Cosa Announces Largest Drill Program to Date at Murphy Lake North with Participation from Denison Mines
Original announcement by tmx on
- Company
- Cosa Resources Corp.
- Ticker
- COSA
- Exchange
- TSX
- Region
- Saskatchewan
- Primary commodity
- Uranium
- Secondary commodities
- Nickel, Cobalt
- Document categories
- Drill results
- Extracted
- 2026-09-13 18:44:29 UTC
Analysis by Minestarters Atlas
Minestarters Atlas analysis
Summary
Cosa Resources Corp. announced its largest drill program to date at the Murphy Lake North project, with Denison Mines Corp. participating in funding. The summer 2026 program will comprise 6,000 metres across 15 drill holes, following up on significant unconformity-related uranium mineralization intersected in winter 2026, including 0.5 metres at 1.70% U3O8, 6.01% Ni, and 2.50% Co. The mineralization remains open along strike, and the program aims to extend these zones.
Reasoning: Cosa Resources announced a significant planned drill program at Murphy Lake North, with funding participation from Denison Mines, to follow up on promising historical high-grade uranium, nickel, and cobalt mineralization. However, the detailed assay results provided in the release are from a previous winter program and are not new.
Positive factors
- Largest drill program to date planned
- Denison Mines' participation and funding
- Historical high-grade uranium intercepts with coincident nickel and cobalt
- Mineralization remains open along strike
- QA/QC disclosed for historical assays
Negative factors
- Assay results presented are historical, not new
- True width not stated for intercepts
- Some holes reported no significant mineralization
Low confidence — this extraction should be reviewed alongside the original source.
Facts used in scoring: 29
Classification and evidence
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: The assay results presented in the table are explicitly noted as 'Assays previously released' and are from the winter 2026 program, while the document is published in May 2026, indicating they are not new information.
Evidence · text
“4 - Assays previously released”
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: The release details QA/QC measures including the use of certified reference materials (CRM) blanks and standards, repeat analyses by SRC Geoanalytical Laboratories (ISO/IEC 17025:2005 accredited), and verification by Cosa staff and comparison with scintillometer readings.
Evidence · text
“Cosa inserts certified reference material (CRM) blanks and standards into the split core sample series as a QA/QC measure. SRC conducts a QA/QC programme which includes repeat analyses and insertion of CRM standards CAR218, BL4A, and BL2A. SRC's CRM results are verified by Cosa staff. U 3 O 8 assay results are compared to RS-125 hand held scintillometer readings and down hole gamma probe results to verify chemical assays and measured radioactivity align.”
Apparent Width Onlynegative
Interval given as downhole width with no true width or drill orientation — apparent width may overstate true thickness.
Why it applies: The drill results table reports 'Length (m)' which represents downhole intercept length, but no true width or drill orientation relative to mineralization is provided for any of the intercepts.
Evidence · table
“Length (m)”
Context: Hole ID
Step-Out Extensionpositive
Mineralization extended beyond the previously known limit.
Why it applies: The planned summer drilling program is explicitly stated to 'focus on step-out tests of the Cyclone mineralization' and 'progressive step outs along strike' to extend known mineralization.
Evidence · text
“drilling to focus on step-out tests of the Cyclone mineralization”
High Grade Interceptpositive · Story-specific tag
No canonical definition is currently available.
Why it applies: The intercept of 0.5m at 1.70% U3O8 is a strong grade for uranium, approaching the exceptional threshold of 2% U3O8, despite its narrow width.
Evidence · table
“1.70”
Context: 310.5
Extracted facts
Stored fact records: 29. Some facts used in scoring do not have a stored record.
Drill Results (29)
MLN26-013Murphy Lake North · uraniumGrade: 0.02Grade Unit: %Intercept: 0.5 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MLN26-013
- Project
- Murphy Lake North
- Commodity
- uranium
- Region
- canada_sk
- Reported Region
- canada_sk
- Ticker
- COSA
Geometry
- Grade
- 0.02
- Grade Unit
- %
- Intercept
- 0.5 m
- From
- 306.5 m
- To
- 307 m
- Intercept Depth
- 306.5 m
Classification
- Deposit Type
- other
- Program
- exploration
- Sample Type
- drill
- Group ID
- MLN26-013:306.5-307
- Mining Method
- underground
Location
- Location
- Section 3200E
- Azimuth
- 166 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SRC Geoanalytical Laboratories
- QA/QC Disclosed
- Yes
- Lab Certified
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks
Deleterious
- Deleterious Flag
- No
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
Dates
- Event date
- 2026-05-28T00:00:00.000Z
Reasoning: This intercept shows a very low uranium grade over a narrow width, and the results are historical.
Negative factors
- Low grade
- Very narrow intercept length
- Assays previously released
Evidence · table
“0.02”
Context: 306.5
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Cut-off Undisclosednegative
High-grade interval reported without stating the cut-off grade used for compositing.
