drilling replacing depleted reserves at Abore.
Reasoning: The declaration of maiden underground resources at Nkran and Abore represents a significant positive development, opening new growth avenues and extending potential mine life. The high-grade nature of these new resources is particularly encouraging. While some estimates are based on older data, the overall update maintains a robust resource base and demonstrates successful exploration efforts to replace depletion.
Positive factors
- Maiden underground Mineral Resources declared for Nkran and Abore, opening a new growth avenue for the company.
- High-grade nature of the underground resources (2.74 g/t Indicated, 2.52 g/t Inferred) suggests strong economic potential.
- Replacement of virtually all depleted Mineral Reserves at Abore indicates successful infill and step-out drilling.
- Overall Mineral Reserve and Mineral Resource update maintains a strong resource base for the Asanko Gold Mine.
- Explicit mention of NI 43-101 compliance and multiple Qualified Persons enhances credibility.
Negative factors
- A portion of the reported Mineral Resources and Reserves are based on older effective dates (2022 and 2024), indicating some stale data.
- Significant portion of the underground resource is in the Inferred category, which is less certain and cannot support economic studies alone.
Facts used in scoring: 31
Classification and evidence
Maiden Resourceneutral
First formal MRE for the project — establishes baseline but typically exploration-stage with high Inferred component. No prior estimate exists, so every change band is not applicable.
Why it applies: The document explicitly states 'Maiden underground Mineral Resource estimates for the Abore and Nkran deposits'.
Evidence · text
“Maiden underground Mineral Resource estimates for the Abore and Nkran deposits”
NI 43-101 Compliantpositive
Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.
Why it applies: The document states that the estimates are prepared as defined under NI 43-101.
Evidence · text
“Qualified Person (as defined under NI 43-101)”
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: Multiple Qualified Persons (Eric Chen, Ertan Uludag, Amri Sinuhaji, Chris Pettman) are named as responsible for the estimates.
Evidence · text
“Mr. Eric Chen, P.Geo., Vice President Mineral Resources for Galiano Gold Inc., is the Qualified Person (as defined under NI 43-101)”
Inferred Resourcenegative
Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.
Why it applies: The document reports significant tonnages in the Inferred Mineral Resource category for both open pit and underground estimates.
Evidence · text
“Inferred Mineral Resources are estimated at 20.7 Mt at 1.14 g/t for 0.76 Moz gold contained.”
Stale Estimatenegative
Effective date is >2 years old — data currency concern, may not reflect current geological understanding.
Why it applies: Mineral Resources for Miradani North, Akwasiso, Asuadai, and Dynamite Hill are stated with an effective date of December 31, 2022, which is over two years old.
Evidence · text
“Mineral Resources for Miradani North, Akwasiso, Asuadai, and Dynamite Hill are stated with an effective date of December 31, 2022.”
Stale Estimatenegative
Effective date is >2 years old — data currency concern, may not reflect current geological understanding.
Why it applies: Mineral Reserves for Adubiaso and Midras South are stated as of December 31, 2024, which is over one year old.
Evidence · text
“The Adubiaso and Midras South are stated as of December 31, 2024.”
Stale Estimatenegative
Effective date is >2 years old — data currency concern, may not reflect current geological understanding.
Why it applies: Mineral Reserves for Miradani North and Dynamite Hill are stated as of December 31, 2022, which is over two years old.
Evidence · text
“Miradani North and Dynamite Hill are stated as of December 31, 2022.”
Tonnage Growthpositive
Tonnage increase reaching the strong tier vs prior estimate, with grade maintained or improved.
Why it applies: The updated MRMR incorporates extensive infill and step-out drilling conducted on the Abore deposit during 2025, which resulted in the replacement of virtually all depleted Mineral Reserves compared to the December 31, 2024 Mineral Reserve estimate.
Evidence · text
“The updated MRMR incorporates extensive infill and step-out drilling conducted on the Abore deposit during 2025, which resulted in the replacement of virtually all depleted Mineral Reserves compared to the December 31, 2024 Mineral Reserve estimate.”
Extracted facts
Stored fact records: 31. Some facts used in scoring do not have a stored record.
Resource Estimates (31)
indicatedAsanko Gold Mine · goldTonnes: 10800000Grade: 1.73Grade Unit: g/tContained Metal: 602Contained Unit: kozView all detailsHide details
Identity
- Project
- Asanko Gold Mine
- Commodity
- gold
- Region
- ghana
- Reported Region
- Ghana, West Africa
- Ticker
- GAU
Resource scope
- Estimate type
- resource
- Effective date
- 2025-12-31T00:00:00.000Z
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Eric Chen, Ertan Uludag, Amri Sinuhaji, Chris Pettman
- Resource group id
- resource:eebf2550715a88a52366
- Deposit or zone
- Nkran
- Mining method
- combined
- Resource basis
- gross
Resource Data
- Category
- indicated
- Tonnes
- 10800000
- Grade
- 1.73
- Grade Unit
- g/t
- Contained Metal
- 602
- Contained Unit
- koz
- Cutoff Grade
- 0.35
- Cutoff Unit
- g/t
Prior Estimate
- Resource Date
- 2025-12-31
Location
- Loc. Confidence
- inferred
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-02-12T00:00:00.000Z
Reasoning: The Nkran open pit indicated resource shows an economic grade and contributes significantly to the overall resource base, with reasonable confidence.
Positive factors
- Indicated resource category provides reasonable geological confidence.
- Economic grade for an open pit gold deposit.
Evidence · table
“10.8”
Context: Nkran
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
Resource Updateneutral
Revised estimate for an existing resource — compare to prior to assess progress.
Why it applies: the release compares against a previous estimate
inferredAsanko Gold Mine · goldTonnes: 2100000Grade: 1.02Grade Unit: g/tContained Metal: 70Contained Unit: kozView all detailsHide details
Identity
- Project
- Asanko Gold Mine
- Commodity
- gold
- Region
- ghana
- Reported Region
- Ghana, West Africa
- Ticker
- GAU
Resource scope
- Estimate type
- resource
- Effective date
- 2025-12-31T00:00:00.000Z
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Eric Chen, Ertan Uludag, Amri Sinuhaji, Chris Pettman
- Resource group id
- resource:07e40214d697bb8e14f4
- Deposit or zone
- Nkran
- Mining method
- combined
- Resource basis
- gross
Resource Data
- Category
- inferred
- Tonnes
- 2100000
- Grade
- 1.02
- Grade Unit
- g/t
- Contained Metal
- 70
- Contained Unit
- koz
- Cutoff Grade
- 0.35
- Cutoff Unit
- g/t
Prior Estimate
- Resource Date
- 2025-12-31
Location
- Loc. Confidence
- inferred
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-02-12T00:00:00.000Z
Reasoning: The Nkran open pit inferred resource provides additional potential but carries lower confidence due to its category.
Positive factors
- Economic grade for an open pit gold deposit.
Negative factors
- Inferred resource category has lower geological confidence.
