Bitterroot Resources Confirms High Nickel Grades in Semi-Massive Sulphide Mineralization
Original announcement by tmx on
- Company
- Bitterroot Resources Ltd.
- Ticker
- BTT
- Exchange
- TSX
- Region
- Michigan
- Primary commodity
- Nickel
- Secondary commodities
- Copper, Gold
- Document categories
- Drill results
- Extracted
- 2026-09-15 15:26:56 UTC
Analysis by Minestarters Atlas
Minestarters Atlas analysis
Summary
Bitterroot Resources has reported high-grade nickel and copper assays from hole LM 21-07 at the LM Project in Michigan. The results include 5.16% Ni and 1.18% Cu in semi-massive sulphides, as well as an extremely high-grade massive sulphide clast grading 7.13% Ni and 7.91% Cu.
Reasoning: The drill results confirm high-grade nickel and copper mineralization in semi-massive sulphides, including an exceptional high-grade clast, which validates previous modelling and provides a vector for further exploration.
Positive factors
- High-grade nickel and copper in semi-massive sulphides
- Extremely high-grade massive sulphide clast (7.13% Ni, 7.91% Cu)
- QA/QC disclosed with ISO 17025 certified lab
- Vectoring towards higher-grade mineralization
Facts used in scoring: 12
Classification and evidence
Bonanza Interceptpositive
Exceptionally high-grade zone, well above the deposit-type norm.
Why it applies: 7.13% Ni and 7.91% Cu in a massive sulphide clast are exceptionally high grades.
Evidence · text
“contains extremely high nickel (7.13%) and copper (7.91%) grades”
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: The release mentions ALS Canada Ltd. used standards and blanks for QA/QC.
Evidence · text
“Analytical quality assurance and quality control (QA/QC) confirming the accuracy of the analyses were performed by ALS using twelve (12) standard samples and two (2) blanks.”
Extracted facts
Stored fact records: 12. Some facts used in scoring do not have a stored record.
Drill Results (12)
LM 21-07LM · nickelGrade: 5.16Grade Unit: %Intercept: 0.75 mView all detailsHide details
Identity
- Hole ID
- LM 21-07
- Project
- LM
- Commodity
- nickel
- Region
- michigan
- Reported Region
- michigan
- Ticker
- BTT
Geometry
- Grade
- 5.16
- Grade Unit
- %
- Intercept
- 0.75 m
- From
- 273 m
- To
- 273.75 m
- Intercept Depth
- 273 m
Classification
- Sample Type
- drill
- Group ID
- LM 21-07:273-273.75
QA/QC
- Laboratory
- ALS Canada Ltd.
- QA/QC Disclosed
- Yes
- Lab Certified
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks
Deleterious
- Deleterious Flag
- No
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2021-03-30T00:00:00.000Z
Reasoning: 5.16% Ni is a strong grade for semi-massive sulphide mineralization.
Positive factors
- Strong nickel grade in semi-massive sulphide
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
LM 21-07LM · copperGrade: 1.18Grade Unit: %Intercept: 0.75 mView all detailsHide details
Identity
- Hole ID
- LM 21-07
- Project
- LM
- Commodity
- copper
- Region
- michigan
- Reported Region
- michigan
- Ticker
- BTT
Geometry
- Grade
- 1.18
- Grade Unit
- %
- Intercept
- 0.75 m
- From
- 273 m
- To
- 273.75 m
- Intercept Depth
- 273 m
Classification
- Sample Type
- drill
- Group ID
- LM 21-07:273-273.75
QA/QC
- Laboratory
- ALS Canada Ltd.
- QA/QC Disclosed
- Yes
- Lab Certified
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks
Deleterious
- Deleterious Flag
- No
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2021-03-30T00:00:00.000Z
Reasoning: 1.18% Cu is a strong grade in this context.
Positive factors
- Strong copper grade accompanying nickel
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
LM 21-07LM · nickelGrade: 0.78Grade Unit: %Intercept: 2.93 mView all detailsHide details
Identity
- Hole ID
- LM 21-07
- Project
- LM
- Commodity
- nickel
- Region
- michigan
- Reported Region
- michigan
- Ticker
- BTT
Geometry
- Grade
- 0.78
- Grade Unit
- %
- Intercept
- 2.93 m
- From
- 270.07 m
- To
- 273 m
- Intercept Depth
- 270.07 m
Classification
- Sample Type
- drill
- Group ID
- LM 21-07:270.07-273
QA/QC
- Laboratory
- ALS Canada Ltd.