Why it applies: no cutoff_grade was stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
MLN26-013Murphy Lake North · nickelGrade: 0.09Grade Unit: %Intercept: 0.5 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MLN26-013
- Project
- Murphy Lake North
- Commodity
- nickel
- Region
- canada_sk
- Reported Region
- canada_sk
- Ticker
- COSA
Geometry
- Grade
- 0.09
- Grade Unit
- %
- Intercept
- 0.5 m
- From
- 306.5 m
- To
- 307 m
- Intercept Depth
- 306.5 m
Classification
- Deposit Type
- other
- Program
- exploration
- Sample Type
- drill
- Group ID
- MLN26-013:306.5-307
- Mining Method
- underground
Location
- Location
- Section 3200E
- Azimuth
- 166 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SRC Geoanalytical Laboratories
- QA/QC Disclosed
- Yes
- Lab Certified
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks
Deleterious
- Deleterious Flag
- No
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
Dates
- Event date
- 2026-05-28T00:00:00.000Z
Reasoning: This intercept shows a very low nickel grade over a narrow width, and the results are historical.
Negative factors
- Very low grade
- Very narrow intercept length
- Assays previously released
Evidence · table
“0.09”
Context: 306.5
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Cut-off Undisclosednegative
High-grade interval reported without stating the cut-off grade used for compositing.
Why it applies: no cutoff_grade was stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
MLN26-013Murphy Lake North · cobaltGrade: 0.02Grade Unit: %Intercept: 0.5 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MLN26-013
- Project
- Murphy Lake North
- Commodity
- cobalt
- Region
- canada_sk
- Reported Region
- canada_sk
- Ticker
- COSA
Geometry
- Grade
- 0.02
- Grade Unit
- %
- Intercept
- 0.5 m
- From
- 306.5 m
- To
- 307 m
- Intercept Depth
- 306.5 m
Classification
- Deposit Type
- other
- Program
- exploration
- Sample Type
- drill
- Group ID
- MLN26-013:306.5-307
- Mining Method
- underground
Location
- Location
- Section 3200E
- Azimuth
- 166 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SRC Geoanalytical Laboratories
- QA/QC Disclosed
- Yes
- Lab Certified
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks
Deleterious
- Deleterious Flag
- No
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
Dates
- Event date
- 2026-05-28T00:00:00.000Z
Reasoning: This intercept shows a very low cobalt grade over a narrow width, and the results are historical.
Negative factors
- Very low grade
- Very narrow intercept length
- Assays previously released
Evidence · table
“0.02”
Context: 306.5
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Cut-off Undisclosednegative
High-grade interval reported without stating the cut-off grade used for compositing.
Why it applies: no cutoff_grade was stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
MLN26-013Murphy Lake North · uraniumGrade: 0.25Grade Unit: %Intercept: 0.5 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MLN26-013
- Project
- Murphy Lake North
- Commodity
- uranium
- Region
- canada_sk
- Reported Region
- canada_sk
- Ticker
- COSA
Geometry
- Grade
- 0.25
- Grade Unit
- %
- Intercept
- 0.5 m
- From
- 307.5 m
- To
- 308 m
- Intercept Depth
- 306.5 m
Classification
- Deposit Type
- other
- Program
- exploration
- Sample Type
- drill
- Group ID
- MLN26-013:307.5-308
- Mining Method
- underground
Location
- Location
- Section 3200E
- Azimuth
- 166 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SRC Geoanalytical Laboratories
- QA/QC Disclosed
- Yes
- Lab Certified
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks
Deleterious
- Deleterious Flag
- No
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
Dates
- Event date
- 2026-05-28T00:00:00.000Z
Reasoning: This intercept shows a moderate uranium grade over a very narrow width, and the results are historical.
Positive factors
- Moderate uranium grade
Negative factors
- Very narrow intercept length
- Assays previously released
Evidence · table
“0.25”
Context: 307.5
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Cut-off Undisclosednegative
High-grade interval reported without stating the cut-off grade used for compositing.
Why it applies: no cutoff_grade was stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
MLN26-013Murphy Lake North · nickelGrade: 0.26Grade Unit: %Intercept: 0.5 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MLN26-013
- Project
- Murphy Lake North
- Commodity
- nickel
- Region
- canada_sk
- Reported Region
- canada_sk
- Ticker
- COSA
Geometry
- Grade
- 0.26
- Grade Unit
- %
- Intercept
- 0.5 m
- From
- 307.5 m
- To
- 308 m
- Intercept Depth
- 306.5 m
Classification
- Deposit Type
- other
- Program
- exploration
- Sample Type
- drill
- Group ID
- MLN26-013:307.5-308
- Mining Method
- underground
Location
- Location
- Section 3200E
- Azimuth
- 166 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SRC Geoanalytical Laboratories
- QA/QC Disclosed
- Yes
- Lab Certified
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks
Deleterious
- Deleterious Flag
- No
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
Dates
- Event date
- 2026-05-28T00:00:00.000Z
Reasoning: This intercept shows a low nickel grade over a very narrow width, and the results are historical.
Negative factors
- Low nickel grade
- Very narrow intercept length
- Assays previously released
Evidence · table
“0.26”
Context: 307.5
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Cut-off Undisclosednegative
High-grade interval reported without stating the cut-off grade used for compositing.
