Alta Copper Announces Positive Metal Recoveries and Provides Project Update
Original announcement by tmx on
- Company
- Alta Copper Corp.
- Ticker
- ATCU
- Exchange
- TSX
- Region
- Peru
- Primary commodity
- Copper
- Secondary commodities
- Gold, Silver, Molybdenum
- Document categories
- Metallurgy, Resource update
- Extracted
- 2026-10-10 22:21:50 UTC
Analysis by Minestarters Atlas
Atlas analysis published:
Minestarters Atlas analysis
Summary
Alta Copper reported positive metallurgical testwork results for the Cañariaco Sur porphyry deposit, featuring copper recoveries up to 97.4% and a low Bond Work Index. The company also provided an updated Inferred Resource estimate for Cañariaco Sur and announced that an optimized PEA is expected in early April 2024.
Reasoning: The announcement reports very positive metallurgical results (high copper/silver recoveries) and provides a significant resource update for the Cañariaco Sur deposit, which will be incorporated into an upcoming PEA.
Positive factors
- High copper recoveries (up to 97.4%)
- Low Bond Work Index (11.12 kWh/t) indicating soft rock
- Metallurgically clean concentrates with no deleterious elements
- Positive site visit for infrastructure
Negative factors
- Gold recoveries in AVP rock type are relatively low (39.5%)
Facts used in scoring: 18
Classification and evidence
High Recoverypositive
Recovery at or above the exceptional band for the commodity and processing route.
Why it applies: Copper recoveries up to 97.4% in flotation tests.
Evidence · text
“achieved metal recoveries of up to 97.4% for copper”
Inferred Resourcenegative
Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.
Why it applies: The Cañariaco Sur resource is reported as Inferred.
Evidence · text
“Cañariaco Sur Inferred Resource”
Mill Routeneutral
Processing via mill or concentrator (CIL, CIP, tank leach, flotation).
Why it applies: the document describes a flotation route ("flotation")
Multi-Domain Testedpositive
Variability across ore domains (oxide, transition, fresh) has been addressed.
Why it applies: 2 distinct composites were tested
Extracted facts
Stored fact records: 18. Some facts used in scoring do not have a stored record.
Resource Estimates (12)
inferredCañariaco Sur · copperTonnes: 290000000Grade: 0.29Grade Unit: %View all detailsHide details
Identity
- Project
- Cañariaco Sur
- Commodity
- copper
- Region
- peru
- Reported Region
- Peru
- Ticker
- ATCU
Resource scope
- Estimate type
- resource
- Resource group id
- resource:3d1d96dcbc71c563ad9b
- Deposit or zone
- Cañariaco Sur
Resource Data
- Category
- inferred
- Tonnes
- 290000000
- Grade
- 0.29
- Grade Unit
- %
Prior Estimate
- Resource Date
- 2022-01-27
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2024-02-29T00:00:00.000Z
Reasoning: Standard inferred resource component for the project.
Negative factors
- Inferred category only
Evidence · table
“0.29”
Context: 290.0
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 Undisclosednegative
High-grade interval reported without stating the cut-off grade used for compositing.
Why it applies: no cutoff_grade was stated
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 2.1 years before this release
inferredCañariaco Sur · goldTonnes: 290000000Grade: 0.11Grade Unit: g/tView all detailsHide details
Identity
- Project
- Cañariaco Sur
- Commodity
- gold
- Region
- peru
- Reported Region
- Peru
- Ticker
- ATCU
Resource scope
- Estimate type
- resource
- Resource group id
- resource:3d1d96dcbc71c563ad9b
- Deposit or zone
- Cañariaco Sur
Resource Data
- Category
- inferred
- Tonnes
- 290000000
- Grade
- 0.11
- Grade Unit
- g/t
Prior Estimate
- Resource Date
- 2022-01-27
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2024-02-29T00:00:00.000Z
Reasoning: Standard inferred resource component for the project.
Evidence · table
“0.11”
Context: 290.0
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 Undisclosednegative
High-grade interval reported without stating the cut-off grade used for compositing.
