Capstone Copper Completes Acquisition of San Pietro Copper Concessions, Consolidating the Mantoverde-Santo Domingo Copper District
Original announcement by tmx on
- Company
- Capstone Copper Corp.
- Ticker
- CS
- Exchange
- TSX
- Region
- Atacama Region, Chile
- Primary commodity
- Copper
- Secondary commodities
- Gold, Iron ore, Cobalt
- Document categories
- Resource update, Agreement transaction
- Extracted
- 2026-09-15 18:23:44 UTC
Analysis by Minestarters Atlas
Minestarters Atlas analysis
Summary
Capstone Copper has completed the acquisition of the San Pietro copper-gold-iron-cobalt project in Chile's Atacama Region, strategically consolidating its Mantoverde-Santo Domingo copper district. The acquisition adds approximately 16,000 hectares of prospective ground and an initial NI 43-101 compliant Inferred Mineral Resource of 492 million tonnes grading 0.23% copper and 0.05 g/t gold at San Pietro. The company also provided updated Mineral Resource and Reserve estimates for its Mantoverde and Santo Domingo projects, further strengthening its position in the region.
Reasoning: Capstone Copper's acquisition of the San Pietro project significantly expands its resource base and consolidates its strategic position in the Atacama copper district, despite the initial San Pietro resource being entirely Inferred. The release also provides updated, NI 43-101 compliant resource and reserve estimates for its Mantoverde and Santo Domingo projects, all signed off by a Qualified Person.
Positive factors
- Strategic Acquisition
- Significant Resource Addition
- District Consolidation
- Exploration Upside
- QP/CP Signed
- NI 43-101 Compliant
- Contained Metal Growth
Negative factors
- All Inferred
- Historical Estimate Only
- Cut-off Undisclosed
Facts used in scoring: 89
Classification and evidence
Acquisition Completedpositive · Story-specific tag
No canonical definition is currently available.
Why it applies: Capstone Copper announced the completion of the acquisition of the San Pietro copper concessions.
Evidence · text
“Capstone Copper Completes Acquisition of San Pietro Copper Concessions”
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 Rincones and Colla deposits at San Pietro host an existing NI 43-101 compliant Inferred Mineral Resource, which is the initial resource estimate for the project.
Evidence · text
“The Project includes the Rincones and Colla deposits, which host an existing NI 43-101 compliant Inferred Mineral Resource of 492 million tonnes”
All Inferrednegative
M&I share below the weak bound — very early stage, no engineering confidence.
Why it applies: The San Pietro resource estimate is entirely comprised of Inferred Mineral Resources (83 million tonnes of oxide Inferred and 410 million tonnes of sulphide Inferred).
Evidence · text
“The Rincones and Colla initial resource estimate comprises 83 million tonnes of oxide Inferred Mineral Resource and 410 million tonnes of sulphide Inferred Mineral Resource.”
NI 43-101 Compliantpositive
Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.
Why it applies: The San Pietro resource is stated to be NI 43-101 compliant.
Evidence · text
“NI 43-101 compliant Inferred Mineral Resource”
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 San Pietro resource was completed by independent qualified persons (Dr. Bruce David, PhD, FAusIMM and Susan Lomas, P.Geo).
Evidence · text
“completed by independent qualified persons (Dr. Bruce David, PhD, FAusIMM and Susan Lomas, P.Geo)”
Resource Updateneutral
Revised estimate for an existing resource — compare to prior to assess progress.
Why it applies: The document provides updated Mineral Resource estimates for Mantoverde and Santo Domingo.
Evidence · text
“Estimated Mineral Resources & Mineral Reserves for Mantoverde and Santo Domingo”
Proven Reservepositive
Measured Resource with demonstrated economic viability after applying modifying factors.
Why it applies: The document reports Proven Reserves for Santo Domingo and Mantoverde.
Evidence · table
“Proven”
Context: 130,945
Probable Reservepositive
Indicated Resource with demonstrated economic viability after applying modifying factors.
Why it applies: The document reports Probable Reserves for Santo Domingo and Mantoverde.
Evidence · table
“Probable”
Context: 305,111
Historical Estimate Onlynegative
Estimate pre-dates or does not comply with current JORC/NI 43-101 standards — requires verification drilling.
Why it applies: The Sierra Norte resource is explicitly stated as a 'Historical Mineral Resource' and 'strictly historical in nature and are non compliant with NI 43-101'.
Evidence · text
“Historical Mineral Resource Estimate for Sierra Norte”
No QP/CP Disclosurenegative
No Qualified Person or Competent Person named — lower credibility for the estimate. A QP/CP should be a member of a recognized professional association with relevant experience.
Why it applies: The Sierra Norte historical estimate states that 'A qualified person has not done sufficient work to classify the historical estimates as current “mineral resources”'.
Evidence · text
“A qualified person has not done sufficient work to classify the historical estimates as current “mineral resources””
Cut-off Undisclosednegative
High-grade interval reported without stating the cut-off grade used for compositing.
Why it applies: The specific cut-off grade for Mantoverde reserves is not a single value but varies by process and zone, making direct comparison difficult.
Evidence · text
“Mineral Reserves for flotation are estimated above a 0.20% Total Copper (TCu) cut-off. Mineral Reserves for leach are estimated above a 0.10% Soluble Copper (SCu) cut-off for Dump leach, with a variable Heap cut-off between 0.16% and 0.21% SCu to reflect ore availability.”
Extracted facts
Stored fact records: 89. Some facts used in scoring do not have a stored record.
Resource Estimates (89)
inferredSan Pietro · copperTonnes: 83000000Grade: 0.23Grade Unit: %Contained Metal: 759Contained Unit: mlbView all detailsHide details
Identity
- Project
- San Pietro
- Commodity
- copper
- Region
- chile
- Reported Region
- Atacama Region, Chile
- Ticker
- CS
Resource scope
- Estimate type
- resource
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Dr. Bruce David, Susan Lomas
- Resource group id
- resource:1cde1b340185e1e4ec13
- Material type
- oxide
Resource Data
- Category
- inferred
- Tonnes
- 83000000
- Grade
- 0.23
- Grade Unit
- %
- Contained Metal
- 759
- Contained Unit
- mlb
- Cutoff Grade
- 0.3
- Cutoff Unit
- % CuEq
Prior Estimate
- Resource Date
- 2025-01-24
Metal Equivalent
- Assumptions Disclosed
- No
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-31T00:00:00.000Z
Reasoning: This is a maiden Inferred resource for copper in the oxide zone of the newly acquired San Pietro project, contributing to the overall mineral inventory, though its confidence level is low.
Positive factors
- NI 43-101 Compliant
- QP/CP Signed
- Maiden Resource
Negative factors
- All Inferred
Evidence · table
“0.23”
Context: 83
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
inferredSan Pietro · goldTonnes: 83000000Grade: 0.06Grade Unit: g/tContained Metal: 150Contained Unit: kozView all detailsHide details
Identity
- Project
- San Pietro
- Commodity
- gold
- Region
- chile
- Reported Region
- Atacama Region, Chile
- Ticker
- CS
Resource scope
- Estimate type
- resource
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Dr. Bruce David, Susan Lomas
- Resource group id
- resource:1cde1b340185e1e4ec13
- Material type
- oxide
Resource Data
- Category
- inferred
- Tonnes
- 83000000
- Grade
- 0.06
- Grade Unit
- g/t
- Contained Metal
- 150
- Contained Unit
- koz
- Cutoff Grade
- 0.3
- Cutoff Unit
- % CuEq
Prior Estimate
- Resource Date
- 2025-01-24
Metal Equivalent
- Assumptions Disclosed
- No
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-31T00:00:00.000Z
Reasoning: This is a maiden Inferred resource for gold in the oxide zone of the newly acquired San Pietro project, contributing to the overall mineral inventory, though its confidence level is low.
Positive factors
- NI 43-101 Compliant
- QP/CP Signed
- Maiden Resource
Negative factors
- All Inferred
Evidence · table
“0.06”
Context: 83
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
inferredSan Pietro · cobaltTonnes: 83000000Grade: 96Grade Unit: ppmContained Metal: 17Contained Unit: mlbView all detailsHide details
Identity
- Project
- San Pietro
- Commodity
- cobalt
- Region
- chile
- Reported Region
- Atacama Region, Chile
- Ticker
- CS
Resource scope
- Estimate type
- resource
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Dr. Bruce David, Susan Lomas
- Resource group id
- resource:1cde1b340185e1e4ec13
- Material type
- oxide
Resource Data
- Category
- inferred
- Tonnes
- 83000000
- Grade
- 96
- Grade Unit
- ppm
- Contained Metal
- 17
- Contained Unit
- mlb
- Cutoff Grade
- 0.3
- Cutoff Unit
- % CuEq
Prior Estimate
- Resource Date
- 2025-01-24
Metal Equivalent
- Assumptions Disclosed
- No
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-31T00:00:00.000Z
Reasoning: This is a maiden Inferred resource for cobalt in the oxide zone of the newly acquired San Pietro project, contributing to the overall mineral inventory, though its confidence level is low.
Positive factors
- NI 43-101 Compliant
- QP/CP Signed
- Maiden Resource
Negative factors
- All Inferred
Evidence · table
“96”
Context: 83
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
inferredSan Pietro · iron_oreTonnes: 83000000Grade: 14.8Grade Unit: %Contained Metal: 27Contained Unit: blbView all detailsHide details
Identity
- Project
- San Pietro
- Commodity
- iron_ore
- Region
- chile
- Reported Region
- Atacama Region, Chile
- Ticker
- CS
Resource scope
- Estimate type
- resource
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Dr. Bruce David, Susan Lomas
- Resource group id
- resource:1cde1b340185e1e4ec13
- Material type
- oxide
Resource Data
- Category
- inferred
- Tonnes
- 83000000
- Grade
- 14.8
- Grade Unit
- %
- Contained Metal
- 27
- Contained Unit
- blb
- Cutoff Grade
- 0.3
- Cutoff Unit
- % CuEq
Prior Estimate
- Resource Date
- 2025-01-24
Metal Equivalent
- Assumptions Disclosed
- No
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-31T00:00:00.000Z
Reasoning: This is a maiden Inferred resource for iron in the oxide zone of the newly acquired San Pietro project, contributing to the overall mineral inventory, though its confidence level is low.
Positive factors
- NI 43-101 Compliant
- QP/CP Signed
- Maiden Resource
Negative factors
- All Inferred
Evidence · table
“14.80”
Context: 83
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
inferredSan Pietro · copperTonnes: 410000000Grade: 0.23Grade Unit: %Contained Metal: 3686Contained Unit: mlbView all detailsHide details
Identity
- Project
- San Pietro
- Commodity
- copper
- Region
- chile
- Reported Region
- Atacama Region, Chile
- Ticker
- CS
Resource scope
- Estimate type
- resource
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Dr. Bruce David, Susan Lomas
- Resource group id
- resource:f4a6be602ba86ef8169c
- Material type
- sulphide
Resource Data
- Category
- inferred
- Tonnes
- 410000000
- Grade
- 0.23
- Grade Unit
- %
- Contained Metal
- 3686
- Contained Unit
- mlb
- Cutoff Grade
- 0.3
- Cutoff Unit
- % CuEq
Prior Estimate
- Resource Date
- 2025-01-24
Metal Equivalent
- Assumptions Disclosed
- No
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-31T00:00:00.000Z
Reasoning: This is a maiden Inferred resource for copper in the sulphide zone of the newly acquired San Pietro project, contributing significantly to the overall mineral inventory, though its confidence level is low.
Positive factors
- NI 43-101 Compliant
- QP/CP Signed
- Maiden Resource
Negative factors
- All Inferred
Evidence · table
“0.23”
Context: 410
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
inferredSan Pietro · goldTonnes: 410000000Grade: 0.05Grade Unit: g/tContained Metal: 620Contained Unit: kozView all detailsHide details
Identity
- Project
- San Pietro
- Commodity
- gold
- Region
- chile
- Reported Region
- Atacama Region, Chile
- Ticker
- CS
Resource scope
- Estimate type
- resource
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Dr. Bruce David, Susan Lomas
- Resource group id
- resource:f4a6be602ba86ef8169c
- Material type
- sulphide
Resource Data
- Category
- inferred
- Tonnes
- 410000000
- Grade
- 0.05
- Grade Unit
- g/t
- Contained Metal
- 620
- Contained Unit
- koz
- Cutoff Grade
- 0.3
- Cutoff Unit
- % CuEq
Prior Estimate
- Resource Date
- 2025-01-24
Metal Equivalent
- Assumptions Disclosed
- No
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-31T00:00:00.000Z
Reasoning: This is a maiden Inferred resource for gold in the sulphide zone of the newly acquired San Pietro project, contributing to the overall mineral inventory, though its confidence level is low.
Positive factors
- NI 43-101 Compliant
- QP/CP Signed
- Maiden Resource
Negative factors
- All Inferred
Evidence · table
“0.05”
Context: 410
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
inferredSan Pietro · cobaltTonnes: 410000000Grade: 99Grade Unit: ppmContained Metal: 90Contained Unit: mlbView all detailsHide details
Identity
- Project
- San Pietro
- Commodity
- cobalt
- Region
- chile
- Reported Region
- Atacama Region, Chile
- Ticker
- CS
Resource scope
- Estimate type
- resource
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Dr. Bruce David, Susan Lomas
- Resource group id
- resource:f4a6be602ba86ef8169c
- Material type
- sulphide
Resource Data
- Category
- inferred
- Tonnes
- 410000000
- Grade
- 99
- Grade Unit
- ppm
- Contained Metal
- 90
- Contained Unit
- mlb
- Cutoff Grade
- 0.3
- Cutoff Unit
- % CuEq
Prior Estimate
- Resource Date
- 2025-01-24
Metal Equivalent
- Assumptions Disclosed
- No
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-31T00:00:00.000Z
Reasoning: This is a maiden Inferred resource for cobalt in the sulphide zone of the newly acquired San Pietro project, contributing to the overall mineral inventory, though its confidence level is low.
Positive factors
- NI 43-101 Compliant
- QP/CP Signed
- Maiden Resource
Negative factors
- All Inferred
Evidence · table
“99”
Context: 410
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
inferredSan Pietro · iron_oreTonnes: 410000000Grade: 14.35Grade Unit: %Contained Metal: 130Contained Unit: blbView all detailsHide details
Identity
- Project
- San Pietro
- Commodity
- iron_ore
- Region
- chile
- Reported Region
- Atacama Region, Chile
- Ticker
- CS
Resource scope
- Estimate type
- resource
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Dr. Bruce David, Susan Lomas
- Resource group id
- resource:f4a6be602ba86ef8169c
- Material type
- sulphide
Resource Data
- Category
- inferred
- Tonnes
- 410000000
- Grade
- 14.35
- Grade Unit
- %
- Contained Metal
- 130
- Contained Unit
- blb
- Cutoff Grade
- 0.3
- Cutoff Unit
- % CuEq
Prior Estimate
- Resource Date
- 2025-01-24
Metal Equivalent
- Assumptions Disclosed
- No
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-31T00:00:00.000Z
Reasoning: This is a maiden Inferred resource for iron in the sulphide zone of the newly acquired San Pietro project, contributing to the overall mineral inventory, though its confidence level is low.