Evidence · table
“2.1”
Context: Nkran
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
Resource Updateneutral
Revised estimate for an existing resource — compare to prior to assess progress.
Why it applies: the release compares against a previous estimate
indicatedAsanko Gold Mine · goldTonnes: 33000000Grade: 1.19Grade Unit: g/tContained Metal: 1266Contained Unit: kozView all detailsHide details
Identity
- Project
- Asanko Gold Mine
- Commodity
- gold
- Region
- ghana
- Reported Region
- Ghana, West Africa
- Ticker
- GAU
Resource scope
- Estimate type
- resource
- Effective date
- 2025-12-31T00:00:00.000Z
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Eric Chen, Ertan Uludag, Amri Sinuhaji, Chris Pettman
- Resource group id
- resource:dff9098ced2784f1130e
- Deposit or zone
- Esaase
- Mining method
- combined
- Resource basis
- gross
Resource Data
- Category
- indicated
- Tonnes
- 33000000
- Grade
- 1.19
- Grade Unit
- g/t
- Contained Metal
- 1266
- Contained Unit
- koz
- Cutoff Grade
- 0.4
- Cutoff Unit
- g/t
Prior Estimate
- Resource Date
- 2025-12-31
Location
- Loc. Confidence
- inferred
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-02-12T00:00:00.000Z
Reasoning: The Esaase open pit indicated resource is a substantial component of the company's resource base with an economic grade and good confidence.
Positive factors
- Large indicated resource tonnage contributes significantly to the overall resource base.
- Economic grade for an open pit gold deposit.
Evidence · table
“33.0”
Context: Esaase
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
Resource Updateneutral
Revised estimate for an existing resource — compare to prior to assess progress.
Why it applies: the release compares against a previous estimate
inferredAsanko Gold Mine · goldTonnes: 12200000Grade: 1.15Grade Unit: g/tContained Metal: 449Contained Unit: kozView all detailsHide details
Identity
- Project
- Asanko Gold Mine
- Commodity
- gold
- Region
- ghana
- Reported Region
- Ghana, West Africa
- Ticker
- GAU
Resource scope
- Estimate type
- resource
- Effective date
- 2025-12-31T00:00:00.000Z
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Eric Chen, Ertan Uludag, Amri Sinuhaji, Chris Pettman
- Resource group id
- resource:3918bb0a63b56943fc0d
- Deposit or zone
- Esaase
- Mining method
- combined
- Resource basis
- gross
Resource Data
- Category
- inferred
- Tonnes
- 12200000
- Grade
- 1.15
- Grade Unit
- g/t
- Contained Metal
- 449
- Contained Unit
- koz
- Cutoff Grade
- 0.4
- Cutoff Unit
- g/t
Prior Estimate
- Resource Date
- 2025-12-31
Location
- Loc. Confidence
- inferred
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-02-12T00:00:00.000Z
Reasoning: The Esaase open pit inferred resource adds to the overall potential but with lower confidence due to its category.
Positive factors
- Economic grade for an open pit gold deposit.
Negative factors
- Inferred resource category has lower geological confidence.
Evidence · table
“12.2”
Context: Esaase
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
Resource Updateneutral
Revised estimate for an existing resource — compare to prior to assess progress.
Why it applies: the release compares against a previous estimate
indicatedAsanko Gold Mine · goldTonnes: 10500000Grade: 1.15Grade Unit: g/tContained Metal: 388Contained Unit: kozView all detailsHide details
Identity
- Project
- Asanko Gold Mine
- Commodity
- gold
- Region
- ghana
- Reported Region
- Ghana, West Africa
- Ticker
- GAU
Resource scope
- Estimate type
- resource
- Effective date
- 2025-12-31T00:00:00.000Z
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Eric Chen, Ertan Uludag, Amri Sinuhaji, Chris Pettman
- Resource group id
- resource:2bc7c08931cf5ef6d626
- Deposit or zone
- Abore
- Mining method
- combined
- Resource basis
- gross
Resource Data
- Category
- indicated
- Tonnes
- 10500000
- Grade
- 1.15
- Grade Unit
- g/t
- Contained Metal
- 388
- Contained Unit
- koz
- Cutoff Grade
- 0.5
- Cutoff Unit
- g/t
Prior Estimate
- Resource Date
- 2025-12-31
Location
- Loc. Confidence
- inferred
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-02-12T00:00:00.000Z
Reasoning: The Abore open pit indicated resource is an economic grade deposit with reasonable confidence, contributing to the overall resource base.
Positive factors
- Indicated resource category provides reasonable geological confidence.
- Economic grade for an open pit gold deposit.
Evidence · table
“10.5”
Context: Abore
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
Resource Updateneutral
Revised estimate for an existing resource — compare to prior to assess progress.
Why it applies: the release compares against a previous estimate
inferredAsanko Gold Mine · goldTonnes: 300000Grade: 0.61Grade Unit: g/tContained Metal: 7Contained Unit: kozView all detailsHide details
Identity
- Project
- Asanko Gold Mine
- Commodity
- gold
- Region
- ghana
- Reported Region
- Ghana, West Africa
- Ticker
- GAU
Resource scope
- Estimate type
- resource
- Effective date
- 2025-12-31T00:00:00.000Z
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Eric Chen, Ertan Uludag, Amri Sinuhaji, Chris Pettman
- Resource group id
- resource:be86427825e6c3c1f5fe
- Deposit or zone
- Abore
- Mining method
- combined
- Resource basis
- gross
Resource Data
- Category
- inferred
- Tonnes
- 300000
- Grade
- 0.61
- Grade Unit
- g/t
- Contained Metal
- 7
- Contained Unit
- koz
- Cutoff Grade
- 0.5
- Cutoff Unit
- g/t
Prior Estimate
- Resource Date
- 2025-12-31
Location
- Loc. Confidence
- inferred
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-02-12T00:00:00.000Z
Reasoning: The Abore open pit inferred resource is small and marginal grade, with lower confidence due to its category.
Positive factors
- Marginal grade for an open pit gold deposit.
Negative factors
- Inferred resource category has lower geological confidence.
Evidence · table
“0.3”
Context: Abore
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
Resource Updateneutral
Revised estimate for an existing resource — compare to prior to assess progress.
Why it applies: the release compares against a previous estimate
indicatedAsanko Gold Mine · goldTonnes: 7900000Grade: 1.39Grade Unit: g/tContained Metal: 352Contained Unit: kozHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Project
- Asanko Gold Mine
- Commodity
- gold
- Region
- ghana
- Reported Region
- Ghana, West Africa
- Ticker
- GAU
Resource scope
- Estimate type
- resource
- Effective date
- 2022-12-31T00:00:00.000Z
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Eric Chen, Ertan Uludag, Amri Sinuhaji, Chris Pettman
- Resource group id
- resource:35b89dfd300316d1e462
- Deposit or zone
- Miradani North
- Resource basis
- gross
Resource Data
- Category
- indicated
- Tonnes
- 7900000
- Grade
- 1.39
- Grade Unit
- g/t
- Contained Metal
- 352
- Contained Unit
- koz
- Cutoff Grade
- 0.45
- Cutoff Unit
- g/t
Prior Estimate
- Resource Date
- 2022-12-31
Location
- Loc. Confidence
- inferred
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Historical
- Yes
- Historical Source Date
- 2022-12-31T00:00:00.000Z
Dates
- Event date
- 2026-02-12T00:00:00.000Z
Reasoning: The Miradani North indicated resource is an economic grade deposit but is based on older data, reducing its novelty.
