Cosa Commences Largest Drill Program to Date at the Murphy Lake North Uranium Joint Venture with 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, Other
- Extracted
- 2026-09-13 18:45:10 UTC
Analysis by Minestarters Atlas
Minestarters Atlas analysis
Summary
Cosa Resources has commenced its largest drill program to date at the Murphy Lake North uranium joint venture. The release also includes a summary of assay results from the winter 2026 program, highlighting high-grade uranium intercepts up to 1.70% U3O8.
Reasoning: The release reports high-grade uranium intercepts from a winter program, but these are noted as previously released assays, reducing the novelty of the data.
Positive factors
- High-grade uranium intercept (1.70% U3O8)
- Significant nickel and cobalt grades in high-grade zone
- QA/QC protocols disclosed
Negative factors
- Assays are historical re-releases
Facts used in scoring: 27
Classification and evidence
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: Release includes details on SRC Geoanalytical Laboratories, CRM standards, and blanks.
Evidence · text
“Samples were transported to SRC Geoanalytical Laboratories (SRC) in Saskatoon, Saskatchewan (ISO/IEC 17025:2005 accredited)”
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: The assay results in Table 1 are explicitly noted as 'previously released'.
Evidence · text
“Assays previously released”
Extracted facts
Stored fact records: 27. Some facts used in scoring do not have a stored record.
Drill Results (27)
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
- Sample Type
- drill
- Group ID
- MLN26-013:306.5-307
QA/QC
- Laboratory
- SRC Geoanalytical Laboratories (SRC)
- 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
- 2026-06-18T00:00:00.000Z
Reasoning: Low grade intercept and historical data.
Negative factors
- Stale Data Re-release
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
- 307.5 m
Classification
- Sample Type
- drill
- Group ID
- MLN26-013:307.5-308
QA/QC
- Laboratory
- SRC Geoanalytical Laboratories (SRC)
- 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
- 2026-06-18T00:00:00.000Z
Reasoning: Historical data.
Negative factors
- Stale Data Re-release
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 · 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
- 308.5 m
Classification
- Sample Type
- drill
- Group ID
- MLN26-013:308.5-313.5
QA/QC
- Laboratory
- SRC Geoanalytical Laboratories (SRC)
- 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
- 2026-06-18T00:00:00.000Z
Reasoning: Strong uranium grade in a historical intercept.
Negative factors
- Stale Data Re-release
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 · 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
- 310.5 m
Classification
- Sample Type
- drill
- Group ID
- MLN26-013:310.5-313
QA/QC
- Laboratory
- SRC Geoanalytical Laboratories (SRC)
- 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
- 2026-06-18T00:00:00.000Z
Reasoning: High grade uranium intercept.
Negative factors
- Stale Data Re-release
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 · 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
- 310.5 m
Classification
- Sample Type
- drill
- Group ID
- MLN26-013:310.5-311
QA/QC
- Laboratory
- SRC Geoanalytical Laboratories (SRC)
- 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
- 2026-06-18T00:00:00.000Z
Reasoning: Exceptional high-grade uranium intercept.
Negative factors
- Stale Data Re-release
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: 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
- 308.5 m
Classification
- Sample Type
- drill
- Group ID
- MLN26-013:308.5-313.5
QA/QC
- Laboratory
- SRC Geoanalytical Laboratories (SRC)
- 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
- 2026-06-18T00:00:00.000Z
Reasoning: Strong nickel grade in a historical intercept.
Negative factors
- Stale Data Re-release
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 · 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
- 310.5 m
Classification
- Sample Type
- drill
- Group ID
- MLN26-013:310.5-313
QA/QC
- Laboratory
- SRC Geoanalytical Laboratories (SRC)
- 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
- 2026-06-18T00:00:00.000Z
Reasoning: High grade nickel intercept.
Negative factors
- Stale Data Re-release
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 · 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
- 310.5 m
Classification
- Sample Type
- drill
- Group ID
- MLN26-013:310.5-311
QA/QC
- Laboratory
- SRC Geoanalytical Laboratories (SRC)
- 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
- 2026-06-18T00:00:00.000Z
Reasoning: Exceptional nickel grade.
Negative factors
- Stale Data Re-release
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: 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
- 308.5 m
Classification
- Sample Type
- drill
- Group ID
- MLN26-013:308.5-313.5
QA/QC
- Laboratory
- SRC Geoanalytical Laboratories (SRC)
- 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
- 2026-06-18T00:00:00.000Z
Reasoning: Strong cobalt grade in a historical intercept.