Why it applies: no cutoff_grade was stated
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 2.1 years before this release
inferredCañariaco Sur · silverTonnes: 290000000Grade: 1.3Grade Unit: g/tView all detailsHide details
Identity
- Project
- Cañariaco Sur
- Commodity
- silver
- Region
- peru
- Reported Region
- Peru
- Ticker
- ATCU
Resource scope
- Estimate type
- resource
- Resource group id
- resource:3d1d96dcbc71c563ad9b
- Deposit or zone
- Cañariaco Sur
Resource Data
- Category
- inferred
- Tonnes
- 290000000
- Grade
- 1.3
- Grade Unit
- g/t
Prior Estimate
- Resource Date
- 2022-01-27
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2024-02-29T00:00:00.000Z
Reasoning: Standard inferred resource component for the project.
Evidence · table
“1.3”
Context: 290.0
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 Undisclosednegative
High-grade interval reported without stating the cut-off grade used for compositing.
Why it applies: no cutoff_grade was stated
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 2.1 years before this release
inferredCañariaco Sur · molybdenumTonnes: 290000000Grade: 22Grade Unit: ppmView all detailsHide details
Identity
- Project
- Cañariaco Sur
- Commodity
- molybdenum
- Region
- peru
- Reported Region
- Peru
- Ticker
- ATCU
Resource scope
- Estimate type
- resource
- Resource group id
- resource:3d1d96dcbc71c563ad9b
- Deposit or zone
- Cañariaco Sur
Resource Data
- Category
- inferred
- Tonnes
- 290000000
- Grade
- 22
- Grade Unit
- ppm
Prior Estimate
- Resource Date
- 2022-01-27
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2024-02-29T00:00:00.000Z
Reasoning: Standard inferred resource component for the project.
Evidence · table
“22”
Context: 290.0
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 Undisclosednegative
High-grade interval reported without stating the cut-off grade used for compositing.
Why it applies: no cutoff_grade was stated
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 2.1 years before this release
inferredCañariaco Sur · copperTonnes: 384500000Grade: 0.26Grade Unit: %View all detailsHide details
Identity
- Project
- Cañariaco Sur
- Commodity
- copper
- Region
- peru
- Reported Region
- Peru
- Ticker
- ATCU
Resource scope
- Estimate type
- resource
- Resource group id
- resource:d75e7b311dac1ba50f40
- Deposit or zone
- Cañariaco Sur
Resource Data
- Category
- inferred
- Tonnes
- 384500000
- Grade
- 0.26
- Grade Unit
- %
Prior Estimate
- Resource Date
- 2022-01-27
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2024-02-29T00:00:00.000Z
Reasoning: Standard inferred resource component for the project.
Evidence · table
“0.26”
Context: 384.5
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 Undisclosednegative
High-grade interval reported without stating the cut-off grade used for compositing.
Why it applies: no cutoff_grade was stated
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 2.1 years before this release
inferredCañariaco Sur · goldTonnes: 384500000Grade: 0.1Grade Unit: g/tView all detailsHide details
Identity
- Project
- Cañariaco Sur
- Commodity
- gold
- Region
- peru
- Reported Region
- Peru
- Ticker
- ATCU
Resource scope
- Estimate type
- resource
- Resource group id
- resource:d75e7b311dac1ba50f40
- Deposit or zone
- Cañariaco Sur
Resource Data
- Category
- inferred
- Tonnes
- 384500000
- Grade
- 0.1
- Grade Unit
- g/t
Prior Estimate
- Resource Date
- 2022-01-27
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2024-02-29T00:00:00.000Z
Reasoning: Standard inferred resource component for the project.
Evidence · table
“0.10”
Context: 384.5
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 Undisclosednegative
High-grade interval reported without stating the cut-off grade used for compositing.