Positive factors
- Economic grade for an open pit gold deposit.
Negative factors
- Estimate is historical, effective December 31, 2022, reducing its novelty.
Evidence · table
“7.9”
Context: Miradani North
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
Resource Updateneutral
Revised estimate for an existing resource — compare to prior to assess progress.
Why it applies: the release compares against a previous estimate
Stale Estimatenegative
Effective date is >2 years old — data currency concern, may not reflect current geological understanding.
Why it applies: effective date is 3.1 years before this release
inferredAsanko Gold Mine · goldTonnes: 2900000Grade: 1.3Grade Unit: g/tContained Metal: 122Contained Unit: kozHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Project
- Asanko Gold Mine
- Commodity
- gold
- Region
- ghana
- Reported Region
- Ghana, West Africa
- Ticker
- GAU
Resource scope
- Estimate type
- resource
- Effective date
- 2022-12-31T00:00:00.000Z
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Eric Chen, Ertan Uludag, Amri Sinuhaji, Chris Pettman
- Resource group id
- resource:10d0c64a8b187ae9b819
- Deposit or zone
- Miradani North
- Resource basis
- gross
Resource Data
- Category
- inferred
- Tonnes
- 2900000
- Grade
- 1.3
- Grade Unit
- g/t
- Contained Metal
- 122
- Contained Unit
- koz
- Cutoff Grade
- 0.45
- Cutoff Unit
- g/t
Prior Estimate
- Resource Date
- 2022-12-31
Location
- Loc. Confidence
- inferred
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Historical
- Yes
- Historical Source Date
- 2022-12-31T00:00:00.000Z
Dates
- Event date
- 2026-02-12T00:00:00.000Z
Reasoning: The Miradani North inferred resource is based on older data and has lower confidence due to its category, limiting its novelty.
Positive factors
- Economic grade for an open pit gold deposit.
Negative factors
- Inferred resource category has lower geological confidence.
- Estimate is historical, effective December 31, 2022, reducing its novelty.
Evidence · table
“2.9”
Context: Miradani North
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
Resource Updateneutral
Revised estimate for an existing resource — compare to prior to assess progress.
Why it applies: the release compares against a previous estimate
Stale Estimatenegative
Effective date is >2 years old — data currency concern, may not reflect current geological understanding.
Why it applies: effective date is 3.1 years before this release
indicatedAsanko Gold Mine · goldTonnes: 4900000Grade: 1.02Grade Unit: g/tContained Metal: 162Contained Unit: kozView all detailsHide details
Identity
- Project
- Asanko Gold Mine
- Commodity
- gold
- Region
- ghana
- Reported Region
- Ghana, West Africa
- Ticker
- GAU
Resource scope
- Estimate type
- resource
- Effective date
- 2025-12-31T00:00:00.000Z
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Eric Chen, Ertan Uludag, Amri Sinuhaji, Chris Pettman
- Resource group id
- resource:62a0f0d604c687f19cfa
- Deposit or zone
- Midras South
- Mining method
- combined
- Resource basis
- gross
Resource Data
- Category
- indicated
- Tonnes
- 4900000
- Grade
- 1.02
- Grade Unit
- g/t
- Contained Metal
- 162
- Contained Unit
- koz
- Cutoff Grade
- 0.35
- Cutoff Unit
- g/t
Prior Estimate
- Resource Date
- 2025-12-31
Location
- Loc. Confidence
- inferred
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-02-12T00:00:00.000Z
Reasoning: The Midras South indicated resource is an economic grade deposit with reasonable confidence, contributing to the overall resource base.
Positive factors
- Indicated resource category provides reasonable geological confidence.
- Economic grade for an open pit gold deposit.
Evidence · table
“4.9”
Context: Midras South
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
Resource Updateneutral
Revised estimate for an existing resource — compare to prior to assess progress.
Why it applies: the release compares against a previous estimate
inferredAsanko Gold Mine · goldTonnes: 1400000Grade: 1.06Grade Unit: g/tContained Metal: 48Contained Unit: kozView all detailsHide details
Identity
- Project
- Asanko Gold Mine
- Commodity
- gold
- Region
- ghana
- Reported Region
- Ghana, West Africa
- Ticker
- GAU
Resource scope
- Estimate type
- resource
- Effective date
- 2025-12-31T00:00:00.000Z
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Eric Chen, Ertan Uludag, Amri Sinuhaji, Chris Pettman
- Resource group id
- resource:0a0eee774e6bd100e5e2
- Deposit or zone
- Midras South
- Mining method
- combined
- Resource basis
- gross
Resource Data
- Category
- inferred
- Tonnes
- 1400000
- Grade
- 1.06
- Grade Unit
- g/t
- Contained Metal
- 48
- Contained Unit
- koz
- Cutoff Grade
- 0.35
- Cutoff Unit
- g/t
Prior Estimate
- Resource Date
- 2025-12-31
Location
- Loc. Confidence
- inferred
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-02-12T00:00:00.000Z
Reasoning: The Midras South inferred resource adds to the overall potential but with lower confidence due to its category.
Positive factors
- Economic grade for an open pit gold deposit.
Negative factors
- Inferred resource category has lower geological confidence.
Evidence · table
“1.4”
Context: Midras South
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
Resource Updateneutral
Revised estimate for an existing resource — compare to prior to assess progress.
Why it applies: the release compares against a previous estimate
indicatedAsanko Gold Mine · goldTonnes: 2600000Grade: 1.36Grade Unit: g/tContained Metal: 113Contained Unit: kozView all detailsHide details
Identity
- Project
- Asanko Gold Mine
- Commodity
- gold
- Region
- ghana
- Reported Region
- Ghana, West Africa
- Ticker
- GAU
Resource scope
- Estimate type
- resource
- Effective date
- 2025-12-31T00:00:00.000Z
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Eric Chen, Ertan Uludag, Amri Sinuhaji, Chris Pettman
- Resource group id
- resource:717d82ca02898c1890cc
- Deposit or zone
- Adubiaso
- Mining method
- combined
- Resource basis
- gross
Resource Data
- Category
- indicated
- Tonnes
- 2600000
- Grade
- 1.36
- Grade Unit
- g/t
- Contained Metal
- 113
- Contained Unit
- koz
- Cutoff Grade
- 0.35
- Cutoff Unit
- g/t
Prior Estimate
- Resource Date
- 2025-12-31
Location
- Loc. Confidence
- inferred
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-02-12T00:00:00.000Z
Reasoning: The Adubiaso indicated resource is an economic grade deposit with reasonable confidence, contributing to the overall resource base.
