Moon River Moly Announces Robust Updated Positive Preliminary Economic Assessment of Davidson Molybdenum-Copper-Tungsten Project Demonstrating Improved Economics
Original announcement by tmx on
- Company
- Moon River Moly Ltd.
- Ticker
- MOO
- Exchange
- TSX
- Region
- British Columbia
- Primary commodity
- Molybdenum
- Secondary commodities
- Copper, Tungsten
- Document categories
- Resource update, Economic study, Metallurgy
- Extracted
- 2026-09-18 11:06:54 UTC
Analysis by Minestarters Atlas
Minestarters Atlas analysis
Summary
Moon River Moly announced an updated Preliminary Economic Assessment (PEA) for its Davidson Molybdenum-Copper-Tungsten Project in British Columbia, demonstrating improved economics. The PEA outlines an after-tax NPV of $1.034 billion and an IRR of 32% at an 8% discount rate, based on a 20-year mine life and 10,000 tonnes per day throughput. The project features an underground mine and processing plant with dry stacked tailings, aiming for a low carbon footprint, and benefits from its Tier 1 jurisdiction and inclusion of copper and tungsten by-product revenues.
Reasoning: The updated PEA for the Davidson Molybdenum-Copper-Tungsten Project presents robust economics with high NPV and IRR, a long mine life, and environmental benefits, situated in a favorable jurisdiction. However, it is a preliminary study with inherent uncertainties and includes inferred resources in the economic analysis for tungsten.
Positive factors
- Strong after-tax NPV and IRR for a PEA-stage project.
- Long mine life of 20 years with potential for 120 years from M&I resources.
- Located in a Tier 1 jurisdiction (British Columbia) with existing infrastructure.
- Underground mine and processing plant, with dry stacked tailings, minimizing environmental footprint and carbon emissions.
- Inclusion of copper and tungsten by-product revenues significantly improves economics.
- Conservative pricing assumptions based on 3-year trailing averages.
Negative factors
- Preliminary Economic Assessment (PEA) stage, which has a high level of uncertainty (±40% accuracy).
- Economic analysis includes inferred mineral resources for tungsten, which are geologically speculative.
- The PEA mine plan uses a diluted mineral resource of 72.074 Mt, which is less than the M&I resource at the stated cut-off, creating some ambiguity regarding resource utilization.
Low confidence — this extraction should be reviewed alongside the original source.
Facts used in scoring: 13
Classification and evidence
Cut-off Disclosedpositive
Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.
Why it applies: A current resource fact retains the disclosed cut-off grade
Mill Routeneutral
Processing via mill or concentrator (CIL, CIP, tank leach, flotation).
Why it applies: the document describes a flotation route ("flotation")
Gravity Routeneutral
Gravity separation forms a material part of the flowsheet.
Why it applies: the document describes a gravity route ("gravity")
Extracted facts
Stored fact records: 12. Some facts used in scoring do not have a stored record.
Resource Estimates (9)
measuredDavidson Property · molybdenumTonnes: 128457000Grade: 0.122Grade Unit: %MoContained Metal: 156354000Contained Unit: kgView all detailsHide details
Identity
- Project
- Davidson Property
- Commodity
- molybdenum
- Region
- canada_bc
- Reported Region
- British Columbia
- Ticker
- MOO
Resource scope
- Estimate type
- resource
- Effective date
- 2025-12-23T00:00:00.000Z
- Reporting standards
- ni_43_101, other
- QP Signed
- Yes
- Qualified person names
- F. Bakker
- Resource group id
- resource:458cacce6055c2bedca8
- Mining method
- underground
Resource Data
- Category
- measured
- Tonnes
- 128457000
- Grade
- 0.122
- Grade Unit
- %Mo
- Contained Metal
- 156354000
- Contained Unit
- kg
- Cutoff Grade
- 0.1
- Cutoff Unit
- %MoS2
Prior Estimate
- Resource Date
- 2025-12-23
Location
- Loc. Confidence
- inferred
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2025-12-23T00:00:00.000Z
Reasoning: The Measured resource for molybdenum is substantial and reported with high confidence, contributing significantly to the project's overall value.
Positive factors
- Large Measured resource of 128.46 Mt at 0.122% Mo, indicating high geological confidence.