Why it applies: no cutoff_grade was stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
MLN26-013Murphy Lake North · cobaltGrade: 0.04Grade Unit: %Intercept: 0.5 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MLN26-013
- Project
- Murphy Lake North
- Commodity
- cobalt
- Region
- canada_sk
- Reported Region
- canada_sk
- Ticker
- COSA
Geometry
- Grade
- 0.04
- Grade Unit
- %
- Intercept
- 0.5 m
- From
- 307.5 m
- To
- 308 m
- Intercept Depth
- 306.5 m
Classification
- Deposit Type
- other
- Program
- exploration
- Sample Type
- drill
- Group ID
- MLN26-013:307.5-308
- Mining Method
- underground
Location
- Location
- Section 3200E
- Azimuth
- 166 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SRC Geoanalytical Laboratories
- QA/QC Disclosed
- Yes
- Lab Certified
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks
Deleterious
- Deleterious Flag
- No
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
Dates
- Event date
- 2026-05-28T00:00:00.000Z
Reasoning: This intercept shows a very low cobalt grade over a very narrow width, and the results are historical.
Negative factors
- Very low grade
- Very narrow intercept length
- Assays previously released
Evidence · table
“0.04”
Context: 307.5
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Cut-off Undisclosednegative
High-grade interval reported without stating the cut-off grade used for compositing.
Why it applies: no cutoff_grade was stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
MLN26-013Murphy Lake North · uraniumGrade: 0.55Grade Unit: %Intercept: 5 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MLN26-013
- Project
- Murphy Lake North
- Commodity
- uranium
- Region
- canada_sk
- Reported Region
- canada_sk
- Ticker
- COSA
Geometry
- Grade
- 0.55
- Grade Unit
- %
- Intercept
- 5 m
- From
- 308.5 m
- To
- 313.5 m
- Intercept Depth
- 306.5 m
Classification
- Deposit Type
- other
- Program
- exploration
- Sample Type
- drill
- Group ID
- MLN26-013:308.5-313.5
- Mining Method
- underground
Location
- Location
- Section 3200E
- Azimuth
- 166 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SRC Geoanalytical Laboratories
- QA/QC Disclosed
- Yes
- Lab Certified
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks
Deleterious
- Deleterious Flag
- No
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
Dates
- Event date
- 2026-05-28T00:00:00.000Z
Reasoning: This intercept shows a strong uranium grade over a moderate width, and the results are historical.
Positive factors
- Strong uranium grade
- Moderate intercept length
Negative factors
- Assays previously released
Evidence · table
“0.55”
Context: 308.5
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Cut-off Undisclosednegative
High-grade interval reported without stating the cut-off grade used for compositing.
Why it applies: no cutoff_grade was stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
MLN26-013Murphy Lake North · nickelGrade: 4.09Grade Unit: %Intercept: 5 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MLN26-013
- Project
- Murphy Lake North
- Commodity
- nickel
- Region
- canada_sk
- Reported Region
- canada_sk
- Ticker
- COSA
Geometry
- Grade
- 4.09
- Grade Unit
- %
- Intercept
- 5 m
- From
- 308.5 m
- To
- 313.5 m
- Intercept Depth
- 306.5 m
Classification
- Deposit Type
- other
- Program
- exploration
- Sample Type
- drill
- Group ID
- MLN26-013:308.5-313.5
- Mining Method
- underground
Location
- Location
- Section 3200E
- Azimuth
- 166 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SRC Geoanalytical Laboratories
- QA/QC Disclosed
- Yes
- Lab Certified
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks
Deleterious
- Deleterious Flag
- No
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
Dates
- Event date
- 2026-05-28T00:00:00.000Z
Reasoning: This intercept shows an exceptional nickel grade over a moderate width, and the results are historical.
Positive factors
- Exceptional nickel grade
- Moderate intercept length
Negative factors
- Assays previously released
Evidence · table
“4.09”
Context: 308.5
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Cut-off Undisclosednegative
High-grade interval reported without stating the cut-off grade used for compositing.
Why it applies: no cutoff_grade was stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
MLN26-013Murphy Lake North · cobaltGrade: 1.73Grade Unit: %Intercept: 5 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MLN26-013
- Project
- Murphy Lake North
- Commodity
- cobalt
- Region
- canada_sk
- Reported Region
- canada_sk
- Ticker
- COSA
Geometry
- Grade
- 1.73
- Grade Unit
- %
- Intercept
- 5 m
- From
- 308.5 m
- To
- 313.5 m
- Intercept Depth
- 306.5 m
Classification
- Deposit Type
- other
- Program
- exploration
- Sample Type
- drill
- Group ID
- MLN26-013:308.5-313.5
- Mining Method
- underground
Location
- Location
- Section 3200E
- Azimuth
- 166 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SRC Geoanalytical Laboratories
- QA/QC Disclosed
- Yes
- Lab Certified
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks
Deleterious
- Deleterious Flag
- No
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
Dates
- Event date
- 2026-05-28T00:00:00.000Z
Reasoning: This intercept shows an exceptional cobalt grade over a moderate width, and the results are historical.
Positive factors
- Exceptional cobalt grade
- Moderate intercept length
Negative factors
- Assays previously released
Evidence · table
“1.73”
Context: 308.5
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Cut-off Undisclosednegative
High-grade interval reported without stating the cut-off grade used for compositing.