Positive factors
- NI 43-101 Compliant
- QP/CP Signed
- Maiden Resource
Negative factors
- All Inferred
Evidence · table
“14.35”
Context: 410
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
inferredSan Pietro · copperTonnes: 492000000Grade: 0.23Grade Unit: %Contained Metal: 4444Contained Unit: mlbView all detailsHide details
Identity
- Project
- San Pietro
- Commodity
- copper
- Region
- chile
- Reported Region
- Atacama Region, Chile
- Ticker
- CS
Resource scope
- Estimate type
- resource
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Dr. Bruce David, Susan Lomas
- Resource group id
- resource:7c0113f8a2c2d0ead93d
- Material type
- mixed
Resource Data
- Category
- inferred
- Tonnes
- 492000000
- Grade
- 0.23
- Grade Unit
- %
- Contained Metal
- 4444
- Contained Unit
- mlb
- Cutoff Grade
- 0.3
- Cutoff Unit
- % CuEq
Prior Estimate
- Resource Date
- 2025-01-24
Metal Equivalent
- Assumptions Disclosed
- No
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-31T00:00:00.000Z
Reasoning: This is the total maiden Inferred resource for copper at the newly acquired San Pietro project, representing a significant addition to the company's mineral inventory, though its confidence level is low.
Positive factors
- NI 43-101 Compliant
- QP/CP Signed
- Maiden Resource
Negative factors
- All Inferred
Evidence · table
“0.23”
Context: 492
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
inferredSan Pietro · goldTonnes: 492000000Grade: 0.05Grade Unit: g/tContained Metal: 770Contained Unit: kozView all detailsHide details
Identity
- Project
- San Pietro
- Commodity
- gold
- Region
- chile
- Reported Region
- Atacama Region, Chile
- Ticker
- CS
Resource scope
- Estimate type
- resource
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Dr. Bruce David, Susan Lomas
- Resource group id
- resource:7c0113f8a2c2d0ead93d
- Material type
- mixed
Resource Data
- Category
- inferred
- Tonnes
- 492000000
- Grade
- 0.05
- Grade Unit
- g/t
- Contained Metal
- 770
- Contained Unit
- koz
- Cutoff Grade
- 0.3
- Cutoff Unit
- % CuEq
Prior Estimate
- Resource Date
- 2025-01-24
Metal Equivalent
- Assumptions Disclosed
- No
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-31T00:00:00.000Z
Reasoning: This is the total maiden Inferred resource for gold at the newly acquired San Pietro project, representing a significant addition to the company's mineral inventory, though its confidence level is low.
Positive factors
- NI 43-101 Compliant
- QP/CP Signed
- Maiden Resource
Negative factors
- All Inferred
Evidence · table
“0.05”
Context: 492
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
inferredSan Pietro · cobaltTonnes: 492000000Grade: 99Grade Unit: ppmContained Metal: 107Contained Unit: mlbView all detailsHide details
Identity
- Project
- San Pietro
- Commodity
- cobalt
- Region
- chile
- Reported Region
- Atacama Region, Chile
- Ticker
- CS
Resource scope
- Estimate type
- resource
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Dr. Bruce David, Susan Lomas
- Resource group id
- resource:7c0113f8a2c2d0ead93d
- Material type
- mixed
Resource Data
- Category
- inferred
- Tonnes
- 492000000
- Grade
- 99
- Grade Unit
- ppm
- Contained Metal
- 107
- Contained Unit
- mlb
- Cutoff Grade
- 0.3
- Cutoff Unit
- % CuEq
Prior Estimate
- Resource Date
- 2025-01-24
Metal Equivalent
- Assumptions Disclosed
- No
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-31T00:00:00.000Z
Reasoning: This is the total maiden Inferred resource for cobalt at the newly acquired San Pietro project, representing a significant addition to the company's mineral inventory, though its confidence level is low.
Positive factors
- NI 43-101 Compliant
- QP/CP Signed
- Maiden Resource
Negative factors
- All Inferred
Evidence · table
“99”
Context: 492
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
inferredSan Pietro · iron_oreTonnes: 492000000Grade: 14.43Grade Unit: %Contained Metal: 157Contained Unit: blbView all detailsHide details
Identity
- Project
- San Pietro
- Commodity
- iron_ore
- Region
- chile
- Reported Region
- Atacama Region, Chile
- Ticker
- CS
Resource scope
- Estimate type
- resource
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Dr. Bruce David, Susan Lomas
- Resource group id
- resource:7c0113f8a2c2d0ead93d
- Material type
- mixed
Resource Data
- Category
- inferred
- Tonnes
- 492000000
- Grade
- 14.43
- Grade Unit
- %
- Contained Metal
- 157
- Contained Unit
- blb
- Cutoff Grade
- 0.3
- Cutoff Unit
- % CuEq
Prior Estimate
- Resource Date
- 2025-01-24
Metal Equivalent
- Assumptions Disclosed
- No
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-31T00:00:00.000Z
Reasoning: This is the total maiden Inferred resource for iron at the newly acquired San Pietro project, representing a significant addition to the company's mineral inventory, though its confidence level is low.
Positive factors
- NI 43-101 Compliant
- QP/CP Signed
- Maiden Resource
Negative factors
- All Inferred
Evidence · table
“14.43”
Context: 492
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
measuredSanto Domingo · copperTonnes: 134000000Grade: 0.51Grade Unit: %Contained Metal: 679Contained Unit: ktView all detailsHide details
Identity
- Project
- Santo Domingo
- Commodity
- copper
- Region
- chile
- Reported Region
- Atacama Region, Chile
- Ticker
- CS
Resource scope
- Estimate type
- resource
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Peter Amelunxen
- Resource group id
- resource:7f65e3e4a5be173d2de5
Resource Data
- Category
- measured
- Tonnes
- 134000000
- Grade
- 0.51
- Grade Unit
- %
- Contained Metal
- 679
- Contained Unit
- kt
- Cutoff Grade
- 9.85
- Cutoff Unit
- US$/t NSR
Prior Estimate
- Resource Date
- 2024-03-31
Metal Equivalent
- Assumptions Disclosed
- Yes
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-31T00:00:00.000Z
Reasoning: This Measured resource for copper at Santo Domingo provides high confidence and contributes significantly to the project's overall resource base.
Positive factors
- NI 43-101 Compliant
- QP/CP Signed
- Measured Resource
Evidence · table
“0.51”
Context: 134,000
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 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
Stale Estimatenegative
Effective date is >2 years old — data currency concern, may not reflect current geological understanding.
Why it applies: effective date is 2.4 years before this release
measuredSanto Domingo · goldTonnes: 134000000Grade: 0.07Grade Unit: g/tContained Metal: 293Contained Unit: kozView all detailsHide details
Identity
- Project
- Santo Domingo
- Commodity
- gold
- Region
- chile
- Reported Region
- Atacama Region, Chile
- Ticker
- CS
Resource scope
- Estimate type
- resource
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Peter Amelunxen
- Resource group id
- resource:7f65e3e4a5be173d2de5
Resource Data
- Category
- measured
- Tonnes
- 134000000
- Grade
- 0.07
- Grade Unit
- g/t
- Contained Metal
- 293
- Contained Unit
- koz
- Cutoff Grade
- 9.85
- Cutoff Unit
- US$/t NSR
Prior Estimate
- Resource Date
- 2024-03-31
Metal Equivalent
- Assumptions Disclosed
- Yes
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-31T00:00:00.000Z
Reasoning: This Measured resource for gold at Santo Domingo provides high confidence and contributes to the project's overall resource base.
Positive factors
- NI 43-101 Compliant
- QP/CP Signed
- Measured Resource
Evidence · table
“0.07”
Context: 134,000
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 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
Stale Estimatenegative
Effective date is >2 years old — data currency concern, may not reflect current geological understanding.
Why it applies: effective date is 2.4 years before this release
measuredSanto Domingo · iron_oreTonnes: 134000000Grade: 26.9Grade Unit: %Contained Metal: 36Contained Unit: mtView all detailsHide details
Identity
- Project
- Santo Domingo
- Commodity
- iron_ore
- Region
- chile
- Reported Region
- Atacama Region, Chile
- Ticker
- CS
Resource scope
- Estimate type
- resource
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Peter Amelunxen
- Resource group id
- resource:7f65e3e4a5be173d2de5
Resource Data
- Category
- measured
- Tonnes
- 134000000
- Grade
- 26.9
- Grade Unit
- %
- Contained Metal
- 36
- Contained Unit
- mt
- Cutoff Grade
- 9.85
- Cutoff Unit
- US$/t NSR
Prior Estimate
- Resource Date
- 2024-03-31
Metal Equivalent
- Assumptions Disclosed
- Yes
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-31T00:00:00.000Z
Reasoning: This Measured resource for iron at Santo Domingo provides high confidence and contributes to the project's overall resource base.
Positive factors
- NI 43-101 Compliant
- QP/CP Signed
- Measured Resource
Evidence · table
“26.9”
Context: 134,000
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 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
Stale Estimatenegative
Effective date is >2 years old — data currency concern, may not reflect current geological understanding.
Why it applies: effective date is 2.4 years before this release
indicatedSanto Domingo · copperTonnes: 413000000Grade: 0.25Grade Unit: %Contained Metal: 1025Contained Unit: ktView all detailsHide details
Identity
- Project
- Santo Domingo
- Commodity
- copper
- Region
- chile
- Reported Region
- Atacama Region, Chile
- Ticker
- CS
Resource scope
- Estimate type
- resource
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Peter Amelunxen
- Resource group id
- resource:bc266ecfc497f5300970
Resource Data
- Category
- indicated
- Tonnes
- 413000000
- Grade
- 0.25
- Grade Unit
- %
- Contained Metal
- 1025
- Contained Unit
- kt
- Cutoff Grade
- 9.85
- Cutoff Unit
- US$/t NSR
Prior Estimate
- Resource Date
- 2024-03-31
Metal Equivalent
- Assumptions Disclosed
- Yes
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-31T00:00:00.000Z
Reasoning: This Indicated resource for copper at Santo Domingo provides good confidence and significantly contributes to the project's overall resource base.
Positive factors
- NI 43-101 Compliant
- QP/CP Signed
- Indicated Resource
Evidence · table
“0.25”
Context: 413,000
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
Stale Estimatenegative
Effective date is >2 years old — data currency concern, may not reflect current geological understanding.
Why it applies: effective date is 2.4 years before this release
indicatedSanto Domingo · goldTonnes: 413000000Grade: 0.03Grade Unit: g/tContained Metal: 449Contained Unit: kozView all detailsHide details
Identity
- Project
- Santo Domingo
- Commodity
- gold
- Region
- chile
- Reported Region
- Atacama Region, Chile
- Ticker
- CS
Resource scope
- Estimate type
- resource
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Peter Amelunxen
- Resource group id
- resource:bc266ecfc497f5300970
Resource Data
- Category
- indicated
- Tonnes
- 413000000
- Grade
- 0.03
- Grade Unit
- g/t
- Contained Metal
- 449
- Contained Unit
- koz
- Cutoff Grade
- 9.85
- Cutoff Unit
- US$/t NSR
Prior Estimate
- Resource Date
- 2024-03-31
Metal Equivalent
- Assumptions Disclosed
- Yes
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-31T00:00:00.000Z
Reasoning: This Indicated resource for gold at Santo Domingo provides good confidence and contributes to the project's overall resource base.
Positive factors
- NI 43-101 Compliant
- QP/CP Signed
- Indicated Resource
Evidence · table
“0.03”
Context: 413,000
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
Stale Estimatenegative
Effective date is >2 years old — data currency concern, may not reflect current geological understanding.
Why it applies: effective date is 2.4 years before this release
indicatedSanto Domingo · copperTonnes: 547000000Grade: 0.31Grade Unit: %Contained Metal: 1704Contained Unit: ktView all detailsHide details
Identity
- Project
- Santo Domingo
- Commodity
- copper
- Region
- chile
- Reported Region
- Atacama Region, Chile
- Ticker
- CS
Resource scope
- Estimate type
- resource
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Peter Amelunxen
- Resource group id
- resource:d2597e25756e3e0248a5
Resource Data
- Category
- indicated
- Tonnes
- 547000000
- Grade
- 0.31
- Grade Unit
- %
- Contained Metal
- 1704
- Contained Unit
- kt
- Cutoff Grade
- 9.85
- Cutoff Unit
- US$/t NSR
Prior Estimate
- Resource Date
- 2024-03-31
Metal Equivalent
- Assumptions Disclosed
- Yes
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-31T00:00:00.000Z
Reasoning: This combined Measured and Indicated resource for copper at Santo Domingo represents a substantial and well-defined portion of the project's mineral inventory.
Positive factors
- NI 43-101 Compliant
- QP/CP Signed
- Indicated Resource
Evidence · table
“0.31”
Context: 547,000
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
Stale Estimatenegative
Effective date is >2 years old — data currency concern, may not reflect current geological understanding.
Why it applies: effective date is 2.4 years before this release
indicatedSanto Domingo · goldTonnes: 547000000Grade: 0.04Grade Unit: g/tContained Metal: 742Contained Unit: kozView all detailsHide details
Identity
- Project
- Santo Domingo
- Commodity
- gold
- Region
- chile
- Reported Region
- Atacama Region, Chile
- Ticker
- CS
Resource scope
- Estimate type
- resource
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Peter Amelunxen
- Resource group id
- resource:d2597e25756e3e0248a5
Resource Data
- Category
- indicated
- Tonnes
- 547000000
- Grade
- 0.04
- Grade Unit
- g/t
- Contained Metal
- 742
- Contained Unit
- koz
- Cutoff Grade
- 9.85
- Cutoff Unit
- US$/t NSR
Prior Estimate
- Resource Date
- 2024-03-31
Metal Equivalent
- Assumptions Disclosed
- Yes
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-31T00:00:00.000Z
Reasoning: This combined Measured and Indicated resource for gold at Santo Domingo represents a substantial and well-defined portion of the project's mineral inventory.
Positive factors
- NI 43-101 Compliant
- QP/CP Signed
- Indicated Resource
Evidence · table
“0.04”
Context: 547,000
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
Stale Estimatenegative
Effective date is >2 years old — data currency concern, may not reflect current geological understanding.