Positive factors
- Indicated resource category provides reasonable geological confidence.
- Economic grade for an open pit gold deposit.
Evidence · table
“2.6”
Context: Adubiaso
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
Resource Updateneutral
Revised estimate for an existing resource — compare to prior to assess progress.
Why it applies: the release compares against a previous estimate
inferredAsanko Gold Mine · goldTonnes: 400000Grade: 0.76Grade Unit: g/tContained Metal: 10Contained Unit: kozView all detailsHide details
Identity
- Project
- Asanko Gold Mine
- Commodity
- gold
- Region
- ghana
- Reported Region
- Ghana, West Africa
- Ticker
- GAU
Resource scope
- Estimate type
- resource
- Effective date
- 2025-12-31T00:00:00.000Z
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Eric Chen, Ertan Uludag, Amri Sinuhaji, Chris Pettman
- Resource group id
- resource:7be775887c20edb22110
- Deposit or zone
- Adubiaso
- Mining method
- combined
- Resource basis
- gross
Resource Data
- Category
- inferred
- Tonnes
- 400000
- Grade
- 0.76
- Grade Unit
- g/t
- Contained Metal
- 10
- Contained Unit
- koz
- Cutoff Grade
- 0.35
- Cutoff Unit
- g/t
Prior Estimate
- Resource Date
- 2025-12-31
Location
- Loc. Confidence
- inferred
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-02-12T00:00:00.000Z
Reasoning: The Adubiaso inferred resource is small and marginal grade, with lower confidence due to its category.
Positive factors
- Marginal grade for an open pit gold deposit.
Negative factors
- Inferred resource category has lower geological confidence.
Evidence · table
“0.4”
Context: Adubiaso
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
Resource Updateneutral
Revised estimate for an existing resource — compare to prior to assess progress.
Why it applies: the release compares against a previous estimate
indicatedAsanko Gold Mine · goldTonnes: 2200000Grade: 1.34Grade Unit: g/tContained Metal: 95Contained Unit: kozHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Project
- Asanko Gold Mine
- Commodity
- gold
- Region
- ghana
- Reported Region
- Ghana, West Africa
- Ticker
- GAU
Resource scope
- Estimate type
- resource
- Effective date
- 2022-12-31T00:00:00.000Z
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Eric Chen, Ertan Uludag, Amri Sinuhaji, Chris Pettman
- Resource group id
- resource:a0b3e0f27bda8f6e93aa
- Deposit or zone
- Dynamite Hill
- Resource basis
- gross
Resource Data
- Category
- indicated
- Tonnes
- 2200000
- Grade
- 1.34
- Grade Unit
- g/t
- Contained Metal
- 95
- Contained Unit
- koz
- Cutoff Grade
- 0.45
- Cutoff Unit
- g/t
Prior Estimate
- Resource Date
- 2022-12-31
Location
- Loc. Confidence
- inferred
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Historical
- Yes
- Historical Source Date
- 2022-12-31T00:00:00.000Z
Dates
- Event date
- 2026-02-12T00:00:00.000Z
Reasoning: The Dynamite Hill indicated resource is an economic grade deposit but is based on older data, reducing its novelty.
Positive factors
- Economic grade for an open pit gold deposit.
Negative factors
- Estimate is historical, effective December 31, 2022, reducing its novelty.
Evidence · table
“2.2”
Context: Dynamite Hill
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
Resource Updateneutral
Revised estimate for an existing resource — compare to prior to assess progress.
Why it applies: the release compares against a previous estimate
Stale Estimatenegative
Effective date is >2 years old — data currency concern, may not reflect current geological understanding.
Why it applies: effective date is 3.1 years before this release
inferredAsanko Gold Mine · goldTonnes: 1000000Grade: 1.24Grade Unit: g/tContained Metal: 40Contained Unit: kozHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Project
- Asanko Gold Mine
- Commodity
- gold
- Region
- ghana
- Reported Region
- Ghana, West Africa
- Ticker
- GAU
Resource scope
- Estimate type
- resource
- Effective date
- 2022-12-31T00:00:00.000Z
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Eric Chen, Ertan Uludag, Amri Sinuhaji, Chris Pettman
- Resource group id
- resource:b880e6f019894e6c67c7
- Deposit or zone
- Dynamite Hill
- Resource basis
- gross
Resource Data
- Category
- inferred
- Tonnes
- 1000000
- Grade
- 1.24
- Grade Unit
- g/t
- Contained Metal
- 40
- Contained Unit
- koz
- Cutoff Grade
- 0.45
- Cutoff Unit
- g/t
Prior Estimate
- Resource Date
- 2022-12-31
Location
- Loc. Confidence
- inferred
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Historical
- Yes
- Historical Source Date
- 2022-12-31T00:00:00.000Z
Dates
- Event date
- 2026-02-12T00:00:00.000Z
Reasoning: The Dynamite Hill inferred resource is based on older data and has lower confidence due to its category, limiting its novelty.
Positive factors
- Economic grade for an open pit gold deposit.
Negative factors
- Inferred resource category has lower geological confidence.
- Estimate is historical, effective December 31, 2022, reducing its novelty.
Evidence · table
“1.0”
Context: Dynamite Hill
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
Resource Updateneutral
Revised estimate for an existing resource — compare to prior to assess progress.
Why it applies: the release compares against a previous estimate
Stale Estimatenegative
Effective date is >2 years old — data currency concern, may not reflect current geological understanding.
Why it applies: effective date is 3.1 years before this release
indicatedAsanko Gold Mine · goldTonnes: 1600000Grade: 1.23Grade Unit: g/tContained Metal: 64Contained Unit: kozHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Project
- Asanko Gold Mine
- Commodity
- gold
- Region
- ghana
- Reported Region
- Ghana, West Africa
- Ticker
- GAU
Resource scope
- Estimate type
- resource
- Effective date
- 2022-12-31T00:00:00.000Z
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Eric Chen, Ertan Uludag, Amri Sinuhaji, Chris Pettman
- Resource group id
- resource:9d0ac5d39a6b67781c8e
- Deposit or zone
- Asuadai
- Resource basis
- gross
Resource Data
- Category
- indicated
- Tonnes
- 1600000
- Grade
- 1.23
- Grade Unit
- g/t
- Contained Metal
- 64
- Contained Unit
- koz
- Cutoff Grade
- 0.45
- Cutoff Unit
- g/t
Prior Estimate
- Resource Date
- 2022-12-31
Location
- Loc. Confidence
- inferred
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Historical
- Yes
- Historical Source Date
- 2022-12-31T00:00:00.000Z
Dates
- Event date
- 2026-02-12T00:00:00.000Z
Reasoning: The Asuadai indicated resource is an economic grade deposit but is based on older data, reducing its novelty.
Positive factors
- Economic grade for an open pit gold deposit.
Negative factors
- Estimate is historical, effective December 31, 2022, reducing its novelty.
Evidence · table
“1.6”
Context: Asuadai
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
Resource Updateneutral
Revised estimate for an existing resource — compare to prior to assess progress.