- QA/QC Disclosed
- Yes
- Lab Certified
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks
Deleterious
- Deleterious Flag
- No
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2021-03-30T00:00:00.000Z
Reasoning: 0.78% Ni in disseminated mineralization is a solid result.
Positive factors
- Consistent disseminated mineralization
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
LM 21-07LM · copperGrade: 0.83Grade Unit: %Intercept: 2.93 mView all detailsHide details
Identity
- Hole ID
- LM 21-07
- Project
- LM
- Commodity
- copper
- Region
- michigan
- Reported Region
- michigan
- Ticker
- BTT
Geometry
- Grade
- 0.83
- Grade Unit
- %
- Intercept
- 2.93 m
- From
- 270.07 m
- To
- 273 m
- Intercept Depth
- 270.07 m
Classification
- Sample Type
- drill
- Group ID
- LM 21-07:270.07-273
QA/QC
- Laboratory
- ALS Canada Ltd.
- QA/QC Disclosed
- Yes
- Lab Certified
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks
Deleterious
- Deleterious Flag
- No
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2021-03-30T00:00:00.000Z
Reasoning: 0.83% Cu in disseminated mineralization is a solid result.
Positive factors
- Consistent disseminated mineralization
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
LM 21-07LM · nickelGrade: 7.13Grade Unit: %Intercept: 0.08 mView all detailsHide details
Identity
- Hole ID
- LM 21-07
- Project
- LM
- Commodity
- nickel
- Region
- michigan
- Reported Region
- michigan
- Ticker
- BTT
Geometry
- Grade
- 7.13
- Grade Unit
- %
- Intercept
- 0.08 m
- From
- 272.19 m
- To
- 272.27 m
- Intercept Depth
- 272.19 m
Classification
- Sample Type
- drill
- Group ID
- LM 21-07:272.19-272.27
QA/QC
- Laboratory
- ALS Canada Ltd.
- QA/QC Disclosed
- Yes
- Lab Certified
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks
Deleterious
- Deleterious Flag
- No
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2021-03-30T00:00:00.000Z
Reasoning: 7.13% Ni is an exceptional grade for this deposit type.
Positive factors
- Bonanza grade nickel in massive sulphide clast
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
LM 21-07LM · copperGrade: 7.91Grade Unit: %Intercept: 0.08 mView all detailsHide details
Identity
- Hole ID
- LM 21-07
- Project
- LM
- Commodity
- copper
- Region
- michigan
- Reported Region
- michigan
- Ticker
- BTT
Geometry
- Grade
- 7.91
- Grade Unit
- %
- Intercept
- 0.08 m
- From
- 272.19 m
- To
- 272.27 m
- Intercept Depth
- 272.19 m
Classification
- Sample Type
- drill
- Group ID
- LM 21-07:272.19-272.27
QA/QC
- Laboratory
- ALS Canada Ltd.
- QA/QC Disclosed
- Yes
- Lab Certified
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks
Deleterious
- Deleterious Flag
- No
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2021-03-30T00:00:00.000Z
Reasoning: 7.91% Cu is an exceptional grade for this deposit type.
Positive factors
- Bonanza grade copper in massive sulphide clast
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
LM 21-07LM · nickelGrade: 0.78Grade Unit: %Intercept: 2.79 mView all detailsHide details
Identity
- Hole ID
- LM 21-07
- Project
- LM
- Commodity
- nickel
- Region
- michigan
- Reported Region
- michigan
- Ticker
- BTT
Geometry
- Grade
- 0.78
- Grade Unit
- %
- Intercept
- 2.79 m
Classification
- Sample Type
- drill
QA/QC
- QA/QC Disclosed
- Yes
- QA/QC Methods
- standards, blanks
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2021-03-30T00:00:00.000Z
Reasoning: Expanded from assay table. 0.78 % nickel is weak against the default band [3, 1.5, 0.8, 0.3] %.
Negative factors
- Scored from rubric bands during table expansion, not from document context.
Evidence · table
“0.78”
Context: LM 21-07: Estimated True Thickness of Mi
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
LM 21-07LM · copperGrade: 0.83Grade Unit: %Intercept: 2.79 mView all detailsHide details
Identity
- Hole ID
- LM 21-07
- Project
- LM
- Commodity
- copper
- Region
- michigan
- Reported Region
- michigan
- Ticker
- BTT
Geometry
- Grade
- 0.83
- Grade Unit
- %
- Intercept
- 2.79 m
Classification
- Sample Type
- drill
QA/QC
- QA/QC Disclosed
- Yes
- QA/QC Methods
- standards, blanks
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2021-03-30T00:00:00.000Z
Reasoning: Expanded from assay table. 0.83 % copper is moderate against the default band [2.5, 1, 0.5, 0.25] %. Grade×width 2.3 %·m is below (grade alone is moderate; the better of the two is used).