Why it applies: effective date is 2.4 years before this release
indicatedSanto Domingo · iron_oreTonnes: 547000000Contained Metal: 131Contained Unit: mtView all detailsHide details
Identity
- Project
- Santo Domingo
- Commodity
- iron_ore
- Region
- chile
- Reported Region
- Atacama Region, Chile
- Ticker
- CS
Resource scope
- Estimate type
- resource
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Peter Amelunxen
- Resource group id
- resource:d2597e25756e3e0248a5
Resource Data
- Category
- indicated
- Tonnes
- 547000000
- Contained Metal
- 131
- Contained Unit
- mt
- Cutoff Grade
- 9.85
- Cutoff Unit
- US$/t NSR
Prior Estimate
- Resource Date
- 2024-03-31
Metal Equivalent
- Assumptions Disclosed
- Yes
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-31T00:00:00.000Z
Reasoning: This combined Measured and Indicated resource for iron at Santo Domingo represents a substantial and well-defined portion of the project's mineral inventory.
Positive factors
- NI 43-101 Compliant
- QP/CP Signed
- Indicated Resource
Evidence · table
“131”
Context: 547,000
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
Stale Estimatenegative
Effective date is >2 years old — data currency concern, may not reflect current geological understanding.
Why it applies: effective date is 2.4 years before this release
inferredSanto Domingo · copperTonnes: 230000000Grade: 0.21Grade Unit: %Contained Metal: 477Contained Unit: ktView all detailsHide details
Identity
- Project
- Santo Domingo
- Commodity
- copper
- Region
- chile
- Reported Region
- Atacama Region, Chile
- Ticker
- CS
Resource scope
- Estimate type
- resource
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Peter Amelunxen
- Resource group id
- resource:9ff39df9e79dcde39f48
Resource Data
- Category
- inferred
- Tonnes
- 230000000
- Grade
- 0.21
- Grade Unit
- %
- Contained Metal
- 477
- Contained Unit
- kt
- Cutoff Grade
- 9.85
- Cutoff Unit
- US$/t NSR
Prior Estimate
- Resource Date
- 2024-03-31
Metal Equivalent
- Assumptions Disclosed
- Yes
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-31T00:00:00.000Z
Reasoning: This Inferred resource for copper at Santo Domingo adds to the project's overall mineral inventory but has lower geological confidence.
Positive factors
- NI 43-101 Compliant
- QP/CP Signed
Negative factors
- Inferred Resource
Evidence · table
“0.21”
Context: 230,000
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
Stale Estimatenegative
Effective date is >2 years old — data currency concern, may not reflect current geological understanding.
Why it applies: effective date is 2.4 years before this release
inferredSanto Domingo · goldTonnes: 230000000Grade: 0.03Grade Unit: g/tContained Metal: 200Contained Unit: kozView all detailsHide details
Identity
- Project
- Santo Domingo
- Commodity
- gold
- Region
- chile
- Reported Region
- Atacama Region, Chile
- Ticker
- CS
Resource scope
- Estimate type
- resource
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Peter Amelunxen
- Resource group id
- resource:9ff39df9e79dcde39f48
Resource Data
- Category
- inferred
- Tonnes
- 230000000
- Grade
- 0.03
- Grade Unit
- g/t
- Contained Metal
- 200
- Contained Unit
- koz
- Cutoff Grade
- 9.85
- Cutoff Unit
- US$/t NSR
Prior Estimate
- Resource Date
- 2024-03-31
Metal Equivalent
- Assumptions Disclosed
- Yes
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-31T00:00:00.000Z
Reasoning: This Inferred resource for gold at Santo Domingo adds to the project's overall mineral inventory but has lower geological confidence.
Positive factors
- NI 43-101 Compliant
- QP/CP Signed
Negative factors
- Inferred Resource
Evidence · table
“0.03”
Context: 230,000
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
Stale Estimatenegative
Effective date is >2 years old — data currency concern, may not reflect current geological understanding.
Why it applies: effective date is 2.4 years before this release
inferredSanto Domingo · iron_oreTonnes: 230000000Contained Metal: 46Contained Unit: mtView all detailsHide details
Identity
- Project
- Santo Domingo
- Commodity
- iron_ore
- Region
- chile
- Reported Region
- Atacama Region, Chile
- Ticker
- CS
Resource scope
- Estimate type
- resource
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Peter Amelunxen
- Resource group id
- resource:9ff39df9e79dcde39f48
Resource Data
- Category
- inferred
- Tonnes
- 230000000
- Contained Metal
- 46
- Contained Unit
- mt
- Cutoff Grade
- 9.85
- Cutoff Unit
- US$/t NSR
Prior Estimate
- Resource Date
- 2024-03-31
Metal Equivalent
- Assumptions Disclosed
- Yes
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-31T00:00:00.000Z
Reasoning: This Inferred resource for iron at Santo Domingo adds to the project's overall mineral inventory but has lower geological confidence.
Positive factors
- NI 43-101 Compliant
- QP/CP Signed
Negative factors
- Inferred Resource
Evidence · table
“46”
Context: 230,000
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
Stale Estimatenegative
Effective date is >2 years old — data currency concern, may not reflect current geological understanding.
Why it applies: effective date is 2.4 years before this release
measuredMantoverde · copperTonnes: 174942000Grade: 0.56Grade Unit: %Contained Metal: 988Contained Unit: ktView all detailsHide details
Identity
- Project
- Mantoverde
- Commodity
- copper
- Region
- chile
- Reported Region
- Atacama Region, Chile
- Ticker
- CS
Resource scope
- Estimate type
- resource
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Peter Amelunxen
- Resource group id
- resource:551b168f2921fb2b6d81
- Material type
- Sulphides (Flotation)
Resource Data
- Category
- measured
- Tonnes
- 174942000
- Grade
- 0.56
- Grade Unit
- %
- Contained Metal
- 988
- Contained Unit
- kt
- Cutoff Grade
- 0.2
- Cutoff Unit
- % TCu
Prior Estimate
- Resource Date
- 2025-12-31
Metal Equivalent
- Assumptions Disclosed
- Yes
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-31T00:00:00.000Z
Reasoning: This Measured resource for copper in Mantoverde Sulphides (Flotation) provides high confidence and contributes significantly to the project's overall resource base.
Positive factors
- NI 43-101 Compliant
- QP/CP Signed
- Measured Resource
Evidence · table
“0.56”
Context: 174,942
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 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
measuredMantoverde · goldTonnes: 174942000Grade: 0.1Grade Unit: g/tContained Metal: 588Contained Unit: kozView all detailsHide details
Identity
- Project
- Mantoverde
- Commodity
- gold
- Region
- chile
- Reported Region
- Atacama Region, Chile
- Ticker
- CS
Resource scope
- Estimate type
- resource
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Peter Amelunxen
- Resource group id
- resource:551b168f2921fb2b6d81
- Material type
- Sulphides (Flotation)
Resource Data
- Category
- measured
- Tonnes
- 174942000
- Grade
- 0.1
- Grade Unit
- g/t
- Contained Metal
- 588
- Contained Unit
- koz
- Cutoff Grade
- 0.2
- Cutoff Unit
- % TCu
Prior Estimate
- Resource Date
- 2025-12-31
Metal Equivalent
- Assumptions Disclosed
- Yes
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-31T00:00:00.000Z
Reasoning: This Measured resource for gold in Mantoverde Sulphides (Flotation) provides high confidence and contributes to the project's overall resource base.
Positive factors
- NI 43-101 Compliant
- QP/CP Signed
- Measured Resource
Evidence · table
“0.10”
Context: 174,942
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 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
measuredMantoverde · cobaltTonnes: 174942000Grade: 178Grade Unit: ppmContained Metal: 31Contained Unit: ktView all detailsHide details
Identity
- Project
- Mantoverde
- Commodity
- cobalt
- Region
- chile
- Reported Region
- Atacama Region, Chile
- Ticker
- CS
Resource scope
- Estimate type
- resource
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Peter Amelunxen
- Resource group id
- resource:551b168f2921fb2b6d81
- Material type
- Sulphides (Flotation)
Resource Data
- Category
- measured
- Tonnes
- 174942000
- Grade
- 178
- Grade Unit
- ppm
- Contained Metal
- 31
- Contained Unit
- kt
- Cutoff Grade
- 0.2
- Cutoff Unit
- % TCu
Prior Estimate
- Resource Date
- 2025-12-31
Metal Equivalent
- Assumptions Disclosed
- Yes
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-31T00:00:00.000Z
Reasoning: This Measured resource for cobalt in Mantoverde Sulphides (Flotation) provides high confidence and contributes to the project's overall resource base.
Positive factors
- NI 43-101 Compliant
- QP/CP Signed
- Measured Resource
Evidence · table
“178”
Context: 174,942
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 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
indicatedMantoverde · copperTonnes: 320165000Grade: 0.41Grade Unit: %Contained Metal: 1308Contained Unit: ktView all detailsHide details
Identity
- Project
- Mantoverde
- Commodity
- copper
- Region
- chile
- Reported Region
- Atacama Region, Chile
- Ticker
- CS
Resource scope
- Estimate type
- resource
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Peter Amelunxen
- Resource group id
- resource:f0511f62c43ef5d59d48
- Material type
- Sulphides (Flotation)
Resource Data
- Category
- indicated
- Tonnes
- 320165000
- Grade
- 0.41
- Grade Unit
- %
- Contained Metal
- 1308
- Contained Unit
- kt
- Cutoff Grade
- 0.2
- Cutoff Unit
- % TCu
Prior Estimate
- Resource Date
- 2025-12-31
Metal Equivalent
- Assumptions Disclosed
- Yes
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-31T00:00:00.000Z
Reasoning: This Indicated resource for copper in Mantoverde Sulphides (Flotation) provides good confidence and significantly contributes to the project's overall resource base.
Positive factors
- NI 43-101 Compliant
- QP/CP Signed
- Indicated Resource
Evidence · table
“0.41”
Context: 320,165
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
indicatedMantoverde · goldTonnes: 320165000Grade: 0.1Grade Unit: g/tContained Metal: 1035Contained Unit: kozView all detailsHide details
Identity
- Project
- Mantoverde
- Commodity
- gold
- Region
- chile
- Reported Region
- Atacama Region, Chile
- Ticker
- CS
Resource scope
- Estimate type
- resource
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Peter Amelunxen
- Resource group id
- resource:f0511f62c43ef5d59d48
- Material type
- Sulphides (Flotation)
Resource Data
- Category
- indicated
- Tonnes
- 320165000
- Grade
- 0.1
- Grade Unit
- g/t
- Contained Metal
- 1035
- Contained Unit
- koz
- Cutoff Grade
- 0.2
- Cutoff Unit
- % TCu
Prior Estimate
- Resource Date
- 2025-12-31
Metal Equivalent
- Assumptions Disclosed
- Yes
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-31T00:00:00.000Z
Reasoning: This Indicated resource for gold in Mantoverde Sulphides (Flotation) provides good confidence and contributes to the project's overall resource base.
Positive factors
- NI 43-101 Compliant
- QP/CP Signed
- Indicated Resource
Evidence · table
“0.10”
Context: 320,165
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
indicatedMantoverde · cobaltTonnes: 320165000Grade: 115Grade Unit: ppmContained Metal: 37Contained Unit: ktView all detailsHide details
Identity
- Project
- Mantoverde
- Commodity
- cobalt
- Region
- chile
- Reported Region
- Atacama Region, Chile
- Ticker
- CS
Resource scope
- Estimate type
- resource
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Peter Amelunxen
- Resource group id
- resource:f0511f62c43ef5d59d48
- Material type
- Sulphides (Flotation)
Resource Data
- Category
- indicated
- Tonnes
- 320165000
- Grade
- 115
- Grade Unit
- ppm
- Contained Metal
- 37
- Contained Unit
- kt
- Cutoff Grade
- 0.2
- Cutoff Unit
- % TCu
Prior Estimate
- Resource Date
- 2025-12-31
Metal Equivalent
- Assumptions Disclosed
- Yes
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-31T00:00:00.000Z
Reasoning: This Indicated resource for cobalt in Mantoverde Sulphides (Flotation) provides good confidence and contributes to the project's overall resource base.
Positive factors
- NI 43-101 Compliant
- QP/CP Signed
- Indicated Resource
Evidence · table
“115”
Context: 320,165
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
indicatedMantoverde · copperTonnes: 495107000Grade: 0.46Grade Unit: %Contained Metal: 2296Contained Unit: ktView all detailsHide details
Identity
- Project
- Mantoverde
- Commodity
- copper
- Region
- chile
- Reported Region
- Atacama Region, Chile
- Ticker
- CS
Resource scope
- Estimate type
- resource
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Peter Amelunxen
- Resource group id
- resource:ea30a98862b681fc50a9
- Material type
- Sulphides (Flotation)
Resource Data
- Category
- indicated
- Tonnes
- 495107000
- Grade
- 0.46
- Grade Unit
- %
- Contained Metal
- 2296
- Contained Unit
- kt
- Cutoff Grade
- 0.2
- Cutoff Unit
- % TCu
Prior Estimate
- Resource Date
- 2025-12-31
Metal Equivalent
- Assumptions Disclosed
- Yes
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-31T00:00:00.000Z
Reasoning: This combined Measured and Indicated resource for copper in Mantoverde Sulphides (Flotation) represents a substantial and well-defined portion of the project's mineral inventory.
Positive factors
- NI 43-101 Compliant
- QP/CP Signed
- Indicated Resource
Evidence · table
“0.46”
Context: 495,107
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
indicatedMantoverde · goldTonnes: 495107000Grade: 0.1Grade Unit: g/tContained Metal: 1623Contained Unit: kozView all detailsHide details
Identity
- Project
- Mantoverde
- Commodity
- gold
- Region
- chile
- Reported Region
- Atacama Region, Chile
- Ticker
- CS
Resource scope
- Estimate type
- resource
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Peter Amelunxen
- Resource group id
- resource:ea30a98862b681fc50a9
- Material type
- Sulphides (Flotation)
Resource Data
- Category
- indicated
- Tonnes
- 495107000
- Grade
- 0.1
- Grade Unit
- g/t
- Contained Metal
- 1623
- Contained Unit
- koz
- Cutoff Grade
- 0.2
- Cutoff Unit
- % TCu
Prior Estimate
- Resource Date
- 2025-12-31
Metal Equivalent
- Assumptions Disclosed
- Yes
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-31T00:00:00.000Z
Reasoning: This combined Measured and Indicated resource for gold in Mantoverde Sulphides (Flotation) represents a substantial and well-defined portion of the project's mineral inventory.