Why it applies: no cutoff_grade was stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
MLN26-013Murphy Lake North · uraniumGrade: 0.95Grade Unit: %Intercept: 2.5 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MLN26-013
- Project
- Murphy Lake North
- Commodity
- uranium
- Region
- canada_sk
- Reported Region
- canada_sk
- Ticker
- COSA
Geometry
- Grade
- 0.95
- Grade Unit
- %
- Intercept
- 2.5 m
- From
- 310.5 m
- To
- 313 m
- Intercept Depth
- 306.5 m
Classification
- Deposit Type
- other
- Program
- exploration
- Sample Type
- drill
- Group ID
- MLN26-013:310.5-313
- Mining Method
- underground
Location
- Location
- Section 3200E
- Azimuth
- 166 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SRC Geoanalytical Laboratories
- QA/QC Disclosed
- Yes
- Lab Certified
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks
Deleterious
- Deleterious Flag
- No
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
Dates
- Event date
- 2026-05-28T00:00:00.000Z
Reasoning: This sub-interval shows a strong uranium grade over a moderate width, and the results are historical.
Positive factors
- Strong uranium grade
- Moderate intercept length
Negative factors
- Assays previously released
Evidence · table
“0.95”
Context: 310.5
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Cut-off Undisclosednegative
High-grade interval reported without stating the cut-off grade used for compositing.
Why it applies: no cutoff_grade was stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
MLN26-013Murphy Lake North · nickelGrade: 4.5Grade Unit: %Intercept: 2.5 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MLN26-013
- Project
- Murphy Lake North
- Commodity
- nickel
- Region
- canada_sk
- Reported Region
- canada_sk
- Ticker
- COSA
Geometry
- Grade
- 4.5
- Grade Unit
- %
- Intercept
- 2.5 m
- From
- 310.5 m
- To
- 313 m
- Intercept Depth
- 306.5 m
Classification
- Deposit Type
- other
- Program
- exploration
- Sample Type
- drill
- Group ID
- MLN26-013:310.5-313
- Mining Method
- underground
Location
- Location
- Section 3200E
- Azimuth
- 166 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SRC Geoanalytical Laboratories
- QA/QC Disclosed
- Yes
- Lab Certified
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks
Deleterious
- Deleterious Flag
- No
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
Dates
- Event date
- 2026-05-28T00:00:00.000Z
Reasoning: This sub-interval shows an exceptional nickel grade over a moderate width, and the results are historical.
Positive factors
- Exceptional nickel grade
- Moderate intercept length
Negative factors
- Assays previously released
Evidence · table
“4.50”
Context: 310.5
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Cut-off Undisclosednegative
High-grade interval reported without stating the cut-off grade used for compositing.
Why it applies: no cutoff_grade was stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
MLN26-013Murphy Lake North · cobaltGrade: 2.29Grade Unit: %Intercept: 2.5 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MLN26-013
- Project
- Murphy Lake North
- Commodity
- cobalt
- Region
- canada_sk
- Reported Region
- canada_sk
- Ticker
- COSA
Geometry
- Grade
- 2.29
- Grade Unit
- %
- Intercept
- 2.5 m
- From
- 310.5 m
- To
- 313 m
- Intercept Depth
- 306.5 m
Classification
- Deposit Type
- other
- Program
- exploration
- Sample Type
- drill
- Group ID
- MLN26-013:310.5-313
- Mining Method
- underground
Location
- Location
- Section 3200E
- Azimuth
- 166 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SRC Geoanalytical Laboratories
- QA/QC Disclosed
- Yes
- Lab Certified
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks
Deleterious
- Deleterious Flag
- No
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
Dates
- Event date
- 2026-05-28T00:00:00.000Z
Reasoning: This sub-interval shows an exceptional cobalt grade over a moderate width, and the results are historical.
Positive factors
- Exceptional cobalt grade
- Moderate intercept length
Negative factors
- Assays previously released
Evidence · table
“2.29”
Context: 310.5
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Cut-off Undisclosednegative
High-grade interval reported without stating the cut-off grade used for compositing.
Why it applies: no cutoff_grade was stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
MLN26-013Murphy Lake North · uraniumGrade: 1.7Grade Unit: %Intercept: 0.5 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MLN26-013
- Project
- Murphy Lake North
- Commodity
- uranium
- Region
- canada_sk
- Reported Region
- canada_sk
- Ticker
- COSA
Geometry
- Grade
- 1.7
- Grade Unit
- %
- Intercept
- 0.5 m
- From
- 310.5 m
- To
- 311 m
- Intercept Depth
- 306.5 m
Classification
- Deposit Type
- other
- Program
- exploration
- Sample Type
- drill
- Group ID
- MLN26-013:310.5-311
- Mining Method
- underground
Location
- Location
- Section 3200E
- Azimuth
- 166 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SRC Geoanalytical Laboratories
- QA/QC Disclosed
- Yes
- Lab Certified
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks
Deleterious
- Deleterious Flag
- No
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
Dates
- Event date
- 2026-05-28T00:00:00.000Z
Reasoning: This sub-interval shows a strong uranium grade over a very narrow width, and the results are historical.
Positive factors
- Strong uranium grade
- High grade intercept
Negative factors
- Very narrow intercept length
- Assays previously released
Evidence · table
“1.70”
Context: 310.5
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Cut-off Undisclosednegative
High-grade interval reported without stating the cut-off grade used for compositing.