Negative factors
- Stale Data Re-release
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 · 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
- 310.5 m
Classification
- Sample Type
- drill
- Group ID
- MLN26-013:310.5-313
QA/QC
- Laboratory
- SRC Geoanalytical Laboratories (SRC)
- 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
- 2026-06-18T00:00:00.000Z
Reasoning: High grade cobalt intercept.
Negative factors
- Stale Data Re-release
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 · 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
- 310.5 m
Classification
- Sample Type
- drill
- Group ID
- MLN26-013:310.5-311
QA/QC
- Laboratory
- SRC Geoanalytical Laboratories (SRC)
- 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
- 2026-06-18T00:00:00.000Z
Reasoning: Exceptional cobalt grade.
Negative factors
- Stale Data Re-release
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
- Sample Type
- drill
- Group ID
- MLN26-014:278.3-278.8
QA/QC
- Laboratory
- SRC Geoanalytical Laboratories (SRC)
- 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
- 2026-06-18T00:00:00.000Z
Reasoning: Low grade intercept.
Negative factors
- Stale Data Re-release
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
- Sample Type
- drill
- Group ID
- MLN26-014:278.3-278.8
QA/QC
- Laboratory
- SRC Geoanalytical Laboratories (SRC)
- 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
- 2026-06-18T00:00:00.000Z
Reasoning: Low grade intercept.
Negative factors
- Stale Data Re-release
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
- Sample Type
- drill
- Group ID
- MLN26-014:278.3-278.8
QA/QC
- Laboratory
- SRC Geoanalytical Laboratories (SRC)
- 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
- 2026-06-18T00:00:00.000Z
Reasoning: Low grade intercept.
Negative factors
- Stale Data Re-release
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
- Sample Type
- drill
- Group ID
- MLN26-016:286.5-287.5
QA/QC
- Laboratory
- SRC Geoanalytical Laboratories (SRC)
- 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
- 2026-06-18T00:00:00.000Z
Reasoning: Low grade intercept.
Negative factors
- Stale Data Re-release
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
- Sample Type
- drill
- Group ID
- MLN26-016:286.5-287.5
QA/QC
- Laboratory
- SRC Geoanalytical Laboratories (SRC)
- 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
- 2026-06-18T00:00:00.000Z
Reasoning: Low grade intercept.
Negative factors
- Stale Data Re-release
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
- Sample Type
- drill
- Group ID
- MLN26-016:286.5-287.5
QA/QC
- Laboratory
- SRC Geoanalytical Laboratories (SRC)
- 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
- 2026-06-18T00:00:00.000Z
Reasoning: Low grade intercept.
Negative factors
- Stale Data Re-release
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
MLN26-013Murphy Lake North · nickelGrade: 0.09Grade Unit: %Intercept: 0.5 mView 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
- Sample Type
- drill
- Group ID
- MLN26-013:306.5-307
QA/QC
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-06-18T00:00:00.000Z
Reasoning: Expanded from assay table. 0.09 % nickel is below against the default band [3, 1.5, 0.8, 0.3] %.
Negative factors
- 0.09 % 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
“0.09”
Context: MLN26-013
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
MLN26-013Murphy Lake North · cobaltGrade: 0.02Grade Unit: %Intercept: 0.5 mView 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
- Sample Type
- drill
- Group ID
- MLN26-013:306.5-307
QA/QC
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-06-18T00:00:00.000Z
Reasoning: Expanded from assay table. 0.02 % cobalt is below against the default band [0.5, 0.3, 0.15, 0.08] %.
Negative factors
- 0.02 % 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
“0.02”
Context: MLN26-013
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: 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
- Sample Type
- drill
- Group ID
- and:307.5-308
QA/QC
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-06-18T00:00:00.000Z
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
- Sample Type
- drill
- Group ID
- and:307.5-308
QA/QC
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-06-18T00:00:00.000Z
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
- Sample Type
- drill
- Group ID
- and:308.5-313.5
QA/QC
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-06-18T00:00:00.000Z
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
- Sample Type
- drill
- Group ID
- and:308.5-313.5
QA/QC
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-06-18T00:00:00.000Z
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
- Sample Type
- drill
- Group ID
- incl.:310.5-313
QA/QC
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-06-18T00:00:00.000Z
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
- Sample Type
- drill
- Group ID
- incl.:310.5-313
QA/QC
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-06-18T00:00:00.000Z
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
- Sample Type
- drill
- Group ID
- incl.:310.5-311
QA/QC
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-06-18T00:00:00.000Z
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
- Sample Type
- drill
- Group ID
- incl.:310.5-311
QA/QC
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-06-18T00:00:00.000Z
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.