Cleghorn Minerals Reports on Recent Channel Sampling Results from Historical Trenches & Pits on The Meech Lake - Matachewan Prospect
Original announcement by tmx on
- Company
- Cleghorn Minerals Ltd.
- Ticker
- CZZ
- Exchange
- TSX
- Region
- northeastern Ontario
- Primary commodity
- Nickel
- Secondary commodities
- Copper, Platinum, Palladium, Gold, Silver, Zinc
- Document categories
- Drill results, Other
- Extracted
- 2026-09-15 19:18:33 UTC
Analysis by Minestarters Atlas
Minestarters Atlas analysis
Summary
Cleghorn Minerals has reported surface channel sampling results from historical trenches and pits at the Meech Lake - Matachewan Prospect in Ontario. Highlights include a high-grade Ni-Cu-PGE intercept at Kell's Showing and several Au-Ag-Zn intercepts at the Waterhole and Kell's Cabin showings, confirming two distinct mineralized systems.
Reasoning: The release reports high-grade surface channel samples that confirm the presence of two mineralized trends (Ni-Cu-PGE and Au-Ag-Zn), though they lack the depth/volume certainty of drill results.
Positive factors
- High-grade Ni-Cu-PGE intercepts in Trench 5
- Confirmation of two distinct mineralized systems
- QA/QC protocols and QP sign-off disclosed
Negative factors
- Results are from surface channel sampling, not drill intercepts
Facts used in scoring: 12
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 mentions ALS Minerals as an accredited laboratory and details specific assay methods (4 Acid/ICP-AES, fire assay).
Evidence · text
“All channel samples were submitted to ALS Minerals, an accredited mineral analysis laboratory.”
QP/CP Signedpositive · Story-specific tag
Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.
Why it applies: Michael P. Rosatelli, P.Geo. is designated as the Qualified Person.
Evidence · text
“Michael P. Rosatelli, P.Geo. and senior geological consultant to Cleghorn, is the designated "qualified person"”
Extracted facts
Stored fact records: 12. Some facts used in scoring do not have a stored record.
Drill Results (12)
Trench 5Meech Lake - Matachewan Prospect · copperGrade: 4.91Grade Unit: %Intercept: 0.5 mView all detailsHide details
Identity
- Hole ID
- Trench 5
- Project
- Meech Lake - Matachewan Prospect
- Commodity
- copper
- Region
- canada_on
- Reported Region
- northeastern Ontario
- Ticker
- CZZ
Geometry
- Grade
- 4.91
- Grade Unit
- %
- Intercept
- 0.5 m
Classification
- Sample Type
- channel
- Group ID
- Trench 5:0-0.5
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2024-11-14T00:00:00.000Z
Reasoning: 4.91% Cu is a strong intercept for a surface sample.
Positive factors
- High copper grade
Negative factors
- Surface sample only
Evidence · text
“4.91% copper, 1.35% nickel, 1.53 ppm platinum and 4.49 ppm palladium over 0.5 metres, at the Kell's Showing”
Tags used in scoring
No QA/QC Disclosurenegative
Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.
Why it applies: qaqc_disclosed is not 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
Trench 5Meech Lake - Matachewan Prospect · nickelGrade: 1.35Grade Unit: %Intercept: 0.5 mView all detailsHide details
Identity
- Hole ID
- Trench 5
- Project
- Meech Lake - Matachewan Prospect
- Commodity
- nickel
- Region
- canada_on
- Reported Region
- northeastern Ontario
- Ticker
- CZZ
Geometry
- Grade
- 1.35
- Grade Unit
- %
- Intercept
- 0.5 m
Classification
- Sample Type
- channel
- Group ID
- Trench 5:0-0.5
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2024-11-14T00:00:00.000Z
Reasoning: 1.35% Ni is a strong intercept for a surface sample.