Positive factors
- NI 43-101 Compliant
- QP/CP Signed
- Indicated Resource
Evidence · table
“0.10”
Context: 495,107
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
indicatedMantoverde · cobaltTonnes: 495107000Grade: 137Grade Unit: ppmContained Metal: 68Contained Unit: ktView all detailsHide details
Identity
- Project
- Mantoverde
- Commodity
- cobalt
- Region
- chile
- Reported Region
- Atacama Region, Chile
- Ticker
- CS
Resource scope
- Estimate type
- resource
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Peter Amelunxen
- Resource group id
- resource:ea30a98862b681fc50a9
- Material type
- Sulphides (Flotation)
Resource Data
- Category
- indicated
- Tonnes
- 495107000
- Grade
- 137
- Grade Unit
- ppm
- Contained Metal
- 68
- Contained Unit
- kt
- Cutoff Grade
- 0.2
- Cutoff Unit
- % TCu
Prior Estimate
- Resource Date
- 2025-12-31
Metal Equivalent
- Assumptions Disclosed
- Yes
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-31T00:00:00.000Z
Reasoning: This combined Measured and Indicated resource for cobalt in Mantoverde Sulphides (Flotation) represents a substantial and well-defined portion of the project's mineral inventory.
Positive factors
- NI 43-101 Compliant
- QP/CP Signed
- Indicated Resource
Evidence · table
“137”
Context: 495,107
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
inferredMantoverde · copperTonnes: 550089000Grade: 0.37Grade Unit: %Contained Metal: 2035Contained Unit: ktView all detailsHide details
Identity
- Project
- Mantoverde
- Commodity
- copper
- Region
- chile
- Reported Region
- Atacama Region, Chile
- Ticker
- CS
Resource scope
- Estimate type
- resource
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Peter Amelunxen
- Resource group id
- resource:4302325a96eb27d08254
- Material type
- Sulphides (Flotation)
Resource Data
- Category
- inferred
- Tonnes
- 550089000
- Grade
- 0.37
- Grade Unit
- %
- Contained Metal
- 2035
- Contained Unit
- kt
- Cutoff Grade
- 0.2
- Cutoff Unit
- % TCu
Prior Estimate
- Resource Date
- 2025-12-31
Metal Equivalent
- Assumptions Disclosed
- Yes
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-31T00:00:00.000Z
Reasoning: This Inferred resource for copper in Mantoverde Sulphides (Flotation) adds to the project's overall mineral inventory but has lower geological confidence.
Positive factors
- NI 43-101 Compliant
- QP/CP Signed
Negative factors
- Inferred Resource
Evidence · table
“0.37”
Context: 550,089
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
inferredMantoverde · goldTonnes: 550089000Grade: 0.08Grade Unit: g/tContained Metal: 1416Contained Unit: kozView all detailsHide details
Identity
- Project
- Mantoverde
- Commodity
- gold
- Region
- chile
- Reported Region
- Atacama Region, Chile
- Ticker
- CS
Resource scope
- Estimate type
- resource
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Peter Amelunxen
- Resource group id
- resource:4302325a96eb27d08254
- Material type
- Sulphides (Flotation)
Resource Data
- Category
- inferred
- Tonnes
- 550089000
- Grade
- 0.08
- Grade Unit
- g/t
- Contained Metal
- 1416
- Contained Unit
- koz
- Cutoff Grade
- 0.2
- Cutoff Unit
- % TCu
Prior Estimate
- Resource Date
- 2025-12-31
Metal Equivalent
- Assumptions Disclosed
- Yes
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-31T00:00:00.000Z
Reasoning: This Inferred resource for gold in Mantoverde Sulphides (Flotation) adds to the project's overall mineral inventory but has lower geological confidence.
Positive factors
- NI 43-101 Compliant
- QP/CP Signed
Negative factors
- Inferred Resource
Evidence · table
“0.08”
Context: 550,089
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
inferredMantoverde · cobaltTonnes: 550089000Grade: 33Grade Unit: ppmContained Metal: 18Contained Unit: ktView all detailsHide details
Identity
- Project
- Mantoverde
- Commodity
- cobalt
- Region
- chile
- Reported Region
- Atacama Region, Chile
- Ticker
- CS
Resource scope
- Estimate type
- resource
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Peter Amelunxen
- Resource group id
- resource:4302325a96eb27d08254
- Material type
- Sulphides (Flotation)
Resource Data
- Category
- inferred
- Tonnes
- 550089000
- Grade
- 33
- Grade Unit
- ppm
- Contained Metal
- 18
- Contained Unit
- kt
- Cutoff Grade
- 0.2
- Cutoff Unit
- % TCu
Prior Estimate
- Resource Date
- 2025-12-31
Metal Equivalent
- Assumptions Disclosed
- Yes
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-31T00:00:00.000Z
Reasoning: This Inferred resource for cobalt in Mantoverde Sulphides (Flotation) adds to the project's overall mineral inventory but has lower geological confidence.
Positive factors
- NI 43-101 Compliant
- QP/CP Signed
Negative factors
- Inferred Resource
Evidence · table
“33”
Context: 550,089
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
measuredMantoverde · copperTonnes: 33048000Grade: 0.44Grade Unit: %Contained Metal: 145Contained Unit: ktView all detailsHide details
Identity
- Project
- Mantoverde
- Commodity
- copper
- Region
- chile
- Reported Region
- Atacama Region, Chile
- Ticker
- CS
Resource scope
- Estimate type
- resource
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Peter Amelunxen
- Resource group id
- resource:4fcae72405cadbadcdd6
- Material type
- mixed
Resource Data
- Category
- measured
- Tonnes
- 33048000
- Grade
- 0.44
- Grade Unit
- %
- Contained Metal
- 145
- Contained Unit
- kt
- Cutoff Grade
- 0.2
- Cutoff Unit
- % TCu
Prior Estimate
- Resource Date
- 2025-12-31
Metal Equivalent
- Assumptions Disclosed
- Yes
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-31T00:00:00.000Z
Reasoning: This Measured resource for copper in Mantoverde Sulphides Mixed (Flotation) provides high confidence and contributes significantly to the project's overall resource base.
Positive factors
- NI 43-101 Compliant
- QP/CP Signed
- Measured Resource
Evidence · table
“0.44”
Context: 33,048
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 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
measuredMantoverde · goldTonnes: 33048000Grade: 0.09Grade Unit: g/tContained Metal: 92Contained Unit: kozView all detailsHide details
Identity
- Project
- Mantoverde
- Commodity
- gold
- Region
- chile
- Reported Region
- Atacama Region, Chile
- Ticker
- CS
Resource scope
- Estimate type
- resource
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Peter Amelunxen
- Resource group id
- resource:4fcae72405cadbadcdd6
- Material type
- mixed
Resource Data
- Category
- measured
- Tonnes
- 33048000
- Grade
- 0.09
- Grade Unit
- g/t
- Contained Metal
- 92
- Contained Unit
- koz
- Cutoff Grade
- 0.2
- Cutoff Unit
- % TCu
Prior Estimate
- Resource Date
- 2025-12-31
Metal Equivalent
- Assumptions Disclosed
- Yes
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-31T00:00:00.000Z
Reasoning: This Measured resource for gold in Mantoverde Sulphides Mixed (Flotation) provides high confidence and contributes to the project's overall resource base.
Positive factors
- NI 43-101 Compliant
- QP/CP Signed
- Measured Resource
Evidence · table
“0.09”
Context: 33,048
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 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
measuredMantoverde · cobaltTonnes: 33048000Grade: 76Grade Unit: ppmContained Metal: 3Contained Unit: ktView all detailsHide details
Identity
- Project
- Mantoverde
- Commodity
- cobalt
- Region
- chile
- Reported Region
- Atacama Region, Chile
- Ticker
- CS
Resource scope
- Estimate type
- resource
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Peter Amelunxen
- Resource group id
- resource:4fcae72405cadbadcdd6
- Material type
- mixed
Resource Data
- Category
- measured
- Tonnes
- 33048000
- Grade
- 76
- Grade Unit
- ppm
- Contained Metal
- 3
- Contained Unit
- kt
- Cutoff Grade
- 0.2
- Cutoff Unit
- % TCu
Prior Estimate
- Resource Date
- 2025-12-31
Metal Equivalent
- Assumptions Disclosed
- Yes
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-31T00:00:00.000Z
Reasoning: This Measured resource for cobalt in Mantoverde Sulphides Mixed (Flotation) provides high confidence and contributes to the project's overall resource base.
Positive factors
- NI 43-101 Compliant
- QP/CP Signed
- Measured Resource
Evidence · table
“76”
Context: 33,048
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 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
indicatedMantoverde · copperTonnes: 35335000Grade: 0.35Grade Unit: %Contained Metal: 124Contained Unit: ktView all detailsHide details
Identity
- Project
- Mantoverde
- Commodity
- copper
- Region
- chile
- Reported Region
- Atacama Region, Chile
- Ticker
- CS
Resource scope
- Estimate type
- resource
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Peter Amelunxen
- Resource group id
- resource:9f316c28f7d7d14b912b
- Material type
- mixed
Resource Data
- Category
- indicated
- Tonnes
- 35335000
- Grade
- 0.35
- Grade Unit
- %
- Contained Metal
- 124
- Contained Unit
- kt
- Cutoff Grade
- 0.2
- Cutoff Unit
- % TCu
Prior Estimate
- Resource Date
- 2025-12-31
Metal Equivalent
- Assumptions Disclosed
- Yes
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-31T00:00:00.000Z
Reasoning: This Indicated resource for copper in Mantoverde Sulphides Mixed (Flotation) provides good confidence and contributes significantly to the project's overall resource base.
Positive factors
- NI 43-101 Compliant
- QP/CP Signed
- Indicated Resource
Evidence · table
“0.35”
Context: 35,335
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
indicatedMantoverde · goldTonnes: 35335000Grade: 0.08Grade Unit: g/tContained Metal: 96Contained Unit: kozView all detailsHide details
Identity
- Project
- Mantoverde
- Commodity
- gold
- Region
- chile
- Reported Region
- Atacama Region, Chile
- Ticker
- CS
Resource scope
- Estimate type
- resource
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Peter Amelunxen
- Resource group id
- resource:9f316c28f7d7d14b912b
- Material type
- mixed
Resource Data
- Category
- indicated
- Tonnes
- 35335000
- Grade
- 0.08
- Grade Unit
- g/t
- Contained Metal
- 96
- Contained Unit
- koz
- Cutoff Grade
- 0.2
- Cutoff Unit
- % TCu
Prior Estimate
- Resource Date
- 2025-12-31
Metal Equivalent
- Assumptions Disclosed
- Yes
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-31T00:00:00.000Z
Reasoning: This Indicated resource for gold in Mantoverde Sulphides Mixed (Flotation) provides good confidence and contributes to the project's overall resource base.
Positive factors
- NI 43-101 Compliant
- QP/CP Signed
- Indicated Resource
Evidence · table
“0.08”
Context: 35,335
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
indicatedMantoverde · cobaltTonnes: 35335000Grade: 90Grade Unit: ppmContained Metal: 3Contained Unit: ktView all detailsHide details
Identity
- Project
- Mantoverde
- Commodity
- cobalt
- Region
- chile
- Reported Region
- Atacama Region, Chile
- Ticker
- CS
Resource scope
- Estimate type
- resource
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Peter Amelunxen
- Resource group id
- resource:9f316c28f7d7d14b912b
- Material type
- mixed
Resource Data
- Category
- indicated
- Tonnes
- 35335000
- Grade
- 90
- Grade Unit
- ppm
- Contained Metal
- 3
- Contained Unit
- kt
- Cutoff Grade
- 0.2
- Cutoff Unit
- % TCu
Prior Estimate
- Resource Date
- 2025-12-31
Metal Equivalent
- Assumptions Disclosed
- Yes
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-31T00:00:00.000Z
Reasoning: This Indicated resource for cobalt in Mantoverde Sulphides Mixed (Flotation) provides good confidence and contributes to the project's overall resource base.
Positive factors
- NI 43-101 Compliant
- QP/CP Signed
- Indicated Resource
Evidence · table
“90”
Context: 35,335
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
indicatedMantoverde · copperTonnes: 68383000Grade: 0.39Grade Unit: %Contained Metal: 269Contained Unit: ktView all detailsHide details
Identity
- Project
- Mantoverde
- Commodity
- copper
- Region
- chile
- Reported Region
- Atacama Region, Chile
- Ticker
- CS
Resource scope
- Estimate type
- resource
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Peter Amelunxen
- Resource group id
- resource:9d4f72d14eb5eaea9390
- Material type
- mixed
Resource Data
- Category
- indicated
- Tonnes
- 68383000
- Grade
- 0.39
- Grade Unit
- %
- Contained Metal
- 269
- Contained Unit
- kt
- Cutoff Grade
- 0.2
- Cutoff Unit
- % TCu
Prior Estimate
- Resource Date
- 2025-12-31
Metal Equivalent
- Assumptions Disclosed
- Yes
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-31T00:00:00.000Z
Reasoning: This combined Measured and Indicated resource for copper in Mantoverde Sulphides Mixed (Flotation) represents a substantial and well-defined portion of the project's mineral inventory.
Positive factors
- NI 43-101 Compliant
- QP/CP Signed
- Indicated Resource
Evidence · table
“0.39”
Context: 68,383
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
indicatedMantoverde · goldTonnes: 68383000Grade: 0.08Grade Unit: g/tContained Metal: 188Contained Unit: kozView all detailsHide details
Identity
- Project
- Mantoverde
- Commodity
- gold
- Region
- chile
- Reported Region
- Atacama Region, Chile
- Ticker
- CS
Resource scope
- Estimate type
- resource
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Peter Amelunxen
- Resource group id
- resource:9d4f72d14eb5eaea9390
- Material type
- mixed
Resource Data
- Category
- indicated
- Tonnes
- 68383000
- Grade
- 0.08
- Grade Unit
- g/t
- Contained Metal
- 188
- Contained Unit
- koz
- Cutoff Grade
- 0.2
- Cutoff Unit
- % TCu
Prior Estimate
- Resource Date
- 2025-12-31
Metal Equivalent
- Assumptions Disclosed
- Yes
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-31T00:00:00.000Z
Reasoning: This combined Measured and Indicated resource for gold in Mantoverde Sulphides Mixed (Flotation) represents a substantial and well-defined portion of the project's mineral inventory.