Why it applies: no cutoff_grade was stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
MLN26-013Murphy Lake North · nickelGrade: 6.01Grade Unit: %Intercept: 0.5 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MLN26-013
- Project
- Murphy Lake North
- Commodity
- nickel
- Region
- canada_sk
- Reported Region
- canada_sk
- Ticker
- COSA
Geometry
- Grade
- 6.01
- Grade Unit
- %
- Intercept
- 0.5 m
- From
- 310.5 m
- To
- 311 m
- Intercept Depth
- 306.5 m
Classification
- Deposit Type
- other
- Program
- exploration
- Sample Type
- drill
- Group ID
- MLN26-013:310.5-311
- Mining Method
- underground
Location
- Location
- Section 3200E
- Azimuth
- 166 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SRC Geoanalytical Laboratories
- QA/QC Disclosed
- Yes
- Lab Certified
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks
Deleterious
- Deleterious Flag
- No
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
Dates
- Event date
- 2026-05-28T00:00:00.000Z
Reasoning: This sub-interval shows an exceptional nickel grade over a very narrow width, and the results are historical.
Positive factors
- Exceptional nickel grade
- High grade intercept
Negative factors
- Very narrow intercept length
- Assays previously released
Evidence · table
“6.01”
Context: 310.5
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Cut-off Undisclosednegative
High-grade interval reported without stating the cut-off grade used for compositing.
Why it applies: no cutoff_grade was stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
MLN26-013Murphy Lake North · cobaltGrade: 2.5Grade Unit: %Intercept: 0.5 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MLN26-013
- Project
- Murphy Lake North
- Commodity
- cobalt
- Region
- canada_sk
- Reported Region
- canada_sk
- Ticker
- COSA
Geometry
- Grade
- 2.5
- Grade Unit
- %
- Intercept
- 0.5 m
- From
- 310.5 m
- To
- 311 m
- Intercept Depth
- 306.5 m
Classification
- Deposit Type
- other
- Program
- exploration
- Sample Type
- drill
- Group ID
- MLN26-013:310.5-311
- Mining Method
- underground
Location
- Location
- Section 3200E
- Azimuth
- 166 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SRC Geoanalytical Laboratories
- QA/QC Disclosed
- Yes
- Lab Certified
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks
Deleterious
- Deleterious Flag
- No
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
Dates
- Event date
- 2026-05-28T00:00:00.000Z
Reasoning: This sub-interval shows an exceptional cobalt grade over a very narrow width, and the results are historical.
Positive factors
- Exceptional cobalt grade
- High grade intercept
Negative factors
- Very narrow intercept length
- Assays previously released
Evidence · table
“2.50”
Context: 310.5
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Cut-off Undisclosednegative
High-grade interval reported without stating the cut-off grade used for compositing.
Why it applies: no cutoff_grade was stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
MLN26-014Murphy Lake North · uraniumGrade: 0.04Grade Unit: %Intercept: 0.5 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MLN26-014
- Project
- Murphy Lake North
- Commodity
- uranium
- Region
- canada_sk
- Reported Region
- canada_sk
- Ticker
- COSA
Geometry
- Grade
- 0.04
- Grade Unit
- %
- Intercept
- 0.5 m
- From
- 278.3 m
- To
- 278.8 m
- Intercept Depth
- 278.3 m
Classification
- Deposit Type
- other
- Program
- exploration
- Sample Type
- drill
- Group ID
- MLN26-014:278.3-278.8
- Mining Method
- underground
Location
- Location
- Section 3200E
- Azimuth
- 170 °
- Dip
- -75 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SRC Geoanalytical Laboratories
- QA/QC Disclosed
- Yes
- Lab Certified
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks
Deleterious
- Deleterious Flag
- No
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
Dates
- Event date
- 2026-05-28T00:00:00.000Z
Reasoning: This intercept shows a low uranium grade over a very narrow width, and the results are historical.
Negative factors
- Low grade
- Very narrow intercept length
- Assays previously released
Evidence · table
“0.04”
Context: 278.3
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Cut-off Undisclosednegative
High-grade interval reported without stating the cut-off grade used for compositing.
Why it applies: no cutoff_grade was stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
MLN26-014Murphy Lake North · nickelGrade: 0.09Grade Unit: %Intercept: 0.5 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MLN26-014
- Project
- Murphy Lake North
- Commodity
- nickel
- Region
- canada_sk
- Reported Region
- canada_sk
- Ticker
- COSA
Geometry
- Grade
- 0.09
- Grade Unit
- %
- Intercept
- 0.5 m
- From
- 278.3 m
- To
- 278.8 m
- Intercept Depth
- 278.3 m
Classification
- Deposit Type
- other
- Program
- exploration
- Sample Type
- drill
- Group ID
- MLN26-014:278.3-278.8
- Mining Method
- underground
Location
- Location
- Section 3200E
- Azimuth
- 170 °
- Dip
- -75 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SRC Geoanalytical Laboratories
- QA/QC Disclosed
- Yes
- Lab Certified
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks
Deleterious
- Deleterious Flag
- No
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
Dates
- Event date
- 2026-05-28T00:00:00.000Z
Reasoning: This intercept shows a very low nickel grade over a very narrow width, and the results are historical.
Negative factors
- Very low grade
- Very narrow intercept length
- Assays previously released
Evidence · table
“0.09”
Context: 278.3
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Cut-off Undisclosednegative
High-grade interval reported without stating the cut-off grade used for compositing.