- Resource estimate is compliant with NI 43-101 and CIM standards, and signed off by a QP.
Evidence · table
“0.122”
Context: 128,457,000
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: The resource is classified as Measured, representing the highest confidence category.
Evidence · table
“Measured”
Context: 128,457,000
QP/CP Signedpositive
Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.
Why it applies: The resource calculation was reviewed and approved by F. Bakker P.Geo., a Qualified Person.
Evidence · text
“The data used to generate the resource calculation was reviewed and approved by F. Bakker P.Geo.”
NI 43-101 Compliantpositive
Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.
Why it applies: The resource estimate was prepared using CIM Standards and is compliant with NI 43-101.
Evidence · text
“Mineral Resources were estimated using the CIM Standards on Mineral Resources and Reserves, Definitions and Guidelines prepared by the CIM Standing Committee on Reserve Definitions and adopted by the CIM Council.”
Resource Updateneutral
Revised estimate for an existing resource — compare to prior to assess progress.
Why it applies: This is an updated resource estimate, recalculated to include copper and tungsten values.
Evidence · text
“The mineral resource estimate has been recalculated to include both copper and tungsten values in the Davidson Property and is included in the updated PEA.”
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
PEA-Supportingneutral
Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.
Why it applies: the release names the study this estimate supports
measuredDavidson Property · copperTonnes: 128457000Grade: 0.036Grade Unit: %Contained Metal: 46630000Contained Unit: kgView all detailsHide details
Identity
- Project
- Davidson Property
- Commodity
- copper
- Region
- canada_bc
- Reported Region
- British Columbia
- Ticker
- MOO
Resource scope
- Estimate type
- resource
- Effective date
- 2025-12-23T00:00:00.000Z
- Reporting standards
- ni_43_101, other
- QP Signed
- Yes
- Qualified person names
- F. Bakker
- Resource group id
- resource:458cacce6055c2bedca8
- Mining method
- underground
Resource Data
- Category
- measured
- Tonnes
- 128457000
- Grade
- 0.036
- Grade Unit
- %
- Contained Metal
- 46630000
- Contained Unit
- kg
- Cutoff Grade
- 0.1
- Cutoff Unit
- %MoS2
Prior Estimate
- Resource Date
- 2025-12-23
Location
- Loc. Confidence
- inferred
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2025-12-23T00:00:00.000Z
Reasoning: The Measured resource for copper adds value as a by-product and is reported with high confidence.
Positive factors
- Large Measured resource of 128.46 Mt at 0.036% Cu, providing a significant by-product credit.
- Resource estimate is compliant with NI 43-101 and CIM standards, and signed off by a QP.
Evidence · table
“0.036”
Context: 128,457,000
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: The resource is classified as Measured, representing the highest confidence category.
Evidence · table
“Measured”
Context: 128,457,000
QP/CP Signedpositive
Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.
Why it applies: The resource calculation was reviewed and approved by F. Bakker P.Geo., a Qualified Person.
Evidence · text
“The data used to generate the resource calculation was reviewed and approved by F. Bakker P.Geo.”
NI 43-101 Compliantpositive
Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.
Why it applies: The resource estimate was prepared using CIM Standards and is compliant with NI 43-101.
Evidence · text
“Mineral Resources were estimated using the CIM Standards on Mineral Resources and Reserves, Definitions and Guidelines prepared by the CIM Standing Committee on Reserve Definitions and adopted by the CIM Council.”
Resource Updateneutral
Revised estimate for an existing resource — compare to prior to assess progress.
Why it applies: This is an updated resource estimate, recalculated to include copper and tungsten values.
Evidence · text
“The mineral resource estimate has been recalculated to include both copper and tungsten values in the Davidson Property and is included in the updated PEA.”
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
PEA-Supportingneutral
Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.