Why it applies: no cutoff_grade was stated
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 2.1 years before this release
inferredCañariaco Sur · silverTonnes: 384500000Grade: 1.2Grade Unit: g/tView all detailsHide details
Identity
- Project
- Cañariaco Sur
- Commodity
- silver
- Region
- peru
- Reported Region
- Peru
- Ticker
- ATCU
Resource scope
- Estimate type
- resource
- Resource group id
- resource:d75e7b311dac1ba50f40
- Deposit or zone
- Cañariaco Sur
Resource Data
- Category
- inferred
- Tonnes
- 384500000
- Grade
- 1.2
- Grade Unit
- g/t
Prior Estimate
- Resource Date
- 2022-01-27
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2024-02-29T00:00:00.000Z
Reasoning: Standard inferred resource component for the project.
Evidence · table
“1.2”
Context: 384.5
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 Undisclosednegative
High-grade interval reported without stating the cut-off grade used for compositing.
Why it applies: no cutoff_grade was stated
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 2.1 years before this release
inferredCañariaco Sur · molybdenumTonnes: 384500000Grade: 22Grade Unit: ppmView all detailsHide details
Identity
- Project
- Cañariaco Sur
- Commodity
- molybdenum
- Region
- peru
- Reported Region
- Peru
- Ticker
- ATCU
Resource scope
- Estimate type
- resource
- Resource group id
- resource:d75e7b311dac1ba50f40
- Deposit or zone
- Cañariaco Sur
Resource Data
- Category
- inferred
- Tonnes
- 384500000
- Grade
- 22
- Grade Unit
- ppm
Prior Estimate
- Resource Date
- 2022-01-27
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2024-02-29T00:00:00.000Z
Reasoning: Standard inferred resource component for the project.
Evidence · table
“22”
Context: 384.5
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 Undisclosednegative
High-grade interval reported without stating the cut-off grade used for compositing.
Why it applies: no cutoff_grade was stated
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 2.1 years before this release
inferredCañariaco Sur · copperTonnes: 433200000Grade: 0.25Grade Unit: %View all detailsHide details
Identity
- Project
- Cañariaco Sur
- Commodity
- copper
- Region
- peru
- Reported Region
- Peru
- Ticker
- ATCU
Resource scope
- Estimate type
- resource
- Resource group id
- resource:8130aee41d4c1233c85d
- Deposit or zone
- Cañariaco Sur
Resource Data
- Category
- inferred
- Tonnes
- 433200000
- Grade
- 0.25
- Grade Unit
- %
Prior Estimate
- Resource Date
- 2022-01-27
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2024-02-29T00:00:00.000Z
Reasoning: Standard inferred resource component for the project.
Evidence · table
“0.25”
Context: 433.2
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 Undisclosednegative
High-grade interval reported without stating the cut-off grade used for compositing.
Why it applies: no cutoff_grade was stated
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 2.1 years before this release
inferredCañariaco Sur · goldTonnes: 433200000Grade: 0.09Grade Unit: g/tView all detailsHide details
Identity
- Project
- Cañariaco Sur
- Commodity
- gold
- Region
- peru
- Reported Region
- Peru
- Ticker
- ATCU
Resource scope
- Estimate type
- resource
- Resource group id
- resource:8130aee41d4c1233c85d
- Deposit or zone
- Cañariaco Sur
Resource Data
- Category
- inferred
- Tonnes
- 433200000
- Grade
- 0.09
- Grade Unit
- g/t
Prior Estimate
- Resource Date
- 2022-01-27
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2024-02-29T00:00:00.000Z
Reasoning: Standard inferred resource component for the project.
Evidence · table
“0.09”
Context: 433.2
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 Undisclosednegative
High-grade interval reported without stating the cut-off grade used for compositing.
Why it applies: no cutoff_grade was stated
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 2.1 years before this release
inferredCañariaco Sur · silverTonnes: 433200000Grade: 1.2Grade Unit: g/tView all detailsHide details
Identity
- Project
- Cañariaco Sur
- Commodity
- silver
- Region
- peru
- Reported Region
- Peru
- Ticker
- ATCU
Resource scope
- Estimate type
- resource
- Resource group id
- resource:8130aee41d4c1233c85d
- Deposit or zone
- Cañariaco Sur
Resource Data
- Category
- inferred
- Tonnes
- 433200000
- Grade
- 1.2
- Grade Unit
- g/t
Prior Estimate
- Resource Date
- 2022-01-27
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2024-02-29T00:00:00.000Z
Reasoning: Standard inferred resource component for the project.