Why it applies: no cutoff_grade was stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
MLN26-014Murphy Lake North · cobaltGrade: 0.04Grade Unit: %Intercept: 0.5 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MLN26-014
- Project
- Murphy Lake North
- Commodity
- cobalt
- Region
- canada_sk
- Reported Region
- canada_sk
- Ticker
- COSA
Geometry
- Grade
- 0.04
- Grade Unit
- %
- Intercept
- 0.5 m
- From
- 278.3 m
- To
- 278.8 m
- Intercept Depth
- 278.3 m
Classification
- Deposit Type
- other
- Program
- exploration
- Sample Type
- drill
- Group ID
- MLN26-014:278.3-278.8
- Mining Method
- underground
Location
- Location
- Section 3200E
- Azimuth
- 170 °
- Dip
- -75 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SRC Geoanalytical Laboratories
- QA/QC Disclosed
- Yes
- Lab Certified
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks
Deleterious
- Deleterious Flag
- No
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
Dates
- Event date
- 2026-05-28T00:00:00.000Z
Reasoning: This intercept shows a very low cobalt grade over a very narrow width, and the results are historical.
Negative factors
- Very low grade
- Very narrow intercept length
- Assays previously released
Evidence · table
“0.04”
Context: 278.3
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Cut-off Undisclosednegative
High-grade interval reported without stating the cut-off grade used for compositing.
Why it applies: no cutoff_grade was stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
MLN26-016Murphy Lake North · uraniumGrade: 0.04Grade Unit: %Intercept: 1 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MLN26-016
- Project
- Murphy Lake North
- Commodity
- uranium
- Region
- canada_sk
- Reported Region
- canada_sk
- Ticker
- COSA
Geometry
- Grade
- 0.04
- Grade Unit
- %
- Intercept
- 1 m
- From
- 286.5 m
- To
- 287.5 m
- Intercept Depth
- 286.5 m
Classification
- Deposit Type
- other
- Program
- exploration
- Sample Type
- drill
- Group ID
- MLN26-016:286.5-287.5
- Mining Method
- underground
Location
- Location
- Section 3200E
- Azimuth
- 165 °
- Dip
- -65 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SRC Geoanalytical Laboratories
- QA/QC Disclosed
- Yes
- Lab Certified
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks
Deleterious
- Deleterious Flag
- No
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
Dates
- Event date
- 2026-05-28T00:00:00.000Z
Reasoning: This intercept shows a low uranium grade over a narrow width, and the results are historical.
Negative factors
- Low grade
- Narrow intercept length
- Assays previously released
Evidence · table
“0.04”
Context: 286.5
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Cut-off Undisclosednegative
High-grade interval reported without stating the cut-off grade used for compositing.
Why it applies: no cutoff_grade was stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
MLN26-016Murphy Lake North · nickelGrade: 0.07Grade Unit: %Intercept: 1 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MLN26-016
- Project
- Murphy Lake North
- Commodity
- nickel
- Region
- canada_sk
- Reported Region
- canada_sk
- Ticker
- COSA
Geometry
- Grade
- 0.07
- Grade Unit
- %
- Intercept
- 1 m
- From
- 286.5 m
- To
- 287.5 m
- Intercept Depth
- 286.5 m
Classification
- Deposit Type
- other
- Program
- exploration
- Sample Type
- drill
- Group ID
- MLN26-016:286.5-287.5
- Mining Method
- underground
Location
- Location
- Section 3200E
- Azimuth
- 165 °
- Dip
- -65 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SRC Geoanalytical Laboratories
- QA/QC Disclosed
- Yes
- Lab Certified
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks
Deleterious
- Deleterious Flag
- No
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
Dates
- Event date
- 2026-05-28T00:00:00.000Z
Reasoning: This intercept shows a very low nickel grade over a narrow width, and the results are historical.
Negative factors
- Very low grade
- Narrow intercept length
- Assays previously released
Evidence · table
“0.07”
Context: 286.5
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Cut-off Undisclosednegative
High-grade interval reported without stating the cut-off grade used for compositing.
Why it applies: no cutoff_grade was stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
MLN26-016Murphy Lake North · cobaltGrade: 0.04Grade Unit: %Intercept: 1 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MLN26-016
- Project
- Murphy Lake North
- Commodity
- cobalt
- Region
- canada_sk
- Reported Region
- canada_sk
- Ticker
- COSA
Geometry
- Grade
- 0.04
- Grade Unit
- %
- Intercept
- 1 m
- From
- 286.5 m
- To
- 287.5 m
- Intercept Depth
- 286.5 m
Classification
- Deposit Type
- other
- Program
- exploration
- Sample Type
- drill
- Group ID
- MLN26-016:286.5-287.5
- Mining Method
- underground
Location
- Location
- Section 3200E
- Azimuth
- 165 °
- Dip
- -65 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SRC Geoanalytical Laboratories
- QA/QC Disclosed
- Yes
- Lab Certified
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks
Deleterious
- Deleterious Flag
- No
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
Dates
- Event date
- 2026-05-28T00:00:00.000Z
Reasoning: This intercept shows a very low cobalt grade over a narrow width, and the results are historical.