Positive factors
- NI 43-101 Compliant
- QP/CP Signed
- Indicated Resource
Evidence · table
“0.08”
Context: 68,383
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
indicatedMantoverde · cobaltTonnes: 68383000Grade: 83Grade Unit: ppmContained Metal: 6Contained Unit: ktView all detailsHide details
Identity
- Project
- Mantoverde
- Commodity
- cobalt
- Region
- chile
- Reported Region
- Atacama Region, Chile
- Ticker
- CS
Resource scope
- Estimate type
- resource
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Peter Amelunxen
- Resource group id
- resource:9d4f72d14eb5eaea9390
- Material type
- mixed
Resource Data
- Category
- indicated
- Tonnes
- 68383000
- Grade
- 83
- Grade Unit
- ppm
- Contained Metal
- 6
- Contained Unit
- kt
- Cutoff Grade
- 0.2
- Cutoff Unit
- % TCu
Prior Estimate
- Resource Date
- 2025-12-31
Metal Equivalent
- Assumptions Disclosed
- Yes
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-31T00:00:00.000Z
Reasoning: This combined Measured and Indicated resource for cobalt in Mantoverde Sulphides Mixed (Flotation) represents a substantial and well-defined portion of the project's mineral inventory.
Positive factors
- NI 43-101 Compliant
- QP/CP Signed
- Indicated Resource
Evidence · table
“83”
Context: 68,383
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
inferredMantoverde · copperTonnes: 19801000Grade: 0.29Grade Unit: %Contained Metal: 57Contained Unit: ktView all detailsHide details
Identity
- Project
- Mantoverde
- Commodity
- copper
- Region
- chile
- Reported Region
- Atacama Region, Chile
- Ticker
- CS
Resource scope
- Estimate type
- resource
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Peter Amelunxen
- Resource group id
- resource:c79390ee841f5ff34b28
- Material type
- mixed
Resource Data
- Category
- inferred
- Tonnes
- 19801000
- Grade
- 0.29
- Grade Unit
- %
- Contained Metal
- 57
- Contained Unit
- kt
- Cutoff Grade
- 0.2
- Cutoff Unit
- % TCu
Prior Estimate
- Resource Date
- 2025-12-31
Metal Equivalent
- Assumptions Disclosed
- Yes
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-31T00:00:00.000Z
Reasoning: This Inferred resource for copper in Mantoverde Sulphides Mixed (Flotation) adds to the project's overall mineral inventory but has lower geological confidence.
Positive factors
- NI 43-101 Compliant
- QP/CP Signed
Negative factors
- Inferred Resource
Evidence · table
“0.29”
Context: 19,801
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
inferredMantoverde · goldTonnes: 19801000Grade: 0.07Grade Unit: g/tContained Metal: 42Contained Unit: kozView all detailsHide details
Identity
- Project
- Mantoverde
- Commodity
- gold
- Region
- chile
- Reported Region
- Atacama Region, Chile
- Ticker
- CS
Resource scope
- Estimate type
- resource
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Peter Amelunxen
- Resource group id
- resource:c79390ee841f5ff34b28
- Material type
- mixed
Resource Data
- Category
- inferred
- Tonnes
- 19801000
- Grade
- 0.07
- Grade Unit
- g/t
- Contained Metal
- 42
- Contained Unit
- koz
- Cutoff Grade
- 0.2
- Cutoff Unit
- % TCu
Prior Estimate
- Resource Date
- 2025-12-31
Metal Equivalent
- Assumptions Disclosed
- Yes
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-31T00:00:00.000Z
Reasoning: This Inferred resource for gold in Mantoverde Sulphides Mixed (Flotation) adds to the project's overall mineral inventory but has lower geological confidence.
Positive factors
- NI 43-101 Compliant
- QP/CP Signed
Negative factors
- Inferred Resource
Evidence · table
“0.07”
Context: 19,801
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
inferredMantoverde · cobaltTonnes: 19801000Grade: 14Grade Unit: ppmContained Metal: 1Contained Unit: ktView all detailsHide details
Identity
- Project
- Mantoverde
- Commodity
- cobalt
- Region
- chile
- Reported Region
- Atacama Region, Chile
- Ticker
- CS
Resource scope
- Estimate type
- resource
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Peter Amelunxen
- Resource group id
- resource:c79390ee841f5ff34b28
- Material type
- mixed
Resource Data
- Category
- inferred
- Tonnes
- 19801000
- Grade
- 14
- Grade Unit
- ppm
- Contained Metal
- 1
- Contained Unit
- kt
- Cutoff Grade
- 0.2
- Cutoff Unit
- % TCu
Prior Estimate
- Resource Date
- 2025-12-31
Metal Equivalent
- Assumptions Disclosed
- Yes
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-31T00:00:00.000Z
Reasoning: This Inferred resource for cobalt in Mantoverde Sulphides Mixed (Flotation) adds to the project's overall mineral inventory but has lower geological confidence.
Positive factors
- NI 43-101 Compliant
- QP/CP Signed
Negative factors
- Inferred Resource
Evidence · table
“14”
Context: 19,801
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
measuredMantoverde · copperTonnes: 87076000Grade: 0.43Grade Unit: %Contained Metal: 283Contained Unit: ktView all detailsHide details
Identity
- Project
- Mantoverde
- Commodity
- copper
- Region
- chile
- Reported Region
- Atacama Region, Chile
- Ticker
- CS
Resource scope
- Estimate type
- resource
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Peter Amelunxen
- Resource group id
- resource:20e924caa35b5f88c03f
- Material type
- mixed
Resource Data
- Category
- measured
- Tonnes
- 87076000
- Grade
- 0.43
- Grade Unit
- %
- Contained Metal
- 283
- Contained Unit
- kt
- Cutoff Grade
- 0.2
- Cutoff Unit
- % SCu
Prior Estimate
- Resource Date
- 2025-12-31
Metal Equivalent
- Assumptions Disclosed
- Yes
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-31T00:00:00.000Z
Reasoning: This Measured resource for copper in Mantoverde Oxides + Mixed (Heap Leach) provides high confidence and contributes significantly to the project's overall resource base.
Positive factors
- NI 43-101 Compliant
- QP/CP Signed
- Measured Resource
Evidence · table
“0.43”
Context: 87,076
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 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
indicatedMantoverde · copperTonnes: 53909000Grade: 0.39Grade Unit: %Contained Metal: 161Contained Unit: ktView all detailsHide details
Identity
- Project
- Mantoverde
- Commodity
- copper
- Region
- chile
- Reported Region
- Atacama Region, Chile
- Ticker
- CS
Resource scope
- Estimate type
- resource
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Peter Amelunxen
- Resource group id
- resource:4f51addbd3dbd916d9f7
- Material type
- mixed
Resource Data
- Category
- indicated
- Tonnes
- 53909000
- Grade
- 0.39
- Grade Unit
- %
- Contained Metal
- 161
- Contained Unit
- kt
- Cutoff Grade
- 0.2
- Cutoff Unit
- % SCu
Prior Estimate
- Resource Date
- 2025-12-31
Metal Equivalent
- Assumptions Disclosed
- Yes
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-31T00:00:00.000Z
Reasoning: This Indicated resource for copper in Mantoverde Oxides + Mixed (Heap Leach) provides good confidence and contributes significantly to the project's overall resource base.
Positive factors
- NI 43-101 Compliant
- QP/CP Signed
- Indicated Resource
Evidence · table
“0.39”
Context: 53,909
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
indicatedMantoverde · copperTonnes: 140985000Grade: 0.41Grade Unit: %Contained Metal: 444Contained Unit: ktView all detailsHide details
Identity
- Project
- Mantoverde
- Commodity
- copper
- Region
- chile
- Reported Region
- Atacama Region, Chile
- Ticker
- CS
Resource scope
- Estimate type
- resource
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Peter Amelunxen
- Resource group id
- resource:082504919d307a86af3b
- Material type
- mixed
Resource Data
- Category
- indicated
- Tonnes
- 140985000
- Grade
- 0.41
- Grade Unit
- %
- Contained Metal
- 444
- Contained Unit
- kt
- Cutoff Grade
- 0.2
- Cutoff Unit
- % SCu
Prior Estimate
- Resource Date
- 2025-12-31
Metal Equivalent
- Assumptions Disclosed
- Yes
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-31T00:00:00.000Z
Reasoning: This combined Measured and Indicated resource for copper in Mantoverde Oxides + Mixed (Heap Leach) represents a substantial and well-defined portion of the project's mineral inventory.
Positive factors
- NI 43-101 Compliant
- QP/CP Signed
- Indicated Resource
Evidence · table
“0.41”
Context: 140,985
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
inferredMantoverde · copperTonnes: 8111000Grade: 0.38Grade Unit: %Contained Metal: 23Contained Unit: ktView all detailsHide details
Identity
- Project
- Mantoverde
- Commodity
- copper
- Region
- chile
- Reported Region
- Atacama Region, Chile
- Ticker
- CS
Resource scope
- Estimate type
- resource
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Peter Amelunxen
- Resource group id
- resource:27592fe94b5f93949c83
- Material type
- mixed
Resource Data
- Category
- inferred
- Tonnes
- 8111000
- Grade
- 0.38
- Grade Unit
- %
- Contained Metal
- 23
- Contained Unit
- kt
- Cutoff Grade
- 0.2
- Cutoff Unit
- % SCu
Prior Estimate
- Resource Date
- 2025-12-31
Metal Equivalent
- Assumptions Disclosed
- Yes
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-31T00:00:00.000Z
Reasoning: This Inferred resource for copper in Mantoverde Oxides + Mixed (Heap Leach) adds to the project's overall mineral inventory but has lower geological confidence.
Positive factors
- NI 43-101 Compliant
- QP/CP Signed
Negative factors
- Inferred Resource
Evidence · table
“0.38”
Context: 8,111
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
measuredMantoverde · copperTonnes: 144629000Grade: 0.22Grade Unit: %Contained Metal: 210Contained Unit: ktView all detailsHide details
Identity
- Project
- Mantoverde
- Commodity
- copper
- Region
- chile
- Reported Region
- Atacama Region, Chile
- Ticker
- CS
Resource scope
- Estimate type
- resource
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Peter Amelunxen
- Resource group id
- resource:a1ffb554b4d78531aff4
- Material type
- mixed
Resource Data
- Category
- measured
- Tonnes
- 144629000
- Grade
- 0.22
- Grade Unit
- %
- Contained Metal
- 210
- Contained Unit
- kt
- Cutoff Grade
- 0.1
- Cutoff Unit
- % SCu
Prior Estimate
- Resource Date
- 2025-12-31
Metal Equivalent
- Assumptions Disclosed
- Yes
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-31T00:00:00.000Z
Reasoning: This Measured resource for copper in Mantoverde Oxides + Mixed (Dump Leach) provides high confidence and contributes significantly to the project's overall resource base.
Positive factors
- NI 43-101 Compliant
- QP/CP Signed
- Measured Resource
Evidence · table
“0.22”
Context: 144,629
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 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
indicatedMantoverde · copperTonnes: 140518000Grade: 0.21Grade Unit: %Contained Metal: 199Contained Unit: ktView all detailsHide details
Identity
- Project
- Mantoverde
- Commodity
- copper
- Region
- chile
- Reported Region
- Atacama Region, Chile
- Ticker
- CS
Resource scope
- Estimate type
- resource
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Peter Amelunxen
- Resource group id
- resource:0eece69d7b3504706b23
- Material type
- mixed
Resource Data
- Category
- indicated
- Tonnes
- 140518000
- Grade
- 0.21
- Grade Unit
- %
- Contained Metal
- 199
- Contained Unit
- kt
- Cutoff Grade
- 0.1
- Cutoff Unit
- % SCu
Prior Estimate
- Resource Date
- 2025-12-31
Metal Equivalent
- Assumptions Disclosed
- Yes
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-31T00:00:00.000Z
Reasoning: This Indicated resource for copper in Mantoverde Oxides + Mixed (Dump Leach) provides good confidence and contributes significantly to the project's overall resource base.
Positive factors
- NI 43-101 Compliant
- QP/CP Signed
- Indicated Resource
Evidence · table
“0.21”
Context: 140,518
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
indicatedMantoverde · copperTonnes: 285147000Grade: 0.22Grade Unit: %Contained Metal: 409Contained Unit: ktView all detailsHide details
Identity
- Project
- Mantoverde
- Commodity
- copper
- Region
- chile
- Reported Region
- Atacama Region, Chile
- Ticker
- CS
Resource scope
- Estimate type
- resource
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Peter Amelunxen
- Resource group id
- resource:230442d1f85b397ec443
- Material type
- mixed
Resource Data
- Category
- indicated
- Tonnes
- 285147000
- Grade
- 0.22
- Grade Unit
- %
- Contained Metal
- 409
- Contained Unit
- kt
- Cutoff Grade
- 0.1
- Cutoff Unit
- % SCu
Prior Estimate
- Resource Date
- 2025-12-31
Metal Equivalent
- Assumptions Disclosed
- Yes
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-31T00:00:00.000Z
Reasoning: This combined Measured and Indicated resource for copper in Mantoverde Oxides + Mixed (Dump Leach) represents a substantial and well-defined portion of the project's mineral inventory.
Positive factors
- NI 43-101 Compliant
- QP/CP Signed
- Indicated Resource
Evidence · table
“0.22”
Context: 285,147
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
inferredMantoverde · copperTonnes: 59985000Grade: 0.22Grade Unit: %Contained Metal: 80Contained Unit: ktView all detailsHide details
Identity
- Project
- Mantoverde
- Commodity
- copper
- Region
- chile
- Reported Region
- Atacama Region, Chile
- Ticker
- CS
Resource scope
- Estimate type
- resource
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Peter Amelunxen
- Resource group id
- resource:5f58940f86416c264bc7
- Material type
- mixed
Resource Data
- Category
- inferred
- Tonnes
- 59985000
- Grade
- 0.22
- Grade Unit
- %
- Contained Metal
- 80
- Contained Unit
- kt
- Cutoff Grade
- 0.1
- Cutoff Unit
- % SCu
Prior Estimate
- Resource Date
- 2025-12-31
Metal Equivalent
- Assumptions Disclosed
- Yes
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-31T00:00:00.000Z
Reasoning: This Inferred resource for copper in Mantoverde Oxides + Mixed (Dump Leach) adds to the project's overall mineral inventory but has lower geological confidence.
Positive factors
- NI 43-101 Compliant
- QP/CP Signed
Negative factors
- Inferred Resource
Evidence · table
“0.22”
Context: 59,985
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
provenSanto Domingo · copperTonnes: 130945000Grade: 0.52Grade Unit: %Contained Metal: 675Contained Unit: ktView all detailsHide details
Identity
- Project
- Santo Domingo
- Commodity
- copper
- Region
- chile
- Reported Region
- Atacama Region, Chile
- Ticker
- CS
Resource scope
- Estimate type
- reserve
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Peter Amelunxen
- Resource group id
- resource:c790d06636004cd2dfa4
Resource Data
- Category
- proven
- Tonnes
- 130945000
- Grade
- 0.52
- Grade Unit
- %
- Contained Metal
- 675
- Contained Unit
- kt
Prior Estimate
- Resource Date
- 2024-03-31
Metal Equivalent
- Assumptions Disclosed
- Yes
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-31T00:00:00.000Z
Reasoning: This Proven Reserve for copper at Santo Domingo represents a high-confidence, economically viable portion of the project.