Evidence · table
“1.2”
Context: 433.2
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 Undisclosednegative
High-grade interval reported without stating the cut-off grade used for compositing.
Why it applies: no cutoff_grade was stated
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 2.1 years before this release
inferredCañariaco Sur · molybdenumTonnes: 433200000Grade: 22Grade Unit: ppmView all detailsHide details
Identity
- Project
- Cañariaco Sur
- Commodity
- molybdenum
- Region
- peru
- Reported Region
- Peru
- Ticker
- ATCU
Resource scope
- Estimate type
- resource
- Resource group id
- resource:8130aee41d4c1233c85d
- Deposit or zone
- Cañariaco Sur
Resource Data
- Category
- inferred
- Tonnes
- 433200000
- Grade
- 22
- Grade Unit
- ppm
Prior Estimate
- Resource Date
- 2022-01-27
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2024-02-29T00:00:00.000Z
Reasoning: Standard inferred resource component for the project.
Evidence · table
“22”
Context: 433.2
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 Undisclosednegative
High-grade interval reported without stating the cut-off grade used for compositing.
Why it applies: no cutoff_grade was stated
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 2.1 years before this release
Metallurgical Results (6)
flotationCañariaco · copperRecovery: 92.5 %View all detailsHide details
Identity
- Project
- Cañariaco
- Commodity
- copper
- Region
- peru
- Reported Region
- Peru
- Ticker
- ATCU
Test Work
- Program Status
- preliminary
- Test Type
- flotation
- Processing Route
- flotation
- Sample
- BFP (Biotite Feldspar Porphyry) flotation tests
Recovery
- Recovery
- 92.5 %
- Recovery Basis
- actual_test
Lab
- Laboratory
- Plenge
- Consultant
- Transmin
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2024-02-29T00:00:00.000Z
Reasoning: High average recovery for the primary commodity in the main rock type.
Positive factors
- Average recovery of 92.5% is strong for copper flotation
Evidence · text
“BFP tests achieved copper recoveries ranging from 80.4 to 97.4%, with an average recovery of 92.5%.”
Tags used in scoring
Mill Routeneutral
Processing via mill or concentrator (CIL, CIP, tank leach, flotation).
Why it applies: processing_route matches the flotation signal
High Recoverypositive
Recovery at or above the exceptional band for the commodity and processing route.
Why it applies: 92.5% is at or above the exceptional band (92%)
flotationCañariaco · goldRecovery: 63.8 %View all detailsHide details
Identity
- Project
- Cañariaco
- Commodity
- gold
- Region
- peru
- Reported Region
- Peru
- Ticker
- ATCU
Test Work
- Program Status
- preliminary
- Test Type
- flotation
- Processing Route
- flotation
- Sample
- BFP (Biotite Feldspar Porphyry) flotation tests
Recovery
- Recovery
- 63.8 %
- Recovery Basis
- actual_test
Lab
- Laboratory
- Plenge
- Consultant
- Transmin
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2024-02-29T00:00:00.000Z
Reasoning: Moderate gold recovery in the primary rock type.
Positive factors
- Recoveries are positive but lower than copper
Evidence · text
“BFP gold recoveries ranged from 59.4 to 78.5% with an average recovery of 63.8%”
Tags used in scoring
Mill Routeneutral
Processing via mill or concentrator (CIL, CIP, tank leach, flotation).
Why it applies: processing_route matches the flotation signal
Low Recoverynegative
Recovery below the weak band for the commodity and processing route.