Negative factors
- Very low grade
- Narrow intercept length
- Assays previously released
Evidence · table
“0.04”
Context: 286.5
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Cut-off Undisclosednegative
High-grade interval reported without stating the cut-off grade used for compositing.
Why it applies: no cutoff_grade was stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
andMurphy Lake North · nickelGrade: 0.26Grade Unit: %Intercept: 0.5 mView all detailsHide details
Identity
- Hole ID
- and
- Project
- Murphy Lake North
- Commodity
- nickel
- Region
- canada_sk
- Reported Region
- canada_sk
- Ticker
- COSA
Geometry
- Grade
- 0.26
- Grade Unit
- %
- Intercept
- 0.5 m
- From
- 307.5 m
- To
- 308 m
- Intercept Depth
- 307.5 m
Classification
- Deposit Type
- other
- Sample Type
- drill
- Group ID
- and:307.5-308
- Mining Method
- underground
QA/QC
- Laboratory
- SRC Geoanalytical Laboratories
- QA/QC Disclosed
- Yes
- Lab Certified
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-05-28T00:00:00.000Z
Reasoning: Expanded from assay table. 0.26 % nickel is below against the default band [3, 1.5, 0.8, 0.3] %.
Negative factors
- 0.26 % nickel is below the weak threshold (0.3 %) on the default band.
- Scored from rubric bands during table expansion, not from document context.
Evidence · table
“0.26”
Context: and
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Cut-off Undisclosednegative
High-grade interval reported without stating the cut-off grade used for compositing.
Why it applies: no cutoff_grade was stated
andMurphy Lake North · cobaltGrade: 0.04Grade Unit: %Intercept: 0.5 mView all detailsHide details
Identity
- Hole ID
- and
- Project
- Murphy Lake North
- Commodity
- cobalt
- Region
- canada_sk
- Reported Region
- canada_sk
- Ticker
- COSA
Geometry
- Grade
- 0.04
- Grade Unit
- %
- Intercept
- 0.5 m
- From
- 307.5 m
- To
- 308 m
- Intercept Depth
- 307.5 m
Classification
- Deposit Type
- other
- Sample Type
- drill
- Group ID
- and:307.5-308
- Mining Method
- underground
QA/QC
- Laboratory
- SRC Geoanalytical Laboratories
- QA/QC Disclosed
- Yes
- Lab Certified
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-05-28T00:00:00.000Z
Reasoning: Expanded from assay table. 0.04 % cobalt is below against the default band [0.5, 0.3, 0.15, 0.08] %.
Negative factors
- 0.04 % cobalt is below the weak threshold (0.08 %) on the default band.
- Scored from rubric bands during table expansion, not from document context.
Evidence · table
“0.04”
Context: and
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Cut-off Undisclosednegative
High-grade interval reported without stating the cut-off grade used for compositing.
Why it applies: no cutoff_grade was stated
andMurphy Lake North · nickelGrade: 4.09Grade Unit: %Intercept: 5 mView all detailsHide details
Identity
- Hole ID
- and
- Project
- Murphy Lake North
- Commodity
- nickel
- Region
- canada_sk
- Reported Region
- canada_sk
- Ticker
- COSA
Geometry
- Grade
- 4.09
- Grade Unit
- %
- Intercept
- 5 m
- From
- 308.5 m
- To
- 313.5 m
- Intercept Depth
- 308.5 m
Classification
- Deposit Type
- other
- Sample Type
- drill
- Group ID
- and:308.5-313.5
- Mining Method
- underground
QA/QC
- Laboratory
- SRC Geoanalytical Laboratories
- QA/QC Disclosed
- Yes
- Lab Certified
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-05-28T00:00:00.000Z
Reasoning: Expanded from assay table. 4.09 % nickel is exceptional against the default band [3, 1.5, 0.8, 0.3] %.
Positive factors
- 4.09 % nickel is exceptional on the default band.
Negative factors
- Scored from rubric bands during table expansion, not from document context.
Evidence · table
“4.09”
Context: and
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Cut-off Undisclosednegative
High-grade interval reported without stating the cut-off grade used for compositing.
Why it applies: no cutoff_grade was stated
andMurphy Lake North · cobaltGrade: 1.73Grade Unit: %Intercept: 5 mView all detailsHide details
Identity
- Hole ID
- and
- Project
- Murphy Lake North
- Commodity
- cobalt
- Region
- canada_sk
- Reported Region
- canada_sk
- Ticker
- COSA
Geometry
- Grade
- 1.73
- Grade Unit
- %
- Intercept
- 5 m
- From
- 308.5 m
- To
- 313.5 m
- Intercept Depth
- 308.5 m
Classification
- Deposit Type
- other
- Sample Type
- drill
- Group ID
- and:308.5-313.5
- Mining Method
- underground
QA/QC
- Laboratory
- SRC Geoanalytical Laboratories
- QA/QC Disclosed
- Yes
- Lab Certified
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-05-28T00:00:00.000Z
Reasoning: Expanded from assay table. 1.73 % cobalt is exceptional against the default band [0.5, 0.3, 0.15, 0.08] %.
Positive factors
- 1.73 % cobalt is exceptional on the default band.
Negative factors
- Scored from rubric bands during table expansion, not from document context.
Evidence · table
“1.73”
Context: and
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Cut-off Undisclosednegative
High-grade interval reported without stating the cut-off grade used for compositing.