Why it applies: the release compares against a previous estimate
Stale Estimatenegative
Effective date is >2 years old — data currency concern, may not reflect current geological understanding.
Why it applies: effective date is 3.1 years before this release
inferredAsanko Gold Mine · goldTonnes: 100000Grade: 1.29Grade Unit: g/tContained Metal: 4Contained Unit: kozHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Project
- Asanko Gold Mine
- Commodity
- gold
- Region
- ghana
- Reported Region
- Ghana, West Africa
- Ticker
- GAU
Resource scope
- Estimate type
- resource
- Effective date
- 2022-12-31T00:00:00.000Z
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Eric Chen, Ertan Uludag, Amri Sinuhaji, Chris Pettman
- Resource group id
- resource:7c125542d57b790b1875
- Deposit or zone
- Asuadai
- Resource basis
- gross
Resource Data
- Category
- inferred
- Tonnes
- 100000
- Grade
- 1.29
- Grade Unit
- g/t
- Contained Metal
- 4
- Contained Unit
- koz
- Cutoff Grade
- 0.45
- Cutoff Unit
- g/t
Prior Estimate
- Resource Date
- 2022-12-31
Location
- Loc. Confidence
- inferred
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Historical
- Yes
- Historical Source Date
- 2022-12-31T00:00:00.000Z
Dates
- Event date
- 2026-02-12T00:00:00.000Z
Reasoning: The Asuadai inferred resource is very small, based on older data, and has lower confidence due to its category, limiting its novelty.
Positive factors
- Economic grade for an open pit gold deposit.
Negative factors
- Inferred resource category has lower geological confidence.
- Estimate is historical, effective December 31, 2022, reducing its novelty.
Evidence · table
“0.1”
Context: Asuadai
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
Resource Updateneutral
Revised estimate for an existing resource — compare to prior to assess progress.
Why it applies: the release compares against a previous estimate
Stale Estimatenegative
Effective date is >2 years old — data currency concern, may not reflect current geological understanding.
Why it applies: effective date is 3.1 years before this release
indicatedAsanko Gold Mine · goldTonnes: 1400000Grade: 1.16Grade Unit: g/tContained Metal: 52Contained Unit: kozHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Project
- Asanko Gold Mine
- Commodity
- gold
- Region
- ghana
- Reported Region
- Ghana, West Africa
- Ticker
- GAU
Resource scope
- Estimate type
- resource
- Effective date
- 2022-12-31T00:00:00.000Z
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Eric Chen, Ertan Uludag, Amri Sinuhaji, Chris Pettman
- Resource group id
- resource:011a149256676e532628
- Deposit or zone
- Akwasiso
- Resource basis
- gross
Resource Data
- Category
- indicated
- Tonnes
- 1400000
- Grade
- 1.16
- Grade Unit
- g/t
- Contained Metal
- 52
- Contained Unit
- koz
- Cutoff Grade
- 0.45
- Cutoff Unit
- g/t
Prior Estimate
- Resource Date
- 2022-12-31
Location
- Loc. Confidence
- inferred
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Historical
- Yes
- Historical Source Date
- 2022-12-31T00:00:00.000Z
Dates
- Event date
- 2026-02-12T00:00:00.000Z
Reasoning: The Akwasiso indicated resource is an economic grade deposit but is based on older data, reducing its novelty.
Positive factors
- Economic grade for an open pit gold deposit.
Negative factors
- Estimate is historical, effective December 31, 2022, reducing its novelty.
Evidence · table
“1.4”
Context: Akwasiso
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
Resource Updateneutral
Revised estimate for an existing resource — compare to prior to assess progress.
Why it applies: the release compares against a previous estimate
Stale Estimatenegative
Effective date is >2 years old — data currency concern, may not reflect current geological understanding.
Why it applies: effective date is 3.1 years before this release
inferredAsanko Gold Mine · goldTonnes: 200000Grade: 1.28Grade Unit: g/tContained Metal: 9Contained Unit: kozHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Project
- Asanko Gold Mine
- Commodity
- gold
- Region
- ghana
- Reported Region
- Ghana, West Africa
- Ticker
- GAU
Resource scope
- Estimate type
- resource
- Effective date
- 2022-12-31T00:00:00.000Z
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Eric Chen, Ertan Uludag, Amri Sinuhaji, Chris Pettman
- Resource group id
- resource:9177f407e68fe34ad9a9
- Deposit or zone
- Akwasiso
- Resource basis
- gross
Resource Data
- Category
- inferred
- Tonnes
- 200000
- Grade
- 1.28
- Grade Unit
- g/t
- Contained Metal
- 9
- Contained Unit
- koz
- Cutoff Grade
- 0.45
- Cutoff Unit
- g/t
Prior Estimate
- Resource Date
- 2022-12-31
Location
- Loc. Confidence
- inferred
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Historical
- Yes
- Historical Source Date
- 2022-12-31T00:00:00.000Z
Dates
- Event date
- 2026-02-12T00:00:00.000Z
Reasoning: The Akwasiso inferred resource is very small, based on older data, and has lower confidence due to its category, limiting its novelty.
Positive factors
- Economic grade for an open pit gold deposit.
Negative factors
- Inferred resource category has lower geological confidence.
- Estimate is historical, effective December 31, 2022, reducing its novelty.
Evidence · table
“0.2”
Context: Akwasiso
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
Resource Updateneutral
Revised estimate for an existing resource — compare to prior to assess progress.
Why it applies: the release compares against a previous estimate
Stale Estimatenegative
Effective date is >2 years old — data currency concern, may not reflect current geological understanding.
Why it applies: effective date is 3.1 years before this release
measuredAsanko Gold Mine · goldTonnes: 2000000Grade: 0.72Grade Unit: g/tContained Metal: 47Contained Unit: kozView all detailsHide details
Identity
- Project
- Asanko Gold Mine
- Commodity
- gold
- Region
- ghana
- Reported Region
- Ghana, West Africa
- Ticker
- GAU
Resource scope
- Estimate type
- resource
- Effective date
- 2025-12-31T00:00:00.000Z
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Eric Chen, Ertan Uludag, Amri Sinuhaji, Chris Pettman
- Resource group id
- resource:9b6f40ee4a96ffc768e1
- Deposit or zone
- Stockpiles
- Mining method
- combined
- Resource basis
- gross
Resource Data
- Category
- measured
- Tonnes
- 2000000
- Grade
- 0.72
- Grade Unit
- g/t
- Contained Metal
- 47
- Contained Unit
- koz
Prior Estimate
- Resource Date
- 2025-12-31
Location
- Loc. Confidence
- inferred
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-02-12T00:00:00.000Z
Reasoning: The stockpiles measured resource provides high confidence tonnage, albeit at a marginal grade, contributing to the overall resource base.
Positive factors
- Measured resource category provides highest geological confidence.
- Marginal grade for an open pit gold deposit.
Evidence · table
“2.0”
Context: Stockpiles
Tags used in scoring
Measured Resourcepositive
Highest confidence category — tonnage, grade, shape well-established from closely-spaced drilling. Basis for Proven Reserves.