Negative factors
- Scored from rubric bands during table expansion, not from document context.
Evidence · table
“0.83”
Context: LM 21-07: Estimated True Thickness of Mi
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
LM 21-07LM · nickelGrade: 0.54Grade Unit: %Intercept: 2.12 mView all detailsHide details
Identity
- Hole ID
- LM 21-07
- Project
- LM
- Commodity
- nickel
- Region
- michigan
- Reported Region
- michigan
- Ticker
- BTT
Geometry
- Grade
- 0.54
- Grade Unit
- %
- Intercept
- 2.12 m
- From
- 270.07 m
- To
- 272.19 m
- Intercept Depth
- 270.07 m
Classification
- Sample Type
- drill
- Group ID
- LM 21-07:270.07-272.19
QA/QC
- QA/QC Disclosed
- Yes
- QA/QC Methods
- standards, blanks
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2021-03-30T00:00:00.000Z
Reasoning: Expanded from assay table. 0.54 % nickel is weak against the default band [3, 1.5, 0.8, 0.3] %.
Negative factors
- Scored from rubric bands during table expansion, not from document context.
Evidence · table
“0.54”
Context: LM 21-07: Details of Mineralized Interva
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
LM 21-07LM · copperGrade: 0.74Grade Unit: %Intercept: 2.12 mView all detailsHide details
Identity
- Hole ID
- LM 21-07
- Project
- LM
- Commodity
- copper
- Region
- michigan
- Reported Region
- michigan
- Ticker
- BTT
Geometry
- Grade
- 0.74
- Grade Unit
- %
- Intercept
- 2.12 m
- From
- 270.07 m
- To
- 272.19 m
- Intercept Depth
- 270.07 m
Classification
- Sample Type
- drill
- Group ID
- LM 21-07:270.07-272.19
QA/QC
- QA/QC Disclosed
- Yes
- QA/QC Methods
- standards, blanks
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2021-03-30T00:00:00.000Z
Reasoning: Expanded from assay table. 0.74 % copper is moderate against the default band [2.5, 1, 0.5, 0.25] %. Grade×width 1.6 %·m is below (grade alone is moderate; the better of the two is used).
Negative factors
- Scored from rubric bands during table expansion, not from document context.
Evidence · table
“0.74”
Context: LM 21-07: Details of Mineralized Interva
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
LM 21-07LM · nickelGrade: 0.75Grade Unit: %Intercept: 0.73 mView all detailsHide details
Identity
- Hole ID
- LM 21-07
- Project
- LM
- Commodity
- nickel
- Region
- michigan
- Reported Region
- michigan
- Ticker
- BTT
Geometry
- Grade
- 0.75
- Grade Unit
- %
- Intercept
- 0.73 m
- From
- 272.27 m
- To
- 273 m
- Intercept Depth
- 272.27 m
Classification
- Sample Type
- drill
- Group ID
- LM 21-07:272.27-273
QA/QC
- QA/QC Disclosed
- Yes
- QA/QC Methods
- standards, blanks
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2021-03-30T00:00:00.000Z
Reasoning: Expanded from assay table. 0.75 % nickel is weak against the default band [3, 1.5, 0.8, 0.3] %.
Negative factors
- Scored from rubric bands during table expansion, not from document context.
Evidence · table
“0.75”
Context: LM 21-07: Details of Mineralized Interva
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
LM 21-07LM · copperGrade: 0.32Grade Unit: %Intercept: 0.73 mView all detailsHide details
Identity
- Hole ID
- LM 21-07
- Project
- LM
- Commodity
- copper
- Region
- michigan
- Reported Region
- michigan
- Ticker
- BTT
Geometry
- Grade
- 0.32
- Grade Unit
- %
- Intercept
- 0.73 m
- From
- 272.27 m
- To
- 273 m
- Intercept Depth
- 272.27 m
Classification
- Sample Type
- drill
- Group ID
- LM 21-07:272.27-273
QA/QC
- QA/QC Disclosed
- Yes
- QA/QC Methods
- standards, blanks
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2021-03-30T00:00:00.000Z
Reasoning: Expanded from assay table. 0.32 % copper is weak against the default band [2.5, 1, 0.5, 0.25] %. Grade×width 0.2 %·m is below (grade alone is weak; the better of the two is used).
Negative factors
- Scored from rubric bands during table expansion, not from document context.
Evidence · table
“0.32”
Context: LM 21-07: Details of Mineralized Interva
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.