Why it applies: no cutoff_grade was stated
incl.Murphy Lake North · nickelGrade: 4.5Grade Unit: %Intercept: 2.5 mView all detailsHide details
Identity
- Hole ID
- incl.
- Project
- Murphy Lake North
- Commodity
- nickel
- Region
- canada_sk
- Reported Region
- canada_sk
- Ticker
- COSA
Geometry
- Grade
- 4.5
- Grade Unit
- %
- Intercept
- 2.5 m
- From
- 310.5 m
- To
- 313 m
- Intercept Depth
- 310.5 m
Classification
- Deposit Type
- other
- Sample Type
- drill
- Group ID
- incl.:310.5-313
- Mining Method
- underground
QA/QC
- Laboratory
- SRC Geoanalytical Laboratories
- QA/QC Disclosed
- Yes
- Lab Certified
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-05-28T00:00:00.000Z
Reasoning: Expanded from assay table. 4.5 % nickel is exceptional against the default band [3, 1.5, 0.8, 0.3] %.
Positive factors
- 4.5 % nickel is exceptional on the default band.
Negative factors
- Scored from rubric bands during table expansion, not from document context.
Evidence · table
“4.50”
Context: incl.
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Cut-off Undisclosednegative
High-grade interval reported without stating the cut-off grade used for compositing.
Why it applies: no cutoff_grade was stated
incl.Murphy Lake North · cobaltGrade: 2.29Grade Unit: %Intercept: 2.5 mView all detailsHide details
Identity
- Hole ID
- incl.
- Project
- Murphy Lake North
- Commodity
- cobalt
- Region
- canada_sk
- Reported Region
- canada_sk
- Ticker
- COSA
Geometry
- Grade
- 2.29
- Grade Unit
- %
- Intercept
- 2.5 m
- From
- 310.5 m
- To
- 313 m
- Intercept Depth
- 310.5 m
Classification
- Deposit Type
- other
- Sample Type
- drill
- Group ID
- incl.:310.5-313
- Mining Method
- underground
QA/QC
- Laboratory
- SRC Geoanalytical Laboratories
- QA/QC Disclosed
- Yes
- Lab Certified
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-05-28T00:00:00.000Z
Reasoning: Expanded from assay table. 2.29 % cobalt is exceptional against the default band [0.5, 0.3, 0.15, 0.08] %.
Positive factors
- 2.29 % cobalt is exceptional on the default band.
Negative factors
- Scored from rubric bands during table expansion, not from document context.
Evidence · table
“2.29”
Context: incl.
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Cut-off Undisclosednegative
High-grade interval reported without stating the cut-off grade used for compositing.
Why it applies: no cutoff_grade was stated
incl.Murphy Lake North · nickelGrade: 6.01Grade Unit: %Intercept: 0.5 mView all detailsHide details
Identity
- Hole ID
- incl.
- Project
- Murphy Lake North
- Commodity
- nickel
- Region
- canada_sk
- Reported Region
- canada_sk
- Ticker
- COSA
Geometry
- Grade
- 6.01
- Grade Unit
- %
- Intercept
- 0.5 m
- From
- 310.5 m
- To
- 311 m
- Intercept Depth
- 310.5 m
Classification
- Deposit Type
- other
- Sample Type
- drill
- Group ID
- incl.:310.5-311
- Mining Method
- underground
QA/QC
- Laboratory
- SRC Geoanalytical Laboratories
- QA/QC Disclosed
- Yes
- Lab Certified
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-05-28T00:00:00.000Z
Reasoning: Expanded from assay table. 6.01 % nickel is exceptional against the default band [3, 1.5, 0.8, 0.3] %.
Positive factors
- 6.01 % nickel is exceptional on the default band.
Negative factors
- Scored from rubric bands during table expansion, not from document context.
Evidence · table
“6.01”
Context: incl.
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Cut-off Undisclosednegative
High-grade interval reported without stating the cut-off grade used for compositing.
Why it applies: no cutoff_grade was stated
incl.Murphy Lake North · cobaltGrade: 2.5Grade Unit: %Intercept: 0.5 mView all detailsHide details
Identity
- Hole ID
- incl.
- Project
- Murphy Lake North
- Commodity
- cobalt
- Region
- canada_sk
- Reported Region
- canada_sk
- Ticker
- COSA
Geometry
- Grade
- 2.5
- Grade Unit
- %
- Intercept
- 0.5 m
- From
- 310.5 m
- To
- 311 m
- Intercept Depth
- 310.5 m
Classification
- Deposit Type
- other
- Sample Type
- drill
- Group ID
- incl.:310.5-311
- Mining Method
- underground
QA/QC
- Laboratory
- SRC Geoanalytical Laboratories
- QA/QC Disclosed
- Yes
- Lab Certified
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-05-28T00:00:00.000Z
Reasoning: Expanded from assay table. 2.5 % cobalt is exceptional against the default band [0.5, 0.3, 0.15, 0.08] %.
Positive factors
- 2.5 % cobalt is exceptional on the default band.
Negative factors
- Scored from rubric bands during table expansion, not from document context.
Evidence · table
“2.50”
Context: incl.
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Cut-off Undisclosednegative
High-grade interval reported without stating the cut-off grade used for compositing.
Why it applies: no cutoff_grade was stated
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.