Positive factors
- NI 43-101 Compliant
- QP/CP Signed
- Proven Reserve
Evidence · table
“0.52”
Context: 130,945
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
Stale Estimatenegative
Effective date is >2 years old — data currency concern, may not reflect current geological understanding.
Why it applies: effective date is 2.4 years before this release
provenSanto Domingo · goldTonnes: 130945000Grade: 0.07Grade Unit: g/tContained Metal: 291Contained Unit: kozView all detailsHide details
Identity
- Project
- Santo Domingo
- Commodity
- gold
- Region
- chile
- Reported Region
- Atacama Region, Chile
- Ticker
- CS
Resource scope
- Estimate type
- reserve
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Peter Amelunxen
- Resource group id
- resource:c790d06636004cd2dfa4
Resource Data
- Category
- proven
- Tonnes
- 130945000
- Grade
- 0.07
- Grade Unit
- g/t
- Contained Metal
- 291
- Contained Unit
- koz
Prior Estimate
- Resource Date
- 2024-03-31
Metal Equivalent
- Assumptions Disclosed
- Yes
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-31T00:00:00.000Z
Reasoning: This Proven Reserve for gold at Santo Domingo represents a high-confidence, economically viable portion of the project.
Positive factors
- NI 43-101 Compliant
- QP/CP Signed
- Proven Reserve
Evidence · table
“0.07”
Context: 130,945
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
Stale Estimatenegative
Effective date is >2 years old — data currency concern, may not reflect current geological understanding.
Why it applies: effective date is 2.4 years before this release
provenSanto Domingo · iron_oreTonnes: 130945000Grade: 27.2Grade Unit: %Contained Metal: 13Contained Unit: mtView all detailsHide details
Identity
- Project
- Santo Domingo
- Commodity
- iron_ore
- Region
- chile
- Reported Region
- Atacama Region, Chile
- Ticker
- CS
Resource scope
- Estimate type
- reserve
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Peter Amelunxen
- Resource group id
- resource:c790d06636004cd2dfa4
Resource Data
- Category
- proven
- Tonnes
- 130945000
- Grade
- 27.2
- Grade Unit
- %
- Contained Metal
- 13
- Contained Unit
- mt
Prior Estimate
- Resource Date
- 2024-03-31
Metal Equivalent
- Assumptions Disclosed
- Yes
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-31T00:00:00.000Z
Reasoning: This Proven Reserve for iron at Santo Domingo represents a high-confidence, economically viable portion of the project.
Positive factors
- NI 43-101 Compliant
- QP/CP Signed
- Proven Reserve
Evidence · table
“27.2”
Context: 130,945
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
Stale Estimatenegative
Effective date is >2 years old — data currency concern, may not reflect current geological understanding.
Why it applies: effective date is 2.4 years before this release
probableSanto Domingo · copperTonnes: 305111000Grade: 0.25Grade Unit: %Contained Metal: 761Contained Unit: ktView all detailsHide details
Identity
- Project
- Santo Domingo
- Commodity
- copper
- Region
- chile
- Reported Region
- Atacama Region, Chile
- Ticker
- CS
Resource scope
- Estimate type
- reserve
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Peter Amelunxen
- Resource group id
- resource:a8db98180c463479e5df
Resource Data
- Category
- probable
- Tonnes
- 305111000
- Grade
- 0.25
- Grade Unit
- %
- Contained Metal
- 761
- Contained Unit
- kt
Prior Estimate
- Resource Date
- 2024-03-31
Metal Equivalent
- Assumptions Disclosed
- Yes
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-31T00:00:00.000Z
Reasoning: This Probable Reserve for copper at Santo Domingo represents an economically viable portion of the project with good confidence.
Positive factors
- NI 43-101 Compliant
- QP/CP Signed
- Probable Reserve
Evidence · table
“0.25”
Context: 305,111
Tags used in scoring
Probable Reservepositive
Indicated Resource with demonstrated economic viability after applying modifying factors.
Why it applies: category is "probable"
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
Stale Estimatenegative
Effective date is >2 years old — data currency concern, may not reflect current geological understanding.
Why it applies: effective date is 2.4 years before this release
probableSanto Domingo · goldTonnes: 305111000Grade: 0.04Grade Unit: g/tContained Metal: 346Contained Unit: kozView all detailsHide details
Identity
- Project
- Santo Domingo
- Commodity
- gold
- Region
- chile
- Reported Region
- Atacama Region, Chile
- Ticker
- CS
Resource scope
- Estimate type
- reserve
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Peter Amelunxen
- Resource group id
- resource:a8db98180c463479e5df
Resource Data
- Category
- probable
- Tonnes
- 305111000
- Grade
- 0.04
- Grade Unit
- g/t
- Contained Metal
- 346
- Contained Unit
- koz
Prior Estimate
- Resource Date
- 2024-03-31
Metal Equivalent
- Assumptions Disclosed
- Yes
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-31T00:00:00.000Z
Reasoning: This Probable Reserve for gold at Santo Domingo represents an economically viable portion of the project with good confidence.
Positive factors
- NI 43-101 Compliant
- QP/CP Signed
- Probable Reserve
Evidence · table
“0.04”
Context: 305,111
Tags used in scoring
Probable Reservepositive
Indicated Resource with demonstrated economic viability after applying modifying factors.
Why it applies: category is "probable"
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
Stale Estimatenegative
Effective date is >2 years old — data currency concern, may not reflect current geological understanding.
Why it applies: effective date is 2.4 years before this release
probableSanto Domingo · iron_oreTonnes: 305111000Grade: 26.2Grade Unit: %Contained Metal: 56Contained Unit: mtView all detailsHide details
Identity
- Project
- Santo Domingo
- Commodity
- iron_ore
- Region
- chile
- Reported Region
- Atacama Region, Chile
- Ticker
- CS
Resource scope
- Estimate type
- reserve
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Peter Amelunxen
- Resource group id
- resource:a8db98180c463479e5df
Resource Data
- Category
- probable
- Tonnes
- 305111000
- Grade
- 26.2
- Grade Unit
- %
- Contained Metal
- 56
- Contained Unit
- mt
Prior Estimate
- Resource Date
- 2024-03-31
Metal Equivalent
- Assumptions Disclosed
- Yes
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-31T00:00:00.000Z
Reasoning: This Probable Reserve for iron at Santo Domingo represents an economically viable portion of the project with good confidence.
Positive factors
- NI 43-101 Compliant
- QP/CP Signed
- Probable Reserve
Evidence · table
“26.2”
Context: 305,111
Tags used in scoring
Probable Reservepositive
Indicated Resource with demonstrated economic viability after applying modifying factors.
Why it applies: category is "probable"
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
Stale Estimatenegative
Effective date is >2 years old — data currency concern, may not reflect current geological understanding.
Why it applies: effective date is 2.4 years before this release
probableSanto Domingo · copperTonnes: 436056000Grade: 0.33Grade Unit: %Contained Metal: 1435Contained Unit: ktView all detailsHide details
Identity
- Project
- Santo Domingo
- Commodity
- copper
- Region
- chile
- Reported Region
- Atacama Region, Chile
- Ticker
- CS
Resource scope
- Estimate type
- reserve
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Peter Amelunxen
- Resource group id
- resource:39b0c195c191b1f072b8
Resource Data
- Category
- probable
- Tonnes
- 436056000
- Grade
- 0.33
- Grade Unit
- %
- Contained Metal
- 1435
- Contained Unit
- kt
Prior Estimate
- Resource Date
- 2024-03-31
Metal Equivalent
- Assumptions Disclosed
- Yes
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-31T00:00:00.000Z
Reasoning: This total Proven and Probable Reserve for copper at Santo Domingo represents a substantial and economically viable portion of the project.
Positive factors
- NI 43-101 Compliant
- QP/CP Signed
- Probable Reserve
Evidence · table
“0.33”
Context: 436,056
Tags used in scoring
Probable Reservepositive
Indicated Resource with demonstrated economic viability after applying modifying factors.
Why it applies: category is "probable"
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
Stale Estimatenegative
Effective date is >2 years old — data currency concern, may not reflect current geological understanding.
Why it applies: effective date is 2.4 years before this release
probableSanto Domingo · goldTonnes: 436056000Grade: 0.05Grade Unit: g/tContained Metal: 637Contained Unit: kozView all detailsHide details
Identity
- Project
- Santo Domingo
- Commodity
- gold
- Region
- chile
- Reported Region
- Atacama Region, Chile
- Ticker
- CS
Resource scope
- Estimate type
- reserve
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Peter Amelunxen
- Resource group id
- resource:39b0c195c191b1f072b8
Resource Data
- Category
- probable
- Tonnes
- 436056000
- Grade
- 0.05
- Grade Unit
- g/t
- Contained Metal
- 637
- Contained Unit
- koz
Prior Estimate
- Resource Date
- 2024-03-31
Metal Equivalent
- Assumptions Disclosed
- Yes
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-31T00:00:00.000Z
Reasoning: This total Proven and Probable Reserve for gold at Santo Domingo represents a substantial and economically viable portion of the project.
Positive factors
- NI 43-101 Compliant
- QP/CP Signed
- Probable Reserve
Evidence · table
“0.05”
Context: 436,056
Tags used in scoring
Probable Reservepositive
Indicated Resource with demonstrated economic viability after applying modifying factors.
Why it applies: category is "probable"
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
Stale Estimatenegative
Effective date is >2 years old — data currency concern, may not reflect current geological understanding.
Why it applies: effective date is 2.4 years before this release
probableSanto Domingo · iron_oreTonnes: 436056000Grade: 26.5Grade Unit: %Contained Metal: 68Contained Unit: mtView all detailsHide details
Identity
- Project
- Santo Domingo
- Commodity
- iron_ore
- Region
- chile
- Reported Region
- Atacama Region, Chile
- Ticker
- CS
Resource scope
- Estimate type
- reserve
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Peter Amelunxen
- Resource group id
- resource:39b0c195c191b1f072b8
Resource Data
- Category
- probable
- Tonnes
- 436056000
- Grade
- 26.5
- Grade Unit
- %
- Contained Metal
- 68
- Contained Unit
- mt
Prior Estimate
- Resource Date
- 2024-03-31
Metal Equivalent
- Assumptions Disclosed
- Yes
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-31T00:00:00.000Z
Reasoning: This total Proven and Probable Reserve for iron at Santo Domingo represents a substantial and economically viable portion of the project.
Positive factors
- NI 43-101 Compliant
- QP/CP Signed
- Probable Reserve
Evidence · table
“26.5”
Context: 436,056
Tags used in scoring
Probable Reservepositive
Indicated Resource with demonstrated economic viability after applying modifying factors.
Why it applies: category is "probable"
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
Stale Estimatenegative
Effective date is >2 years old — data currency concern, may not reflect current geological understanding.
Why it applies: effective date is 2.4 years before this release
provenMantoverde · copperTonnes: 209871000Grade: 0.55Grade Unit: %Contained Metal: 1146Contained Unit: ktView all detailsHide details
Identity
- Project
- Mantoverde
- Commodity
- copper
- Region
- chile
- Reported Region
- Atacama Region, Chile
- Ticker
- CS
Resource scope
- Estimate type
- reserve
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Peter Amelunxen
- Resource group id
- resource:c51f6cbdb6d27da3cc8e
- Material type
- mixed
Resource Data
- Category
- proven
- Tonnes
- 209871000
- Grade
- 0.55
- Grade Unit
- %
- Contained Metal
- 1146
- Contained Unit
- kt
- Cutoff Grade
- 0.2
- Cutoff Unit
- % TCu
Prior Estimate
- Resource Date
- 2025-12-31
Metal Equivalent
- Assumptions Disclosed
- Yes
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-31T00:00:00.000Z
Reasoning: This Proven Reserve for copper in Mantoverde Sulphides + Mixed (Flotation) represents a high-confidence, economically viable portion of the project.
Positive factors
- NI 43-101 Compliant
- QP/CP Signed
- Proven Reserve
Evidence · table
“0.55”
Context: 209,871
Tags used in scoring
Proven Reservepositive
Measured Resource with demonstrated economic viability after applying modifying factors.
Why it applies: category is "proven"
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
provenMantoverde · goldTonnes: 209871000Grade: 0.1Grade Unit: g/tContained Metal: 675Contained Unit: kozView all detailsHide details
Identity
- Project
- Mantoverde
- Commodity
- gold
- Region
- chile
- Reported Region
- Atacama Region, Chile
- Ticker
- CS
Resource scope
- Estimate type
- reserve
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Peter Amelunxen
- Resource group id
- resource:c51f6cbdb6d27da3cc8e
- Material type
- mixed
Resource Data
- Category
- proven
- Tonnes
- 209871000
- Grade
- 0.1
- Grade Unit
- g/t
- Contained Metal
- 675
- Contained Unit
- koz
- Cutoff Grade
- 0.2
- Cutoff Unit
- % TCu
Prior Estimate
- Resource Date
- 2025-12-31
Metal Equivalent
- Assumptions Disclosed
- Yes
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-31T00:00:00.000Z
Reasoning: This Proven Reserve for gold in Mantoverde Sulphides + Mixed (Flotation) represents a high-confidence, economically viable portion of the project.
Positive factors
- NI 43-101 Compliant
- QP/CP Signed
- Proven Reserve
Evidence · table
“0.10”
Context: 209,871
Tags used in scoring
Proven Reservepositive
Measured Resource with demonstrated economic viability after applying modifying factors.
Why it applies: category is "proven"
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
probableMantoverde · copperTonnes: 174347000Grade: 0.39Grade Unit: %Contained Metal: 686Contained Unit: ktView all detailsHide details
Identity
- Project
- Mantoverde
- Commodity
- copper
- Region
- chile
- Reported Region
- Atacama Region, Chile
- Ticker
- CS
Resource scope
- Estimate type
- reserve
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Peter Amelunxen
- Resource group id
- resource:c6c62f6755081849434a
- Material type
- mixed
Resource Data
- Category
- probable
- Tonnes
- 174347000
- Grade
- 0.39
- Grade Unit
- %
- Contained Metal
- 686
- Contained Unit
- kt
- Cutoff Grade
- 0.2
- Cutoff Unit
- % TCu
Prior Estimate
- Resource Date
- 2025-12-31
Metal Equivalent
- Assumptions Disclosed
- Yes
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-31T00:00:00.000Z
Reasoning: This Probable Reserve for copper in Mantoverde Sulphides + Mixed (Flotation) represents an economically viable portion of the project with good confidence.