Why it applies: the release names the study this estimate supports
indicatedDavidson Property · molybdenumTonnes: 360595000Grade: 0.095Grade Unit: %MoContained Metal: 343434000Contained Unit: kgView all detailsHide details
Identity
- Project
- Davidson Property
- Commodity
- molybdenum
- Region
- canada_bc
- Reported Region
- British Columbia
- Ticker
- MOO
Resource scope
- Estimate type
- resource
- Effective date
- 2025-12-23T00:00:00.000Z
- Reporting standards
- ni_43_101, other
- QP Signed
- Yes
- Qualified person names
- F. Bakker
- Resource group id
- resource:cc7a55d02d4f1b70669a
- Mining method
- underground
Resource Data
- Category
- indicated
- Tonnes
- 360595000
- Grade
- 0.095
- Grade Unit
- %Mo
- Contained Metal
- 343434000
- Contained Unit
- kg
- Cutoff Grade
- 0.1
- Cutoff Unit
- %MoS2
Prior Estimate
- Resource Date
- 2025-12-23
Location
- Loc. Confidence
- inferred
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2025-12-23T00:00:00.000Z
Reasoning: The Indicated resource for molybdenum is significant and reported with good confidence, supporting the project's long-term potential.
Positive factors
- Large Indicated resource of 360.60 Mt at 0.095% Mo, providing a substantial base for future studies.
- Resource estimate is compliant with NI 43-101 and CIM standards, and signed off by a QP.
Evidence · table
“0.095”
Context: 360,595,000
Tags used in scoring
Indicated Resourcepositive
Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.
Why it applies: The resource is classified as Indicated, providing reasonable geological confidence.
Evidence · table
“Indicated”
Context: 360,595,000
QP/CP Signedpositive
Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.
Why it applies: The resource calculation was reviewed and approved by F. Bakker P.Geo., a Qualified Person.
Evidence · text
“The data used to generate the resource calculation was reviewed and approved by F. Bakker P.Geo.”
NI 43-101 Compliantpositive
Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.
Why it applies: The resource estimate was prepared using CIM Standards and is compliant with NI 43-101.
Evidence · text
“Mineral Resources were estimated using the CIM Standards on Mineral Resources and Reserves, Definitions and Guidelines prepared by the CIM Standing Committee on Reserve Definitions and adopted by the CIM Council.”
Resource Updateneutral
Revised estimate for an existing resource — compare to prior to assess progress.
Why it applies: This is an updated resource estimate, recalculated to include copper and tungsten values.
Evidence · text
“The mineral resource estimate has been recalculated to include both copper and tungsten values in the Davidson Property and is included in the updated PEA.”
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
PEA-Supportingneutral
Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.
Why it applies: the release names the study this estimate supports
indicatedDavidson Property · copperTonnes: 360595000Grade: 0.028Grade Unit: %Contained Metal: 102048000Contained Unit: kgView all detailsHide details
Identity
- Project
- Davidson Property
- Commodity
- copper
- Region
- canada_bc
- Reported Region
- British Columbia
- Ticker
- MOO
Resource scope
- Estimate type
- resource
- Effective date
- 2025-12-23T00:00:00.000Z
- Reporting standards
- ni_43_101, other
- QP Signed
- Yes
- Qualified person names
- F. Bakker
- Resource group id
- resource:cc7a55d02d4f1b70669a
- Mining method
- underground
Resource Data
- Category
- indicated
- Tonnes
- 360595000
- Grade
- 0.028
- Grade Unit
- %
- Contained Metal
- 102048000
- Contained Unit
- kg
- Cutoff Grade
- 0.1
- Cutoff Unit
- %MoS2
Prior Estimate
- Resource Date
- 2025-12-23
Location
- Loc. Confidence
- inferred
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2025-12-23T00:00:00.000Z
Reasoning: The Indicated resource for copper provides additional value as a by-product and is reported with good confidence.
Positive factors
- Large Indicated resource of 360.60 Mt at 0.028% Cu, contributing to by-product credits.
- Resource estimate is compliant with NI 43-101 and CIM standards, and signed off by a QP.
Evidence · table
“0.028”
Context: 360,595,000
Tags used in scoring
Indicated Resourcepositive
Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.
Why it applies: The resource is classified as Indicated, providing reasonable geological confidence.
Evidence · table
“Indicated”
Context: 360,595,000
QP/CP Signedpositive
Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.
Why it applies: The resource calculation was reviewed and approved by F. Bakker P.Geo., a Qualified Person.
Evidence · text
“The data used to generate the resource calculation was reviewed and approved by F. Bakker P.Geo.”
NI 43-101 Compliantpositive
Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.
Why it applies: The resource estimate was prepared using CIM Standards and is compliant with NI 43-101.