Why it applies: 63.8% is below the weak band (80%)
flotationCañariaco · silverRecovery: 71.1 %View all detailsHide details
Identity
- Project
- Cañariaco
- Commodity
- silver
- Region
- peru
- Reported Region
- Peru
- Ticker
- ATCU
Test Work
- Program Status
- preliminary
- Test Type
- flotation
- Processing Route
- flotation
- Sample
- BFP (Biotite Feldspar Porphyry) flotation tests
Recovery
- Recovery
- 71.1 %
- Recovery Basis
- actual_test
Lab
- Laboratory
- Plenge
- Consultant
- Transmin
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2024-02-29T00:00:00.000Z
Reasoning: Solid silver recovery in the primary rock type.
Evidence · text
“silver recoveries from 53.9 to 77.0% with an average of 71.1%.”
Tags used in scoring
Mill Routeneutral
Processing via mill or concentrator (CIL, CIP, tank leach, flotation).
Why it applies: processing_route matches the flotation signal
Low Recoverynegative
Recovery below the weak band for the commodity and processing route.
Why it applies: 71.1% is below the weak band (75%)
flotationCañariaco · copperRecovery: 95.2 %View all detailsHide details
Identity
- Project
- Cañariaco
- Commodity
- copper
- Region
- peru
- Reported Region
- Peru
- Ticker
- ATCU
Test Work
- Program Status
- preliminary
- Test Type
- flotation
- Processing Route
- flotation
- Sample
- AVP (Andesite Volcanics) flotation tests
Recovery
- Recovery
- 95.2 %
- Recovery Basis
- actual_test
Lab
- Laboratory
- Plenge
- Consultant
- Transmin
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2024-02-29T00:00:00.000Z
Reasoning: Excellent copper recovery in the secondary rock type.
Positive factors
- Very high copper recovery in AVP rock type
Evidence · text
“For the AVP rock type, the two tests achieved copper recoveries of 94.1 and 96.3%”
Tags used in scoring
Mill Routeneutral
Processing via mill or concentrator (CIL, CIP, tank leach, flotation).
Why it applies: processing_route matches the flotation signal
High Recoverypositive
Recovery at or above the exceptional band for the commodity and processing route.
Why it applies: 95.2% is at or above the exceptional band (92%)
flotationCañariaco · goldRecovery: 52.7 %View all detailsHide details
Identity
- Project
- Cañariaco
- Commodity
- gold
- Region
- peru
- Reported Region
- Peru
- Ticker
- ATCU
Test Work
- Program Status
- preliminary
- Test Type
- flotation
- Processing Route
- flotation
- Sample
- AVP (Andesite Volcanics) flotation tests
Recovery
- Recovery
- 52.7 %
- Recovery Basis
- actual_test
Lab
- Laboratory
- Plenge
- Consultant
- Transmin
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2024-02-29T00:00:00.000Z
Reasoning: Relatively poor gold recovery in the AVP rock type.
Negative factors
- Gold recovery in AVP is significantly lower than in BFP
Evidence · text
“gold recoveries of 39.5 and 65.9%”
Tags used in scoring
Mill Routeneutral
Processing via mill or concentrator (CIL, CIP, tank leach, flotation).
Why it applies: processing_route matches the flotation signal
Low Recoverynegative
Recovery below the weak band for the commodity and processing route.
Why it applies: 52.7% is below the weak band (80%)
flotationCañariaco · silverRecovery: 71.4 %View all detailsHide details
Identity
- Project
- Cañariaco
- Commodity
- silver
- Region
- peru
- Reported Region
- Peru
- Ticker
- ATCU
Test Work
- Program Status
- preliminary
- Test Type
- flotation
- Processing Route
- flotation
- Sample
- AVP (Andesite Volcanics) flotation tests
Recovery
- Recovery
- 71.4 %
- Recovery Basis
- actual_test
Lab
- Laboratory
- Plenge
- Consultant
- Transmin
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2024-02-29T00:00:00.000Z
Reasoning: Consistent silver recovery in AVP rock type.
Evidence · text
“silver recoveries of 71.0 and 71.8%”
Tags used in scoring
Mill Routeneutral
Processing via mill or concentrator (CIL, CIP, tank leach, flotation).
Why it applies: processing_route matches the flotation signal
Low Recoverynegative
Recovery below the weak band for the commodity and processing route.
Why it applies: 71.4% is below the weak band (75%)
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.