Why it applies: category is "measured"
Cut-off Undisclosednegative
High-grade interval reported without stating the cut-off grade used for compositing.
Why it applies: no cutoff_grade was 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
Resource Updateneutral
Revised estimate for an existing resource — compare to prior to assess progress.
Why it applies: the release compares against a previous estimate
indicatedAsanko Gold Mine · goldTonnes: 1800000Grade: 2.79Grade Unit: g/tContained Metal: 164Contained Unit: kozView all detailsHide details
Identity
- Project
- Asanko Gold Mine
- Commodity
- gold
- Region
- ghana
- Reported Region
- Ghana, West Africa
- Ticker
- GAU
Resource scope
- Estimate type
- resource
- Effective date
- 2025-12-31T00:00:00.000Z
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Eric Chen, Ertan Uludag, Amri Sinuhaji, Chris Pettman
- Resource group id
- resource:5d8b2ea0d5b49e3835df
- Deposit or zone
- Nkran
- Mining method
- combined
- Resource basis
- gross
Resource Data
- Category
- indicated
- Tonnes
- 1800000
- Grade
- 2.79
- Grade Unit
- g/t
- Contained Metal
- 164
- Contained Unit
- koz
- Cutoff Grade
- 1.5
- Cutoff Unit
- g/t
Prior Estimate
- Resource Date
- 2025-12-31
Location
- Loc. Confidence
- inferred
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-02-12T00:00:00.000Z
Reasoning: The maiden indicated underground resource at Nkran is a significant positive development, offering high-grade material with reasonable confidence for future development.
Positive factors
- Maiden underground resource represents a new growth avenue.
- High-grade nature of the resource (2.79 g/t Au) is very positive for underground mining.
- Indicated resource category provides reasonable geological confidence.
Evidence · table
“1.8”
Context: Nkran
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
Resource Updateneutral
Revised estimate for an existing resource — compare to prior to assess progress.
Why it applies: the release compares against a previous estimate
inferredAsanko Gold Mine · goldTonnes: 4300000Grade: 2.61Grade Unit: g/tContained Metal: 360Contained Unit: kozView all detailsHide details
Identity
- Project
- Asanko Gold Mine
- Commodity
- gold
- Region
- ghana
- Reported Region
- Ghana, West Africa
- Ticker
- GAU
Resource scope
- Estimate type
- resource
- Effective date
- 2025-12-31T00:00:00.000Z
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Eric Chen, Ertan Uludag, Amri Sinuhaji, Chris Pettman
- Resource group id
- resource:8f4526dac2fa8ca85c90
- Deposit or zone
- Nkran
- Mining method
- combined
- Resource basis
- gross
Resource Data
- Category
- inferred
- Tonnes
- 4300000
- Grade
- 2.61
- Grade Unit
- g/t
- Contained Metal
- 360
- Contained Unit
- koz
- Cutoff Grade
- 1.5
- Cutoff Unit
- g/t
Prior Estimate
- Resource Date
- 2025-12-31
Location
- Loc. Confidence
- inferred
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-02-12T00:00:00.000Z
Reasoning: The maiden inferred underground resource at Nkran is a significant positive development due to its high grade and novelty, though it carries lower confidence.
Positive factors
- Maiden underground resource represents a new growth avenue.
- High-grade nature of the resource (2.61 g/t Au) is very positive for underground mining.
Negative factors
- Inferred resource category has lower geological confidence.
Evidence · table
“4.3”
Context: Nkran
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
Resource Updateneutral
Revised estimate for an existing resource — compare to prior to assess progress.
Why it applies: the release compares against a previous estimate
indicatedAsanko Gold Mine · goldTonnes: 1600000Grade: 2.67Grade Unit: g/tContained Metal: 139Contained Unit: kozView all detailsHide details
Identity
- Project
- Asanko Gold Mine
- Commodity
- gold
- Region
- ghana
- Reported Region
- Ghana, West Africa
- Ticker
- GAU
Resource scope
- Estimate type
- resource
- Effective date
- 2025-12-31T00:00:00.000Z
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Eric Chen, Ertan Uludag, Amri Sinuhaji, Chris Pettman
- Resource group id
- resource:f21dab70689e5e12a4a7
- Deposit or zone
- Abore
- Mining method
- combined
- Resource basis
- gross
Resource Data
- Category
- indicated
- Tonnes
- 1600000
- Grade
- 2.67
- Grade Unit
- g/t
- Contained Metal
- 139
- Contained Unit
- koz
- Cutoff Grade
- 1.5
- Cutoff Unit
- g/t
Prior Estimate
- Resource Date
- 2025-12-31
Location
- Loc. Confidence
- inferred
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-02-12T00:00:00.000Z
Reasoning: The maiden indicated underground resource at Abore is a significant positive development, offering high-grade material with reasonable confidence for future development.
Positive factors
- Maiden underground resource represents a new growth avenue.
- High-grade nature of the resource (2.67 g/t Au) is very positive for underground mining.
- Indicated resource category provides reasonable geological confidence.
Evidence · table
“1.6”
Context: Abore
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
Resource Updateneutral
Revised estimate for an existing resource — compare to prior to assess progress.
Why it applies: the release compares against a previous estimate
inferredAsanko Gold Mine · goldTonnes: 2200000Grade: 2.32Grade Unit: g/tContained Metal: 165Contained Unit: kozView all detailsHide details
Identity
- Project
- Asanko Gold Mine
- Commodity
- gold
- Region
- ghana
- Reported Region
- Ghana, West Africa
- Ticker
- GAU
Resource scope
- Estimate type
- resource
- Effective date
- 2025-12-31T00:00:00.000Z
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Eric Chen, Ertan Uludag, Amri Sinuhaji, Chris Pettman
- Resource group id
- resource:0b5e479897a7518ed0f0
- Deposit or zone
- Abore
- Mining method
- combined
- Resource basis
- gross
Resource Data
- Category
- inferred
- Tonnes
- 2200000
- Grade
- 2.32
- Grade Unit
- g/t
- Contained Metal
- 165
- Contained Unit
- koz
- Cutoff Grade
- 1.5
- Cutoff Unit
- g/t
Prior Estimate
- Resource Date
- 2025-12-31
Location
- Loc. Confidence
- inferred
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-02-12T00:00:00.000Z
Reasoning: The maiden inferred underground resource at Abore is a significant positive development due to its high grade and novelty, though it carries lower confidence.
Positive factors
- Maiden underground resource represents a new growth avenue.
- High-grade nature of the resource (2.32 g/t Au) is very positive for underground mining.
Negative factors
- Inferred resource category has lower geological confidence.
Evidence · table
“2.2”
Context: Abore
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
Resource Updateneutral
Revised estimate for an existing resource — compare to prior to assess progress.