Evidence · text
“Mineral Resources were estimated using the CIM Standards on Mineral Resources and Reserves, Definitions and Guidelines prepared by the CIM Standing Committee on Reserve Definitions and adopted by the CIM Council.”
Resource Updateneutral
Revised estimate for an existing resource — compare to prior to assess progress.
Why it applies: This is an updated resource estimate, recalculated to include copper and tungsten values.
Evidence · text
“The mineral resource estimate has been recalculated to include both copper and tungsten values in the Davidson Property and is included in the updated PEA.”
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
PEA-Supportingneutral
Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.
Why it applies: the release names the study this estimate supports
indicatedDavidson Property · molybdenumTonnes: 489053000Grade: 0.102Grade Unit: %MoContained Metal: 499789000Contained Unit: kgView all detailsHide details
Identity
- Project
- Davidson Property
- Commodity
- molybdenum
- Region
- canada_bc
- Reported Region
- British Columbia
- Ticker
- MOO
Resource scope
- Estimate type
- resource
- Effective date
- 2025-12-23T00:00:00.000Z
- Reporting standards
- ni_43_101, other
- QP Signed
- Yes
- Qualified person names
- F. Bakker
- Resource group id
- resource:0bfb6e00cd11dfd6503a
- Mining method
- underground
Resource Data
- Category
- indicated
- Tonnes
- 489053000
- Grade
- 0.102
- Grade Unit
- %Mo
- Contained Metal
- 499789000
- Contained Unit
- kg
- Cutoff Grade
- 0.1
- Cutoff Unit
- %MoS2
Prior Estimate
- Resource Date
- 2025-12-23
Location
- Loc. Confidence
- inferred
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2025-12-23T00:00:00.000Z
Reasoning: The combined Measured and Indicated resource for molybdenum is substantial, enhancing the project's overall confidence and scale.
Positive factors
- Very large Measured + Indicated resource of 489.05 Mt at 0.102% Mo, providing a strong foundation for the project.
- Resource estimate is compliant with NI 43-101 and CIM standards, and signed off by a QP.
Evidence · table
“0.102”
Context: 489,053,000
Tags used in scoring
Indicated Resourcepositive
Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.
Why it applies: The combined Measured + Indicated resource is extracted as Indicated, representing a high confidence category.
Evidence · table
“Measured + Indicated”
Context: 489,053,000
QP/CP Signedpositive
Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.
Why it applies: The resource calculation was reviewed and approved by F. Bakker P.Geo., a Qualified Person.
Evidence · text
“The data used to generate the resource calculation was reviewed and approved by F. Bakker P.Geo.”
NI 43-101 Compliantpositive
Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.
Why it applies: The resource estimate was prepared using CIM Standards and is compliant with NI 43-101.
Evidence · text
“Mineral Resources were estimated using the CIM Standards on Mineral Resources and Reserves, Definitions and Guidelines prepared by the CIM Standing Committee on Reserve Definitions and adopted by the CIM Council.”
Resource Updateneutral
Revised estimate for an existing resource — compare to prior to assess progress.
Why it applies: This is an updated resource estimate, recalculated to include copper and tungsten values.
Evidence · text
“The mineral resource estimate has been recalculated to include both copper and tungsten values in the Davidson Property and is included in the updated PEA.”
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
PEA-Supportingneutral
Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.
Why it applies: the release names the study this estimate supports
indicatedDavidson Property · copperTonnes: 489053000Grade: 0.03Grade Unit: %Contained Metal: 148679000Contained Unit: kgView all detailsHide details
Identity
- Project
- Davidson Property
- Commodity
- copper
- Region
- canada_bc
- Reported Region
- British Columbia
- Ticker
- MOO
Resource scope
- Estimate type
- resource
- Effective date
- 2025-12-23T00:00:00.000Z
- Reporting standards
- ni_43_101, other
- QP Signed
- Yes
- Qualified person names
- F. Bakker
- Resource group id
- resource:0bfb6e00cd11dfd6503a
- Mining method
- underground
Resource Data
- Category
- indicated
- Tonnes
- 489053000
- Grade
- 0.03
- Grade Unit
- %
- Contained Metal
- 148679000
- Contained Unit
- kg
- Cutoff Grade
- 0.1
- Cutoff Unit
- %MoS2
Prior Estimate
- Resource Date
- 2025-12-23
Location
- Loc. Confidence
- inferred
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2025-12-23T00:00:00.000Z
Reasoning: The combined Measured and Indicated resource for copper is substantial, adding to the project's economic viability as a by-product.