Positive factors
- NI 43-101 Compliant
- QP/CP Signed
- Probable Reserve
Evidence · table
“0.39”
Context: 174,347
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
probableMantoverde · goldTonnes: 174347000Grade: 0.09Grade Unit: g/tContained Metal: 504Contained Unit: kozView all detailsHide details
Identity
- Project
- Mantoverde
- Commodity
- gold
- Region
- chile
- Reported Region
- Atacama Region, Chile
- Ticker
- CS
Resource scope
- Estimate type
- reserve
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Peter Amelunxen
- Resource group id
- resource:c6c62f6755081849434a
- Material type
- mixed
Resource Data
- Category
- probable
- Tonnes
- 174347000
- Grade
- 0.09
- Grade Unit
- g/t
- Contained Metal
- 504
- Contained Unit
- koz
- Cutoff Grade
- 0.2
- Cutoff Unit
- % TCu
Prior Estimate
- Resource Date
- 2025-12-31
Metal Equivalent
- Assumptions Disclosed
- Yes
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-31T00:00:00.000Z
Reasoning: This Probable Reserve for gold in Mantoverde Sulphides + Mixed (Flotation) represents an economically viable portion of the project with good confidence.
Positive factors
- NI 43-101 Compliant
- QP/CP Signed
- Probable Reserve
Evidence · table
“0.09”
Context: 174,347
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
probableMantoverde · copperTonnes: 384219000Grade: 0.48Grade Unit: %Contained Metal: 1833Contained Unit: ktView all detailsHide details
Identity
- Project
- Mantoverde
- Commodity
- copper
- Region
- chile
- Reported Region
- Atacama Region, Chile
- Ticker
- CS
Resource scope
- Estimate type
- reserve
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Peter Amelunxen
- Resource group id
- resource:9dceb5302ce76ef21b74
- Material type
- mixed
Resource Data
- Category
- probable
- Tonnes
- 384219000
- Grade
- 0.48
- Grade Unit
- %
- Contained Metal
- 1833
- Contained Unit
- kt
- Cutoff Grade
- 0.2
- Cutoff Unit
- % TCu
Prior Estimate
- Resource Date
- 2025-12-31
Metal Equivalent
- Assumptions Disclosed
- Yes
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-31T00:00:00.000Z
Reasoning: This total Proven and Probable Reserve for copper in Mantoverde Sulphides + Mixed (Flotation) represents a substantial and economically viable portion of the project.
Positive factors
- NI 43-101 Compliant
- QP/CP Signed
- Probable Reserve
Evidence · table
“0.48”
Context: 384,219
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
probableMantoverde · goldTonnes: 384219000Grade: 0.1Grade Unit: g/tContained Metal: 1179Contained Unit: kozView all detailsHide details
Identity
- Project
- Mantoverde
- Commodity
- gold
- Region
- chile
- Reported Region
- Atacama Region, Chile
- Ticker
- CS
Resource scope
- Estimate type
- reserve
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Peter Amelunxen
- Resource group id
- resource:9dceb5302ce76ef21b74
- Material type
- mixed
Resource Data
- Category
- probable
- Tonnes
- 384219000
- Grade
- 0.1
- Grade Unit
- g/t
- Contained Metal
- 1179
- Contained Unit
- koz
- Cutoff Grade
- 0.2
- Cutoff Unit
- % TCu
Prior Estimate
- Resource Date
- 2025-12-31
Metal Equivalent
- Assumptions Disclosed
- Yes
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-31T00:00:00.000Z
Reasoning: This total Proven and Probable Reserve for gold in Mantoverde Sulphides + Mixed (Flotation) represents a substantial and economically viable portion of the project.
Positive factors
- NI 43-101 Compliant
- QP/CP Signed
- Probable Reserve
Evidence · table
“0.10”
Context: 384,219
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
provenMantoverde · copperTonnes: 125411000Grade: 0.21Grade Unit: %Contained Metal: 259Contained Unit: ktView all detailsHide details
Identity
- Project
- Mantoverde
- Commodity
- copper
- Region
- chile
- Reported Region
- Atacama Region, Chile
- Ticker
- CS
Resource scope
- Estimate type
- reserve
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Peter Amelunxen
- Resource group id
- resource:7e5f569dcb6225686d7c
- Material type
- Oxides (Dump+Heap Leach)
Resource Data
- Category
- proven
- Tonnes
- 125411000
- Grade
- 0.21
- Grade Unit
- %
- Contained Metal
- 259
- Contained Unit
- kt
- Cutoff Grade
- 0.1
- Cutoff Unit
- % SCu
Prior Estimate
- Resource Date
- 2025-12-31
Metal Equivalent
- Assumptions Disclosed
- Yes
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-31T00:00:00.000Z
Reasoning: This Proven Reserve for copper in Mantoverde Oxides (Dump+Heap Leach) represents a high-confidence, economically viable portion of the project.
Positive factors
- NI 43-101 Compliant
- QP/CP Signed
- Proven Reserve
Evidence · table
“0.21”
Context: 125,411
Tags used in scoring
Proven Reservepositive
Measured Resource with demonstrated economic viability after applying modifying factors.
Why it applies: category is "proven"
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
probableMantoverde · copperTonnes: 70356000Grade: 0.19Grade Unit: %Contained Metal: 131Contained Unit: ktView all detailsHide details
Identity
- Project
- Mantoverde
- Commodity
- copper
- Region
- chile
- Reported Region
- Atacama Region, Chile
- Ticker
- CS
Resource scope
- Estimate type
- reserve
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Peter Amelunxen
- Resource group id
- resource:f5e8f5ee00a786527fa2
- Material type
- Oxides (Dump+Heap Leach)
Resource Data
- Category
- probable
- Tonnes
- 70356000
- Grade
- 0.19
- Grade Unit
- %
- Contained Metal
- 131
- Contained Unit
- kt
- Cutoff Grade
- 0.1
- Cutoff Unit
- % SCu
Prior Estimate
- Resource Date
- 2025-12-31
Metal Equivalent
- Assumptions Disclosed
- Yes
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-31T00:00:00.000Z
Reasoning: This Probable Reserve for copper in Mantoverde Oxides (Dump+Heap Leach) represents an economically viable portion of the project with good confidence.
Positive factors
- NI 43-101 Compliant
- QP/CP Signed
- Probable Reserve
Evidence · table
“0.19”
Context: 70,356
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
probableMantoverde · copperTonnes: 195768000Grade: 0.2Grade Unit: %Contained Metal: 390Contained Unit: ktView all detailsHide details
Identity
- Project
- Mantoverde
- Commodity
- copper
- Region
- chile
- Reported Region
- Atacama Region, Chile
- Ticker
- CS
Resource scope
- Estimate type
- reserve
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Peter Amelunxen
- Resource group id
- resource:f3421f2c54ddf7bfc368
- Material type
- Oxides (Dump+Heap Leach)
Resource Data
- Category
- probable
- Tonnes
- 195768000
- Grade
- 0.2
- Grade Unit
- %
- Contained Metal
- 390
- Contained Unit
- kt
- Cutoff Grade
- 0.1
- Cutoff Unit
- % SCu
Prior Estimate
- Resource Date
- 2025-12-31
Metal Equivalent
- Assumptions Disclosed
- Yes
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-31T00:00:00.000Z
Reasoning: This total Proven and Probable Reserve for copper in Mantoverde Oxides (Dump+Heap Leach) represents a substantial and economically viable portion of the project.
Positive factors
- NI 43-101 Compliant
- QP/CP Signed
- Probable Reserve
Evidence · table
“0.20”
Context: 195,768
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
measuredSierra Norte · copperTonnes: 7500000Grade: 0.47Grade Unit: %Contained Metal: 35.5Contained Unit: ktHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Project
- Sierra Norte
- Commodity
- copper
- Region
- chile
- Reported Region
- Atacama Region, Chile
- Ticker
- CS
Resource scope
- Estimate type
- resource
- Reporting standards
- other
- QP Signed
- No
- Resource group id
- resource:caa4ef57c5946d5aa62c
- Deposit or zone
- Carmen-Paulina
Resource Data
- Category
- measured
- Tonnes
- 7500000
- Grade
- 0.47
- Grade Unit
- %
- Contained Metal
- 35.5
- Contained Unit
- kt
- Cutoff Grade
- 0.2
- Cutoff Unit
- %
Prior Estimate
- Resource Date
- 2016-04-29
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Historical
- Yes
- Historical Source Date
- 2016-04-29T00:00:00.000Z
Dates
- Event date
- 2026-08-31T00:00:00.000Z
Reasoning: This is a historical and non-compliant Measured resource for copper at Carmen-Paulina, Sierra Norte, which requires further verification and cannot be relied upon as a current resource.
Negative factors
- Historical Estimate Only
- No QP/CP Disclosure
Evidence · table
“0.47%”
Context: 7.5
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 Disclosedpositive
Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.
Why it applies: cutoff_grade is stated
Stale Estimatenegative
Effective date is >2 years old — data currency concern, may not reflect current geological understanding.
Why it applies: effective date is 10.3 years before this release
indicatedSierra Norte · copperTonnes: 63500000Grade: 0.46Grade Unit: %Contained Metal: 292Contained Unit: ktHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Project
- Sierra Norte
- Commodity
- copper
- Region
- chile
- Reported Region
- Atacama Region, Chile
- Ticker
- CS
Resource scope
- Estimate type
- resource
- Reporting standards
- other
- QP Signed
- No
- Resource group id
- resource:ab54f4738d3164fef898
- Deposit or zone
- Carmen-Paulina
Resource Data
- Category
- indicated
- Tonnes
- 63500000
- Grade
- 0.46
- Grade Unit
- %
- Contained Metal
- 292
- Contained Unit
- kt
- Cutoff Grade
- 0.2
- Cutoff Unit
- %
Prior Estimate
- Resource Date
- 2016-04-29
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Historical
- Yes
- Historical Source Date
- 2016-04-29T00:00:00.000Z
Dates
- Event date
- 2026-08-31T00:00:00.000Z
Reasoning: This is a historical and non-compliant Indicated resource for copper at Carmen-Paulina, Sierra Norte, which requires further verification and cannot be relied upon as a current resource.
Negative factors
- Historical Estimate Only
- No QP/CP Disclosure
Evidence · table
“0.46%”
Context: 63.5
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
Stale Estimatenegative
Effective date is >2 years old — data currency concern, may not reflect current geological understanding.
Why it applies: effective date is 10.3 years before this release
inferredSierra Norte · copperTonnes: 25100000Grade: 0.4Grade Unit: %Contained Metal: 101.5Contained Unit: ktHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Project
- Sierra Norte
- Commodity
- copper
- Region
- chile
- Reported Region
- Atacama Region, Chile
- Ticker
- CS
Resource scope
- Estimate type
- resource
- Reporting standards
- other
- QP Signed
- No
- Resource group id
- resource:75029d38d1c18c5319c4
- Deposit or zone
- Carmen-Paulina
Resource Data
- Category
- inferred
- Tonnes
- 25100000
- Grade
- 0.4
- Grade Unit
- %
- Contained Metal
- 101.5
- Contained Unit
- kt
- Cutoff Grade
- 0.2
- Cutoff Unit
- %
Prior Estimate
- Resource Date
- 2016-04-29
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Historical
- Yes
- Historical Source Date
- 2016-04-29T00:00:00.000Z
Dates
- Event date
- 2026-08-31T00:00:00.000Z
Reasoning: This is a historical and non-compliant Inferred resource for copper at Carmen-Paulina, Sierra Norte, which requires further verification and cannot be relied upon as a current resource.
Negative factors
- Historical Estimate Only
- No QP/CP Disclosure
Evidence · table
“0.40%”
Context: 25.1
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
Stale Estimatenegative
Effective date is >2 years old — data currency concern, may not reflect current geological understanding.
Why it applies: effective date is 10.3 years before this release
inferredSierra Norte · copperTonnes: 96100000Grade: 0.45Grade Unit: %Contained Metal: 429Contained Unit: ktHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Project
- Sierra Norte
- Commodity
- copper
- Region
- chile
- Reported Region
- Atacama Region, Chile
- Ticker
- CS
Resource scope
- Estimate type
- resource
- Reporting standards
- other
- QP Signed
- No
- Resource group id
- resource:5155c54b255e27ba6800
- Deposit or zone
- Carmen-Paulina
Resource Data
- Category
- inferred
- Tonnes
- 96100000
- Grade
- 0.45
- Grade Unit
- %
- Contained Metal
- 429
- Contained Unit
- kt
- Cutoff Grade
- 0.2
- Cutoff Unit
- %
Prior Estimate
- Resource Date
- 2016-04-29
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Historical
- Yes
- Historical Source Date
- 2016-04-29T00:00:00.000Z
Dates
- Event date
- 2026-08-31T00:00:00.000Z
Reasoning: This is the total historical and non-compliant resource for copper at Carmen-Paulina, Sierra Norte, which requires further verification and cannot be relied upon as a current resource.
Negative factors
- Historical Estimate Only
- No QP/CP Disclosure
Evidence · table
“0.45%”
Context: 96.1
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
Stale Estimatenegative
Effective date is >2 years old — data currency concern, may not reflect current geological understanding.
Why it applies: effective date is 10.3 years before this release
measuredSierra Norte · copperTonnes: 700000Grade: 0.42Grade Unit: %Contained Metal: 3Contained Unit: ktHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Project
- Sierra Norte
- Commodity
- copper
- Region
- chile
- Reported Region
- Atacama Region, Chile
- Ticker
- CS
Resource scope
- Estimate type
- resource
- Reporting standards
- other
- QP Signed
- No
- Resource group id
- resource:3fa1e15c9a0392c8870f
- Deposit or zone
- Esther
Resource Data
- Category
- measured
- Tonnes
- 700000
- Grade
- 0.42
- Grade Unit
- %
- Contained Metal
- 3
- Contained Unit
- kt
- Cutoff Grade
- 0.2
- Cutoff Unit
- %
Prior Estimate
- Resource Date
- 2016-04-29
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Historical
- Yes
- Historical Source Date
- 2016-04-29T00:00:00.000Z
Dates
- Event date
- 2026-08-31T00:00:00.000Z
Reasoning: This is a historical and non-compliant Measured resource for copper at Esther, Sierra Norte, which requires further verification and cannot be relied upon as a current resource.
Negative factors
- Historical Estimate Only
- No QP/CP Disclosure
Evidence · table
“0.42%”
Context: 0.7
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 Disclosedpositive
Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.