Why it applies: the release compares against a previous estimate
probableAsanko Gold Mine · goldTonnes: 10600000Grade: 1.67Grade Unit: g/tContained Metal: 570Contained Unit: kozView all detailsHide details
Identity
- Project
- Asanko Gold Mine
- Commodity
- gold
- Region
- ghana
- Reported Region
- Ghana, West Africa
- Ticker
- GAU
Resource scope
- Estimate type
- reserve
- Effective date
- 2025-12-31T00:00:00.000Z
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Eric Chen, Ertan Uludag, Amri Sinuhaji, Chris Pettman
- Resource group id
- resource:511ff2a519ec48e25aa2
- Deposit or zone
- Nkran
- Mining method
- combined
- Resource basis
- gross
Resource Data
- Category
- probable
- Tonnes
- 10600000
- Grade
- 1.67
- Grade Unit
- g/t
- Contained Metal
- 570
- Contained Unit
- koz
- Cutoff Grade
- 0.35
- Cutoff Unit
- g/t
Prior Estimate
- Resource Date
- 2025-12-31
Location
- Loc. Confidence
- inferred
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-02-12T00:00:00.000Z
Reasoning: The Nkran open pit probable reserve is a significant and economically viable component of the company's reserves.
Positive factors
- Probable reserve category indicates high confidence in economic viability.
- Economic grade for an open pit gold reserve.
Evidence · table
“10.6”
Context: Nkran
Tags used in scoring
Probable Reservepositive
Indicated Resource with demonstrated economic viability after applying modifying factors.
Why it applies: category is "probable"
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
Resource Updateneutral
Revised estimate for an existing resource — compare to prior to assess progress.
Why it applies: the release compares against a previous estimate
probableAsanko Gold Mine · goldTonnes: 14800000Grade: 1.12Grade Unit: g/tContained Metal: 531Contained Unit: kozView all detailsHide details
Identity
- Project
- Asanko Gold Mine
- Commodity
- gold
- Region
- ghana
- Reported Region
- Ghana, West Africa
- Ticker
- GAU
Resource scope
- Estimate type
- reserve
- Effective date
- 2025-12-31T00:00:00.000Z
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Eric Chen, Ertan Uludag, Amri Sinuhaji, Chris Pettman
- Resource group id
- resource:30fdc61db2aaccabeffe
- Deposit or zone
- Esaase
- Mining method
- combined
- Resource basis
- gross
Resource Data
- Category
- probable
- Tonnes
- 14800000
- Grade
- 1.12
- Grade Unit
- g/t
- Contained Metal
- 531
- Contained Unit
- koz
- Cutoff Grade
- 0.6
- Cutoff Unit
- g/t
Prior Estimate
- Resource Date
- 2025-12-31
Location
- Loc. Confidence
- inferred
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-02-12T00:00:00.000Z
Reasoning: The Esaase open pit probable reserve is a substantial and economically viable component of the company's reserves.
Positive factors
- Probable reserve category indicates high confidence in economic viability.
- Economic grade for an open pit gold reserve.
Evidence · table
“14.8”
Context: Esaase
Tags used in scoring
Probable Reservepositive
Indicated Resource with demonstrated economic viability after applying modifying factors.
Why it applies: category is "probable"
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
Resource Updateneutral
Revised estimate for an existing resource — compare to prior to assess progress.
Why it applies: the release compares against a previous estimate
probableAsanko Gold Mine · goldTonnes: 9300000Grade: 1.16Grade Unit: g/tContained Metal: 346Contained Unit: kozView all detailsHide details
Identity
- Project
- Asanko Gold Mine
- Commodity
- gold
- Region
- ghana
- Reported Region
- Ghana, West Africa
- Ticker
- GAU
Resource scope
- Estimate type
- reserve
- Effective date
- 2025-12-31T00:00:00.000Z
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Eric Chen, Ertan Uludag, Amri Sinuhaji, Chris Pettman
- Resource group id
- resource:4c9c84ef21b63445c92d
- Deposit or zone
- Abore
- Mining method
- combined
- Resource basis
- gross
Resource Data
- Category
- probable
- Tonnes
- 9300000
- Grade
- 1.16
- Grade Unit
- g/t
- Contained Metal
- 346
- Contained Unit
- koz
- Cutoff Grade
- 0.5
- Cutoff Unit
- g/t
Prior Estimate
- Resource Date
- 2025-12-31
Location
- Loc. Confidence
- inferred
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-02-12T00:00:00.000Z
Reasoning: The Abore open pit probable reserve is an economically viable component of the company's reserves, with high confidence.
Positive factors
- Probable reserve category indicates high confidence in economic viability.
- Economic grade for an open pit gold reserve.
Evidence · table
“9.3”
Context: Abore
Tags used in scoring
Probable Reservepositive
Indicated Resource with demonstrated economic viability after applying modifying factors.
Why it applies: category is "probable"
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
Resource Updateneutral
Revised estimate for an existing resource — compare to prior to assess progress.
Why it applies: the release compares against a previous estimate
probableAsanko Gold Mine · goldTonnes: 6800000Grade: 1.41Grade Unit: g/tContained Metal: 310Contained Unit: kozHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Project
- Asanko Gold Mine
- Commodity
- gold
- Region
- ghana
- Reported Region
- Ghana, West Africa
- Ticker
- GAU
Resource scope
- Estimate type
- reserve
- Effective date
- 2022-12-31T00:00:00.000Z
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Eric Chen, Ertan Uludag, Amri Sinuhaji, Chris Pettman
- Resource group id
- resource:faf5ae9f2e1c397f6abb
- Deposit or zone
- Miradani North
- Resource basis
- gross
Resource Data
- Category
- probable
- Tonnes
- 6800000
- Grade
- 1.41
- Grade Unit
- g/t
- Contained Metal
- 310
- Contained Unit
- koz
- Cutoff Grade
- 0.5
- Cutoff Unit
- g/t
Prior Estimate
- Resource Date
- 2022-12-31
Location
- Loc. Confidence
- inferred
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Historical
- Yes
- Historical Source Date
- 2022-12-31T00:00:00.000Z
Dates
- Event date
- 2026-02-12T00:00:00.000Z
Reasoning: The Miradani North probable reserve is an economically viable component but is based on older data, reducing its novelty.
Positive factors
- Probable reserve category indicates high confidence in economic viability.
- Economic grade for an open pit gold reserve.
Negative factors
- Estimate is historical, effective December 31, 2022, reducing its novelty.
Evidence · table
“6.8”
Context: Miradani North
Tags used in scoring
Probable Reservepositive
Indicated Resource with demonstrated economic viability after applying modifying factors.
Why it applies: category is "probable"
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
Resource Updateneutral
Revised estimate for an existing resource — compare to prior to assess progress.
Why it applies: the release compares against a previous estimate
Stale Estimatenegative
Effective date is >2 years old — data currency concern, may not reflect current geological understanding.