Positive factors
- Very large Measured + Indicated resource of 489.05 Mt at 0.030% Cu, providing significant by-product potential.
- Resource estimate is compliant with NI 43-101 and CIM standards, and signed off by a QP.
Evidence · table
“0.030”
Context: 489,053,000
Tags used in scoring
Indicated Resourcepositive
Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.
Why it applies: The combined Measured + Indicated resource is extracted as Indicated, representing a high confidence category.
Evidence · table
“Measured + Indicated”
Context: 489,053,000
QP/CP Signedpositive
Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.
Why it applies: The resource calculation was reviewed and approved by F. Bakker P.Geo., a Qualified Person.
Evidence · text
“The data used to generate the resource calculation was reviewed and approved by F. Bakker P.Geo.”
NI 43-101 Compliantpositive
Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.
Why it applies: The resource estimate was prepared using CIM Standards and is compliant with NI 43-101.
Evidence · text
“Mineral Resources were estimated using the CIM Standards on Mineral Resources and Reserves, Definitions and Guidelines prepared by the CIM Standing Committee on Reserve Definitions and adopted by the CIM Council.”
Resource Updateneutral
Revised estimate for an existing resource — compare to prior to assess progress.
Why it applies: This is an updated resource estimate, recalculated to include copper and tungsten values.
Evidence · text
“The mineral resource estimate has been recalculated to include both copper and tungsten values in the Davidson Property and is included in the updated PEA.”
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
PEA-Supportingneutral
Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.
Why it applies: the release names the study this estimate supports
inferredDavidson Property · molybdenumTonnes: 29114000Grade: 0.0900896Grade Unit: %MoContained Metal: 26229000Contained Unit: kgView all detailsHide details
Identity
- Project
- Davidson Property
- Commodity
- molybdenum
- Region
- canada_bc
- Reported Region
- British Columbia
- Ticker
- MOO
Resource scope
- Estimate type
- resource
- Effective date
- 2025-12-23T00:00:00.000Z
- Reporting standards
- ni_43_101, other
- QP Signed
- Yes
- Qualified person names
- F. Bakker
- Resource group id
- resource:fb0e3aaa0d20147d4109
- Mining method
- underground
Resource Data
- Category
- inferred
- Tonnes
- 29114000
- Grade
- 0.0900896
- Grade Unit
- %Mo
- Contained Metal
- 26229000
- Contained Unit
- kg
- Cutoff Grade
- 0.1
- Cutoff Unit
- %MoS2
Prior Estimate
- Resource Date
- 2025-12-23
Location
- Loc. Confidence
- inferred
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2025-12-23T00:00:00.000Z
Reasoning: The Inferred resource for molybdenum represents future potential but carries a higher degree of geological uncertainty.
Positive factors
- Inferred resource of 29.11 Mt at 0.090% Mo provides additional exploration upside.
- Resource estimate is compliant with NI 43-101 and CIM standards, and signed off by a QP.
Negative factors
- Inferred resources are geologically speculative and cannot support economic studies alone.
Evidence · table
“0.0900896”
Context: 29,114,000
Tags used in scoring
Inferred Resourcenegative
Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.
Why it applies: The resource is classified as Inferred, indicating a lower level of geological confidence.
Evidence · table
“Inferred”
Context: 29,114,000
QP/CP Signedpositive
Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.
Why it applies: The resource calculation was reviewed and approved by F. Bakker P.Geo., a Qualified Person.
Evidence · text
“The data used to generate the resource calculation was reviewed and approved by F. Bakker P.Geo.”
NI 43-101 Compliantpositive
Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.
Why it applies: The resource estimate was prepared using CIM Standards and is compliant with NI 43-101.
Evidence · text
“Mineral Resources were estimated using the CIM Standards on Mineral Resources and Reserves, Definitions and Guidelines prepared by the CIM Standing Committee on Reserve Definitions and adopted by the CIM Council.”