Positive factors
- Strong nickel grade
Negative factors
- Surface sample only
Evidence · text
“4.91% copper, 1.35% nickel, 1.53 ppm platinum and 4.49 ppm palladium over 0.5 metres, at the Kell's Showing”
Tags used in scoring
No QA/QC Disclosurenegative
Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.
Why it applies: qaqc_disclosed is not 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
Trench 5Meech Lake - Matachewan Prospect · platinumGrade: 1.53Grade Unit: ppmIntercept: 0.5 mView all detailsHide details
Identity
- Hole ID
- Trench 5
- Project
- Meech Lake - Matachewan Prospect
- Commodity
- platinum
- Region
- canada_on
- Reported Region
- northeastern Ontario
- Ticker
- CZZ
Geometry
- Grade
- 1.53
- Grade Unit
- ppm
- Intercept
- 0.5 m
Classification
- Sample Type
- channel
- Group ID
- Trench 5:0-0.5
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2024-11-14T00:00:00.000Z
Reasoning: 1.53 ppm Pt is a notable presence in a surface sample.
Positive factors
- Presence of PGEs
Evidence · text
“4.91% copper, 1.35% nickel, 1.53 ppm platinum and 4.49 ppm palladium over 0.5 metres, at the Kell's Showing”
Tags used in scoring
No QA/QC Disclosurenegative
Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.
Why it applies: qaqc_disclosed is not 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
Trench 5Meech Lake - Matachewan Prospect · palladiumGrade: 4.49Grade Unit: ppmIntercept: 0.5 mView all detailsHide details
Identity
- Hole ID
- Trench 5
- Project
- Meech Lake - Matachewan Prospect
- Commodity
- palladium
- Region
- canada_on
- Reported Region
- northeastern Ontario
- Ticker
- CZZ
Geometry
- Grade
- 4.49
- Grade Unit
- ppm
- Intercept
- 0.5 m
Classification
- Sample Type
- channel
- Group ID
- Trench 5:0-0.5
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2024-11-14T00:00:00.000Z
Reasoning: 4.49 ppm Pd is a notable presence in a surface sample.
Positive factors
- Presence of PGEs
Evidence · text
“4.91% copper, 1.35% nickel, 1.53 ppm platinum and 4.49 ppm palladium over 0.5 metres, at the Kell's Showing”
Tags used in scoring
No QA/QC Disclosurenegative
Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.
Why it applies: qaqc_disclosed is not 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
Trench 7Meech Lake - Matachewan Prospect · goldGrade: 0.957Grade Unit: ppmIntercept: 0.7 mView all detailsHide details
Identity
- Hole ID
- Trench 7
- Project
- Meech Lake - Matachewan Prospect
- Commodity
- gold
- Region
- canada_on
- Reported Region
- northeastern Ontario
- Ticker
- CZZ
Geometry
- Grade
- 0.957
- Grade Unit
- ppm
- Intercept
- 0.7 m
Classification
- Sample Type
- channel
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2024-11-14T00:00:00.000Z
Reasoning: 0.957 ppm Au is anomalous for a surface sample.
Positive factors
- Anomalous gold
Evidence · text
“graded 0.957 ppm gold, 3.9 ppm silver, 9240 ppm zinc and 1060 ppm copper, over 70 cm”
Tags used in scoring
No QA/QC Disclosurenegative
Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.
Why it applies: qaqc_disclosed is not 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
Trench 7Meech Lake - Matachewan Prospect · silverGrade: 3.9Grade Unit: ppmIntercept: 0.7 mView all detailsHide details
Identity
- Hole ID
- Trench 7
- Project
- Meech Lake - Matachewan Prospect
- Commodity
- silver
- Region
- canada_on
- Reported Region
- northeastern Ontario
- Ticker
- CZZ
Geometry
- Grade
- 3.9
- Grade Unit
- ppm
- Intercept
- 0.7 m
Classification
- Sample Type
- channel
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2024-11-14T00:00:00.000Z
Reasoning: 3.9 ppm Ag is part of a multi-element anomalous sample.