Why it applies: cutoff_grade is stated
Stale Estimatenegative
Effective date is >2 years old — data currency concern, may not reflect current geological understanding.
Why it applies: effective date is 10.3 years before this release
indicatedSierra Norte · copperTonnes: 3300000Grade: 0.4Grade Unit: %Contained Metal: 13.3Contained Unit: ktHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Project
- Sierra Norte
- Commodity
- copper
- Region
- chile
- Reported Region
- Atacama Region, Chile
- Ticker
- CS
Resource scope
- Estimate type
- resource
- Reporting standards
- other
- QP Signed
- No
- Resource group id
- resource:030178c73308ed316e24
- Deposit or zone
- Esther
Resource Data
- Category
- indicated
- Tonnes
- 3300000
- Grade
- 0.4
- Grade Unit
- %
- Contained Metal
- 13.3
- Contained Unit
- kt
- Cutoff Grade
- 0.2
- Cutoff Unit
- %
Prior Estimate
- Resource Date
- 2016-04-29
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Historical
- Yes
- Historical Source Date
- 2016-04-29T00:00:00.000Z
Dates
- Event date
- 2026-08-31T00:00:00.000Z
Reasoning: This is a historical and non-compliant Indicated resource for copper at Esther, Sierra Norte, which requires further verification and cannot be relied upon as a current resource.
Negative factors
- Historical Estimate Only
- No QP/CP Disclosure
Evidence · table
“0.40%”
Context: 3.3
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
Stale Estimatenegative
Effective date is >2 years old — data currency concern, may not reflect current geological understanding.
Why it applies: effective date is 10.3 years before this release
inferredSierra Norte · copperTonnes: 100000Grade: 0.35Grade Unit: %Contained Metal: 0.3Contained Unit: ktHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Project
- Sierra Norte
- Commodity
- copper
- Region
- chile
- Reported Region
- Atacama Region, Chile
- Ticker
- CS
Resource scope
- Estimate type
- resource
- Reporting standards
- other
- QP Signed
- No
- Resource group id
- resource:e7fecbd0ce1ca4d3fdfd
- Deposit or zone
- Esther
Resource Data
- Category
- inferred
- Tonnes
- 100000
- Grade
- 0.35
- Grade Unit
- %
- Contained Metal
- 0.3
- Contained Unit
- kt
- Cutoff Grade
- 0.2
- Cutoff Unit
- %
Prior Estimate
- Resource Date
- 2016-04-29
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Historical
- Yes
- Historical Source Date
- 2016-04-29T00:00:00.000Z
Dates
- Event date
- 2026-08-31T00:00:00.000Z
Reasoning: This is a historical and non-compliant Inferred resource for copper at Esther, Sierra Norte, which requires further verification and cannot be relied upon as a current resource.
Negative factors
- Historical Estimate Only
- No QP/CP Disclosure
Evidence · table
“0.35%”
Context: 0.1
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
Stale Estimatenegative
Effective date is >2 years old — data currency concern, may not reflect current geological understanding.
Why it applies: effective date is 10.3 years before this release
inferredSierra Norte · copperTonnes: 4100000Grade: 0.4Grade Unit: %Contained Metal: 16.6Contained Unit: ktHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Project
- Sierra Norte
- Commodity
- copper
- Region
- chile
- Reported Region
- Atacama Region, Chile
- Ticker
- CS
Resource scope
- Estimate type
- resource
- Reporting standards
- other
- QP Signed
- No
- Resource group id
- resource:5dced116330c1803e722
- Deposit or zone
- Esther
Resource Data
- Category
- inferred
- Tonnes
- 4100000
- Grade
- 0.4
- Grade Unit
- %
- Contained Metal
- 16.6
- Contained Unit
- kt
- Cutoff Grade
- 0.2
- Cutoff Unit
- %
Prior Estimate
- Resource Date
- 2016-04-29
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Historical
- Yes
- Historical Source Date
- 2016-04-29T00:00:00.000Z
Dates
- Event date
- 2026-08-31T00:00:00.000Z
Reasoning: This is the total historical and non-compliant resource for copper at Esther, Sierra Norte, which requires further verification and cannot be relied upon as a current resource.
Negative factors
- Historical Estimate Only
- No QP/CP Disclosure
Evidence · table
“0.40%”
Context: 4.1
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
Stale Estimatenegative
Effective date is >2 years old — data currency concern, may not reflect current geological understanding.
Why it applies: effective date is 10.3 years before this release
inferredSan Pietro · iron_oreTonnes: 83000000Grade: 27Grade Unit: blbView all detailsHide details
Identity
- Project
- San Pietro
- Commodity
- iron_ore
- Region
- chile
- Reported Region
- Atacama Region, Chile
- Ticker
- CS
Resource scope
- Estimate type
- resource
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Dr. Bruce David, Susan Lomas
- Resource group id
- resource:1cde1b340185e1e4ec13
- Material type
- oxide
Resource Data
- Category
- inferred
- Tonnes
- 83000000
- Grade
- 27
- Grade Unit
- blb
- Cutoff Grade
- 0.3
- Cutoff Unit
- % CuEq
Prior Estimate
- Resource Date
- 2025-01-24
Metal Equivalent
- Assumptions Disclosed
- No
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-31T00:00:00.000Z
Reasoning: This is a maiden Inferred resource for copper in the oxide zone of the newly acquired San Pietro project, contributing to the overall mineral inventory, though its confidence level is low. (Expanded from multi-commodity resource table for completeness.)
Positive factors
- NI 43-101 Compliant
- QP/CP Signed
- Maiden Resource
Negative factors
- All Inferred
Evidence · table
“27”
Context: 83
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
No Contained Metalnegative
Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.
Why it applies: contained_metal was not reported
inferredSan Pietro · iron_oreTonnes: 410000000Grade: 130Grade Unit: blbView all detailsHide details
Identity
- Project
- San Pietro
- Commodity
- iron_ore
- Region
- chile
- Reported Region
- Atacama Region, Chile
- Ticker
- CS
Resource scope
- Estimate type
- resource
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Dr. Bruce David, Susan Lomas
- Resource group id
- resource:f4a6be602ba86ef8169c
- Material type
- sulphide
Resource Data
- Category
- inferred
- Tonnes
- 410000000
- Grade
- 130
- Grade Unit
- blb
- Cutoff Grade
- 0.3
- Cutoff Unit
- % CuEq
Prior Estimate
- Resource Date
- 2025-01-24
Metal Equivalent
- Assumptions Disclosed
- No
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-31T00:00:00.000Z
Reasoning: This is a maiden Inferred resource for copper in the sulphide zone of the newly acquired San Pietro project, contributing significantly to the overall mineral inventory, though its confidence level is low. (Expanded from multi-commodity resource table for completeness.)
Positive factors
- NI 43-101 Compliant
- QP/CP Signed
- Maiden Resource
Negative factors
- All Inferred
Evidence · table
“130”
Context: 410
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
No Contained Metalnegative
Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.
Why it applies: contained_metal was not reported
inferredSan Pietro · iron_oreTonnes: 492000000Grade: 157Grade Unit: blbView all detailsHide details
Identity
- Project
- San Pietro
- Commodity
- iron_ore
- Region
- chile
- Reported Region
- Atacama Region, Chile
- Ticker
- CS
Resource scope
- Estimate type
- resource
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Dr. Bruce David, Susan Lomas
- Resource group id
- resource:a5d529f2ea5d33e965fb
Resource Data
- Category
- inferred
- Tonnes
- 492000000
- Grade
- 157
- Grade Unit
- blb
- Cutoff Grade
- 0.3
- Cutoff Unit
- % CuEq
Prior Estimate
- Resource Date
- 2025-01-24
Metal Equivalent
- Assumptions Disclosed
- No
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-31T00:00:00.000Z
Reasoning: This is the total maiden Inferred resource for copper at the newly acquired San Pietro project, representing a significant addition to the company's mineral inventory, though its confidence level is low. (Expanded from multi-commodity resource table for completeness.)
Positive factors
- NI 43-101 Compliant
- QP/CP Signed
- Maiden Resource
Negative factors
- All Inferred
Evidence · table
“157”
Context: 492
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
No Contained Metalnegative
Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.
Why it applies: contained_metal was not reported
measuredSanto Domingo · iron_oreTonnes: 134000000Grade: 26.9Grade Unit: %View all detailsHide details
Identity
- Project
- Santo Domingo
- Commodity
- iron_ore
- Region
- chile
- Reported Region
- Atacama Region, Chile
- Ticker
- CS
Resource scope
- Estimate type
- resource
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Peter Amelunxen
- Resource group id
- resource:7f65e3e4a5be173d2de5
Resource Data
- Category
- measured
- Tonnes
- 134000000
- Grade
- 26.9
- Grade Unit
- %
- Cutoff Grade
- 9.85
- Cutoff Unit
- US$/t NSR
Prior Estimate
- Resource Date
- 2024-03-31
Metal Equivalent
- Assumptions Disclosed
- Yes
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-31T00:00:00.000Z
Reasoning: This Measured resource for copper at Santo Domingo provides high confidence and contributes significantly to the project's overall resource base. (Expanded from multi-commodity resource table for completeness.)
Positive factors
- NI 43-101 Compliant
- QP/CP Signed
- Measured Resource
Evidence · table
“26.9”
Context: 134,000
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 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
No Contained Metalnegative
Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.
Why it applies: contained_metal was not reported
Stale Estimatenegative
Effective date is >2 years old — data currency concern, may not reflect current geological understanding.
Why it applies: effective date is 2.4 years before this release
provenSanto Domingo · iron_oreTonnes: 130945000Grade: 27.2Grade Unit: %View all detailsHide details
Identity
- Project
- Santo Domingo
- Commodity
- iron_ore
- Region
- chile
- Reported Region
- Atacama Region, Chile
- Ticker
- CS
Resource scope
- Estimate type
- reserve
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Peter Amelunxen
- Resource group id
- resource:c790d06636004cd2dfa4
Resource Data
- Category
- proven
- Tonnes
- 130945000
- Grade
- 27.2
- Grade Unit
- %
Prior Estimate
- Resource Date
- 2024-03-31
Metal Equivalent
- Assumptions Disclosed
- Yes
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-31T00:00:00.000Z
Reasoning: This Proven Reserve for copper at Santo Domingo represents a high-confidence, economically viable portion of the project. (Expanded from multi-commodity resource table for completeness.)
Positive factors
- NI 43-101 Compliant
- QP/CP Signed
- Proven Reserve
Evidence · table
“27.2”
Context: 130,945
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
No Contained Metalnegative
Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.
Why it applies: contained_metal was not reported
Stale Estimatenegative
Effective date is >2 years old — data currency concern, may not reflect current geological understanding.
Why it applies: effective date is 2.4 years before this release
probableSanto Domingo · iron_oreTonnes: 305111000Grade: 26.2Grade Unit: %View all detailsHide details
Identity
- Project
- Santo Domingo
- Commodity
- iron_ore
- Region
- chile
- Reported Region
- Atacama Region, Chile
- Ticker
- CS
Resource scope
- Estimate type
- reserve
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Peter Amelunxen
- Resource group id
- resource:a8db98180c463479e5df
Resource Data
- Category
- probable
- Tonnes
- 305111000
- Grade
- 26.2
- Grade Unit
- %
Prior Estimate
- Resource Date
- 2024-03-31
Metal Equivalent
- Assumptions Disclosed
- Yes
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-31T00:00:00.000Z
Reasoning: This Probable Reserve for copper at Santo Domingo represents an economically viable portion of the project with good confidence. (Expanded from multi-commodity resource table for completeness.)
Positive factors
- NI 43-101 Compliant
- QP/CP Signed
- Probable Reserve
Evidence · table
“26.2”
Context: 305,111
Tags used in scoring
Probable Reservepositive
Indicated Resource with demonstrated economic viability after applying modifying factors.
Why it applies: category is "probable"
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
No Contained Metalnegative
Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.
Why it applies: contained_metal was not reported
Stale Estimatenegative
Effective date is >2 years old — data currency concern, may not reflect current geological understanding.
Why it applies: effective date is 2.4 years before this release
probableSanto Domingo · iron_oreTonnes: 436056000Grade: 26.5Grade Unit: %View all detailsHide details
Identity
- Project
- Santo Domingo
- Commodity
- iron_ore
- Region
- chile
- Reported Region
- Atacama Region, Chile
- Ticker
- CS
Resource scope
- Estimate type
- reserve
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Peter Amelunxen
- Resource group id
- resource:39b0c195c191b1f072b8
Resource Data
- Category
- probable
- Tonnes
- 436056000
- Grade
- 26.5
- Grade Unit
- %
Prior Estimate
- Resource Date
- 2024-03-31
Metal Equivalent
- Assumptions Disclosed
- Yes
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-31T00:00:00.000Z
Reasoning: This total Proven and Probable Reserve for copper at Santo Domingo represents a substantial and economically viable portion of the project. (Expanded from multi-commodity resource table for completeness.)
Positive factors
- NI 43-101 Compliant
- QP/CP Signed
- Probable Reserve
Evidence · table
“26.5”
Context: 436,056
Tags used in scoring
Probable Reservepositive
Indicated Resource with demonstrated economic viability after applying modifying factors.
Why it applies: category is "probable"
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
No Contained Metalnegative
Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.
Why it applies: contained_metal was not reported
Stale Estimatenegative
Effective date is >2 years old — data currency concern, may not reflect current geological understanding.
Why it applies: effective date is 2.4 years before this release
probableMantoverde · goldTonnes: 384219000Grade: 0.1Grade Unit: g/tView all detailsHide details
Identity
- Project
- Mantoverde
- Commodity
- gold
- Region
- chile
- Reported Region
- Atacama Region, Chile
- Ticker
- CS
Resource scope
- Estimate type
- reserve
- Reporting standards
- ni_43_101
- QP Signed
- Yes
- Qualified person names
- Peter Amelunxen
- Resource group id
- resource:341a3a70e499b7a6e78d
Resource Data
- Category
- probable
- Tonnes
- 384219000
- Grade
- 0.1
- Grade Unit
- g/t
- Cutoff Grade
- 0.2
- Cutoff Unit
- % TCu
Prior Estimate
- Resource Date
- 2025-12-31
Metal Equivalent
- Assumptions Disclosed
- Yes
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-31T00:00:00.000Z
Reasoning: This total Proven and Probable Reserve for copper in Mantoverde Sulphides + Mixed (Flotation) represents a substantial and economically viable portion of the project. (Expanded from multi-commodity resource table for completeness.)
Positive factors
- NI 43-101 Compliant
- QP/CP Signed
- Probable Reserve
Evidence · table
“0.10”
Context: 384,219
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
No Contained Metalnegative
Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.
Why it applies: contained_metal was not reported
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.