Resource Updateneutral
Revised estimate for an existing resource — compare to prior to assess progress.
Why it applies: This is an updated resource estimate, recalculated to include copper and tungsten values.
Evidence · text
“The mineral resource estimate has been recalculated to include both copper and tungsten values in the Davidson Property and is included in the updated PEA.”
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
PEA-Supportingneutral
Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.
Why it applies: the release names the study this estimate supports
inferredDavidson Property · copperTonnes: 29114000Grade: 0.0213Grade Unit: %Contained Metal: 6201000Contained Unit: kgView all detailsHide details
Identity
- Project
- Davidson Property
- Commodity
- copper
- Region
- canada_bc
- Reported Region
- British Columbia
- Ticker
- MOO
Resource scope
- Estimate type
- resource
- Effective date
- 2025-12-23T00:00:00.000Z
- Reporting standards
- ni_43_101, other
- QP Signed
- Yes
- Qualified person names
- F. Bakker
- Resource group id
- resource:fb0e3aaa0d20147d4109
- Mining method
- underground
Resource Data
- Category
- inferred
- Tonnes
- 29114000
- Grade
- 0.0213
- Grade Unit
- %
- Contained Metal
- 6201000
- Contained Unit
- kg
- Cutoff Grade
- 0.1
- Cutoff Unit
- %MoS2
Prior Estimate
- Resource Date
- 2025-12-23
Location
- Loc. Confidence
- inferred
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2025-12-23T00:00:00.000Z
Reasoning: The Inferred resource for copper offers future potential but is subject to higher geological uncertainty.
Positive factors
- Inferred resource of 29.11 Mt at 0.0213% Cu provides additional exploration upside for by-product credits.
- Resource estimate is compliant with NI 43-101 and CIM standards, and signed off by a QP.
Negative factors
- Inferred resources are geologically speculative and cannot support economic studies alone.
Evidence · table
“0.0213”
Context: 29,114,000
Tags used in scoring
Inferred Resourcenegative
Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.
Why it applies: The resource is classified as Inferred, indicating a lower level of geological confidence.
Evidence · table
“Inferred”
Context: 29,114,000
QP/CP Signedpositive
Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.
Why it applies: The resource calculation was reviewed and approved by F. Bakker P.Geo., a Qualified Person.
Evidence · text
“The data used to generate the resource calculation was reviewed and approved by F. Bakker P.Geo.”
NI 43-101 Compliantpositive
Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.
Why it applies: The resource estimate was prepared using CIM Standards and is compliant with NI 43-101.
Evidence · text
“Mineral Resources were estimated using the CIM Standards on Mineral Resources and Reserves, Definitions and Guidelines prepared by the CIM Standing Committee on Reserve Definitions and adopted by the CIM Council.”
Resource Updateneutral
Revised estimate for an existing resource — compare to prior to assess progress.
Why it applies: This is an updated resource estimate, recalculated to include copper and tungsten values.
Evidence · text
“The mineral resource estimate has been recalculated to include both copper and tungsten values in the Davidson Property and is included in the updated PEA.”
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
PEA-Supportingneutral
Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.
Why it applies: the release names the study this estimate supports
inferredDavidson Property · tungstenTonnes: 518167000Grade: 0.02988995Grade Unit: % WO3Contained Metal: 154880000Contained Unit: kgView all detailsHide details
Identity
- Project
- Davidson Property
- Commodity
- tungsten
- Region
- canada_bc
- Reported Region
- British Columbia
- Ticker
- MOO
Resource scope
- Estimate type
- resource
- Effective date
- 2025-12-23T00:00:00.000Z
- Reporting standards
- ni_43_101, other
- QP Signed
- Yes
- Qualified person names
- F. Bakker
- Resource group id
- resource:5af9d284ec6d99f5b913
- Mining method
- underground
Resource Data
- Category
- inferred
- Tonnes
- 518167000
- Grade
- 0.02988995
- Grade Unit
- % WO3
- Contained Metal
- 154880000
- Contained Unit
- kg
- Cutoff Grade
- 0.1
- Cutoff Unit
- %MoS2
Prior Estimate
- Resource Date
- 2025-12-23
Location
- Loc. Confidence
- inferred
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2025-12-23T00:00:00.000Z
Reasoning: The Inferred resource for tungsten is substantial and contributes to the project's overall scale, but its speculative nature and inclusion in the PEA economics warrant caution.