Why it applies: effective date is 3.1 years before this release
probableAsanko Gold Mine · goldTonnes: 1100000Grade: 1.31Grade Unit: g/tContained Metal: 45Contained Unit: kozHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Project
- Asanko Gold Mine
- Commodity
- gold
- Region
- ghana
- Reported Region
- Ghana, West Africa
- Ticker
- GAU
Resource scope
- Estimate type
- reserve
- Effective date
- 2022-12-31T00:00:00.000Z
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Eric Chen, Ertan Uludag, Amri Sinuhaji, Chris Pettman
- Resource group id
- resource:a5f7a5e51357543985fd
- Deposit or zone
- Dynamite Hill
- Resource basis
- gross
Resource Data
- Category
- probable
- Tonnes
- 1100000
- Grade
- 1.31
- Grade Unit
- g/t
- Contained Metal
- 45
- Contained Unit
- koz
- Cutoff Grade
- 0.5
- Cutoff Unit
- g/t
Prior Estimate
- Resource Date
- 2022-12-31
Location
- Loc. Confidence
- inferred
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Historical
- Yes
- Historical Source Date
- 2022-12-31T00:00:00.000Z
Dates
- Event date
- 2026-02-12T00:00:00.000Z
Reasoning: The Dynamite Hill probable reserve is an economically viable component but is based on older data, reducing its novelty.
Positive factors
- Probable reserve category indicates high confidence in economic viability.
- Economic grade for an open pit gold reserve.
Negative factors
- Estimate is historical, effective December 31, 2022, reducing its novelty.
Evidence · table
“1.1”
Context: Dynamite Hill
Tags used in scoring
Probable Reservepositive
Indicated Resource with demonstrated economic viability after applying modifying factors.
Why it applies: category is "probable"
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
Resource Updateneutral
Revised estimate for an existing resource — compare to prior to assess progress.
Why it applies: the release compares against a previous estimate
Stale Estimatenegative
Effective date is >2 years old — data currency concern, may not reflect current geological understanding.
Why it applies: effective date is 3.1 years before this release
probableAsanko Gold Mine · goldTonnes: 1500000Grade: 1.39Grade Unit: g/tContained Metal: 67Contained Unit: kozHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Project
- Asanko Gold Mine
- Commodity
- gold
- Region
- ghana
- Reported Region
- Ghana, West Africa
- Ticker
- GAU
Resource scope
- Estimate type
- reserve
- Effective date
- 2024-12-31T00:00:00.000Z
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Eric Chen, Ertan Uludag, Amri Sinuhaji, Chris Pettman
- Resource group id
- resource:a7e722981491dfe08780
- Deposit or zone
- Adubiaso
- Resource basis
- gross
Resource Data
- Category
- probable
- Tonnes
- 1500000
- Grade
- 1.39
- Grade Unit
- g/t
- Contained Metal
- 67
- Contained Unit
- koz
- Cutoff Grade
- 0.4
- Cutoff Unit
- g/t
Prior Estimate
- Resource Date
- 2024-12-31
Location
- Loc. Confidence
- inferred
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Historical
- Yes
- Historical Source Date
- 2024-12-31T00:00:00.000Z
Dates
- Event date
- 2026-02-12T00:00:00.000Z
Reasoning: The Adubiaso probable reserve is an economically viable component but is based on older data, reducing its novelty.
Positive factors
- Probable reserve category indicates high confidence in economic viability.
- Economic grade for an open pit gold reserve.
Negative factors
- Estimate is historical, effective December 31, 2024, reducing its novelty.
Evidence · table
“1.5”
Context: Adubiaso
Tags used in scoring
Probable Reservepositive
Indicated Resource with demonstrated economic viability after applying modifying factors.
Why it applies: category is "probable"
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
Resource Updateneutral
Revised estimate for an existing resource — compare to prior to assess progress.
Why it applies: the release compares against a previous estimate
probableAsanko Gold Mine · goldTonnes: 1400000Grade: 1.12Grade Unit: g/tContained Metal: 49Contained Unit: kozHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Project
- Asanko Gold Mine
- Commodity
- gold
- Region
- ghana
- Reported Region
- Ghana, West Africa
- Ticker
- GAU
Resource scope
- Estimate type
- reserve
- Effective date
- 2024-12-31T00:00:00.000Z
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Eric Chen, Ertan Uludag, Amri Sinuhaji, Chris Pettman
- Resource group id
- resource:1415727a0c7691180142
- Deposit or zone
- Midras South
- Resource basis
- gross
Resource Data
- Category
- probable
- Tonnes
- 1400000
- Grade
- 1.12
- Grade Unit
- g/t
- Contained Metal
- 49
- Contained Unit
- koz
- Cutoff Grade
- 0.4
- Cutoff Unit
- g/t
Prior Estimate
- Resource Date
- 2024-12-31
Location
- Loc. Confidence
- inferred
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Historical
- Yes
- Historical Source Date
- 2024-12-31T00:00:00.000Z
Dates
- Event date
- 2026-02-12T00:00:00.000Z
Reasoning: The Midras South probable reserve is an economically viable component but is based on older data, reducing its novelty.
Positive factors
- Probable reserve category indicates high confidence in economic viability.
- Economic grade for an open pit gold reserve.
Negative factors
- Estimate is historical, effective December 31, 2024, reducing its novelty.
Evidence · table
“1.4”
Context: Midras South
Tags used in scoring
Probable Reservepositive
Indicated Resource with demonstrated economic viability after applying modifying factors.
Why it applies: category is "probable"
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
Resource Updateneutral
Revised estimate for an existing resource — compare to prior to assess progress.
Why it applies: the release compares against a previous estimate
provenAsanko Gold Mine · goldTonnes: 2000000Grade: 0.72Grade Unit: g/tContained Metal: 47Contained Unit: kozView all detailsHide details
Identity
- Project
- Asanko Gold Mine
- Commodity
- gold
- Region
- ghana
- Reported Region
- Ghana, West Africa
- Ticker
- GAU
Resource scope
- Estimate type
- reserve
- Effective date
- 2025-12-31T00:00:00.000Z
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Eric Chen, Ertan Uludag, Amri Sinuhaji, Chris Pettman
- Resource group id
- resource:ec9b8c6ac8879329360a
- Deposit or zone
- Stockpiles
- Mining method
- combined
- Resource basis
- gross
Resource Data
- Category
- proven
- Tonnes
- 2000000
- Grade
- 0.72
- Grade Unit
- g/t
- Contained Metal
- 47
- Contained Unit
- koz
Prior Estimate
- Resource Date
- 2025-12-31
Location
- Loc. Confidence
- inferred
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-02-12T00:00:00.000Z
Reasoning: The stockpiles proven reserve provides high confidence tonnage, albeit at a marginal grade, contributing to the overall reserve base.
Positive factors
- Proven reserve category indicates highest confidence in economic viability.
- Marginal grade for an open pit gold reserve.
Evidence · table
“2.0”
Context: Stockpiles
Tags used in scoring
Proven Reservepositive
Measured Resource with demonstrated economic viability after applying modifying factors.
Why it applies: category is "proven"
Cut-off Undisclosednegative
High-grade interval reported without stating the cut-off grade used for compositing.
Why it applies: no cutoff_grade was 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
Resource Updateneutral
Revised estimate for an existing resource — compare to prior to assess progress.
Why it applies: the release compares against a previous estimate
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.