Positive factors
- Very large Inferred resource of 518.17 Mt at 0.0299% WO3, providing significant long-term potential for tungsten.
- Resource estimate is compliant with NI 43-101 and CIM standards, and signed off by a QP.
Negative factors
- Inferred resources are geologically speculative and cannot support economic studies alone.
- Tungsten inferred resources are included in the PEA economic analysis, which adds to the study's preliminary nature.
Evidence · table
“0.02988995”
Context: 518,167,000
Tags used in scoring
Inferred Resourcenegative
Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.
Why it applies: The resource is classified as Inferred, indicating a lower level of geological confidence.
Evidence · table
“Inferred”
Context: 518,167,000
QP/CP Signedpositive
Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.
Why it applies: The resource calculation was reviewed and approved by F. Bakker P.Geo., a Qualified Person.
Evidence · text
“The data used to generate the resource calculation was reviewed and approved by F. Bakker P.Geo.”
NI 43-101 Compliantpositive
Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.
Why it applies: The resource estimate was prepared using CIM Standards and is compliant with NI 43-101.
Evidence · text
“Mineral Resources were estimated using the CIM Standards on Mineral Resources and Reserves, Definitions and Guidelines prepared by the CIM Standing Committee on Reserve Definitions and adopted by the CIM Council.”
Resource Updateneutral
Revised estimate for an existing resource — compare to prior to assess progress.
Why it applies: This is an updated resource estimate, recalculated to include copper and tungsten values.
Evidence · text
“The mineral resource estimate has been recalculated to include both copper and tungsten values in the Davidson Property and is included in the updated PEA.”
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
PEA-Supportingneutral
Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.
Why it applies: the release names the study this estimate supports
Metallurgical Results (3)
Fact 1Davidson Property · molybdenumRecovery: 94.4 %Head Grade: 0.3Head Grade Unit: %View all detailsHide details
Identity
- Project
- Davidson Property
- Commodity
- molybdenum
- Region
- canada_bc
- Reported Region
- British Columbia
- Ticker
- MOO
Test Work
- Processing Route
- conventional flotation plant
Recovery
- Recovery
- 94.4 %
- Recovery Basis
- to_concentrate
- Head Grade
- 0.3
- Head Grade Unit
- %
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2025-12-23T00:00:00.000Z
Reasoning: Molybdenum recovery is high for a flotation plant, contributing positively to project economics. The use of dry stacked tailings is also a positive environmental aspect.
Positive factors
- High molybdenum recovery of 94.4% into concentrate, indicating efficient processing for the primary commodity.
- Use of dry stacked tailings, which is an environmentally friendly approach.
Evidence · text
“The processing plant is expected to have a recovery rate of 94.4% molybdenum, 52.4% copper and 15.5% tungsten into concentrate.”
Tags used in scoring
High Recoverypositive
Recovery at or above the exceptional band for the commodity and processing route.
Why it applies: Molybdenum recovery of 94.4% is high for a conventional flotation plant, exceeding the strong tier for copper flotation (92%).
Evidence · text
“recovery rate of 94.4% molybdenum”
Mill Routeneutral
Processing via mill or concentrator (CIL, CIP, tank leach, flotation).
Why it applies: The processing plant is described as a conventional flotation plant, which is a mill route.
Evidence · text
“The processing plant, located completely underground, will be a conventional flotation plant”
Byproduct Commodityneutral
The tested commodity is a byproduct rather than the primary economic driver.
Why it applies: the release describes a byproduct credit
Rejected tags
Rejected tags — excluded from scoring because their label or evidence could not be verified.
Dry Stack TailingsRejected · positive · Story-specific tag
No canonical definition is currently available.
Reason: The project incorporates dry stacked tailings, which is a modern and environmentally preferred method.
Evidence · text
“Additionally, the incorporation of dry stacked tailings eliminates need for a traditional hydraulic tailings storage facility.”
Fact 2Davidson Property · copperRecovery: 52.4 %Head Grade: 0.037Head Grade Unit: %View all detailsHide details
Identity
- Project
- Davidson Property
- Commodity
- copper
- Region
- canada_bc
- Reported Region
- British Columbia
- Ticker
- MOO
Test Work
- Processing Route
- conventional flotation plant
Recovery
- Recovery
- 52.4 %
- Recovery Basis
- to_concentrate
- Head Grade
- 0.037
- Head Grade Unit
- %
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2025-12-23T00:00:00.000Z
Reasoning: Copper recovery is low for a flotation plant, which could negatively impact the economics of copper as a by-product. However, copper is a secondary commodity.
Positive factors
- Use of dry stacked tailings, which is an environmentally friendly approach.
Negative factors
- Low copper recovery of 52.4% into concentrate, which is below the weak tier for copper flotation (80%).
Evidence · text
“The processing plant is expected to have a recovery rate of 94.4% molybdenum, 52.4% copper and 15.5% tungsten into concentrate.”
Tags used in scoring
Mill Routeneutral
Processing via mill or concentrator (CIL, CIP, tank leach, flotation).
Why it applies: The processing plant is described as a conventional flotation plant, which is a mill route.
Evidence · text
“The processing plant, located completely underground, will be a conventional flotation plant”
Byproduct Commodityneutral
The tested commodity is a byproduct rather than the primary economic driver.
Why it applies: Copper is explicitly stated as a byproduct in the economic highlights.
Evidence · text
“net of Cu and W production credits”
Rejected tags
Rejected tags — excluded from scoring because their label or evidence could not be verified.
Low RecoveryRejected · negative
Recovery below the weak band for the commodity and processing route.
Reason: Copper recovery of 52.4% is below the weak tier (80%) for flotation, indicating potential metallurgical challenges for this by-product.
Evidence · text
“recovery rate of ... 52.4% copper”
Dry Stack TailingsRejected · positive · Story-specific tag
No canonical definition is currently available.
Reason: The project incorporates dry stacked tailings, which is a modern and environmentally preferred method.
Evidence · text
“Additionally, the incorporation of dry stacked tailings eliminates need for a traditional hydraulic tailings storage facility.”
Fact 3Davidson Property · tungstenRecovery: 15.5 %Head Grade: 0.036Head Grade Unit: % WO3View all detailsHide details
Identity
- Project
- Davidson Property
- Commodity
- tungsten
- Region
- canada_bc
- Reported Region
- British Columbia
- Ticker
- MOO
Test Work
- Processing Route
- conventional flotation plant
Recovery
- Recovery
- 15.5 %
- Recovery Basis
- to_concentrate
- Head Grade
- 0.036
- Head Grade Unit
- % WO3
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2025-12-23T00:00:00.000Z
Reasoning: Tungsten recovery is very low, which could significantly limit its economic contribution as a by-product, despite its inclusion in the PEA economics.
Positive factors
- Use of dry stacked tailings, which is an environmentally friendly approach.
Negative factors
- Very low tungsten recovery of 15.5% into concentrate, which is significantly below typical recovery expectations for most commodities.
Evidence · text
“The processing plant is expected to have a recovery rate of 94.4% molybdenum, 52.4% copper and 15.5% tungsten into concentrate.”
Tags used in scoring
Mill Routeneutral
Processing via mill or concentrator (CIL, CIP, tank leach, flotation).
Why it applies: The processing plant is described as a conventional flotation plant, which is a mill route.
Evidence · text
“The processing plant, located completely underground, will be a conventional flotation plant”
Byproduct Commodityneutral
The tested commodity is a byproduct rather than the primary economic driver.
Why it applies: Tungsten is explicitly stated as a byproduct in the economic highlights.
Evidence · text
“net of Cu and W production credits”
Rejected tags
Rejected tags — excluded from scoring because their label or evidence could not be verified.
Low RecoveryRejected · negative
Recovery below the weak band for the commodity and processing route.
Reason: Tungsten recovery of 15.5% is very low, indicating significant challenges in recovering this by-product.
Evidence · text
“recovery rate of ... 15.5% tungsten”
Dry Stack TailingsRejected · positive · Story-specific tag
No canonical definition is currently available.
Reason: The project incorporates dry stacked tailings, which is a modern and environmentally preferred method.
Evidence · text
“Additionally, the incorporation of dry stacked tailings eliminates need for a traditional hydraulic tailings storage facility.”
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.