Evidence · text
“graded 0.957 ppm gold, 3.9 ppm silver, 9240 ppm zinc and 1060 ppm copper, over 70 cm”
Tags used in scoring
No QA/QC Disclosurenegative
Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.
Why it applies: qaqc_disclosed is not 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
Trench 7Meech Lake - Matachewan Prospect · zincGrade: 9240Grade Unit: ppmIntercept: 0.7 mView all detailsHide details
Identity
- Hole ID
- Trench 7
- Project
- Meech Lake - Matachewan Prospect
- Commodity
- zinc
- Region
- canada_on
- Reported Region
- northeastern Ontario
- Ticker
- CZZ
Geometry
- Grade
- 9240
- Grade Unit
- ppm
- Intercept
- 0.7 m
Classification
- Sample Type
- channel
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2024-11-14T00:00:00.000Z
Reasoning: 9240 ppm (0.92%) Zn is a strong surface intercept.
Positive factors
- High zinc grade
Evidence · text
“graded 0.957 ppm gold, 3.9 ppm silver, 9240 ppm zinc and 1060 ppm copper, over 70 cm”
Tags used in scoring
No QA/QC Disclosurenegative
Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.
Why it applies: qaqc_disclosed is not 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
Trench 7Meech Lake - Matachewan Prospect · copperGrade: 1060Grade Unit: ppmIntercept: 0.7 mView all detailsHide details
Identity
- Hole ID
- Trench 7
- Project
- Meech Lake - Matachewan Prospect
- Commodity
- copper
- Region
- canada_on
- Reported Region
- northeastern Ontario
- Ticker
- CZZ
Geometry
- Grade
- 1060
- Grade Unit
- ppm
- Intercept
- 0.7 m
Classification
- Sample Type
- channel
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2024-11-14T00:00:00.000Z
Reasoning: 1060 ppm (0.106%) Cu is part of a multi-element anomalous sample.
Evidence · text
“graded 0.957 ppm gold, 3.9 ppm silver, 9240 ppm zinc and 1060 ppm copper, over 70 cm”
Tags used in scoring
No QA/QC Disclosurenegative
Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.
Why it applies: qaqc_disclosed is not 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
Trench 8Meech Lake - Matachewan Prospect · goldGrade: 0.168Grade Unit: ppmView all detailsHide details
Identity
- Hole ID
- Trench 8
- Project
- Meech Lake - Matachewan Prospect
- Commodity
- gold
- Region
- canada_on
- Reported Region
- northeastern Ontario
- Ticker
- CZZ
Geometry
- Grade
- 0.168
- Grade Unit
- ppm
Classification
- Sample Type
- channel
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2024-11-14T00:00:00.000Z
Reasoning: 0.168 ppm Au is relatively low for a highlight.
Evidence · text
“assaying 0.168 ppm gold, 9.1 ppm silver, 9820 ppm zinc and 1030 ppm copper”
Tags used in scoring
No QA/QC Disclosurenegative
Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.
Why it applies: qaqc_disclosed is not 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
Trench 8Meech Lake - Matachewan Prospect · silverGrade: 9.1Grade Unit: ppmView all detailsHide details
Identity
- Hole ID
- Trench 8
- Project
- Meech Lake - Matachewan Prospect
- Commodity
- silver
- Region
- canada_on
- Reported Region
- northeastern Ontario
- Ticker
- CZZ
Geometry
- Grade
- 9.1
- Grade Unit
- ppm
Classification
- Sample Type
- channel
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2024-11-14T00:00:00.000Z
Reasoning: 9.1 ppm Ag is part of a multi-element sample.
Evidence · text
“assaying 0.168 ppm gold, 9.1 ppm silver, 9820 ppm zinc and 1030 ppm copper”
Tags used in scoring
No QA/QC Disclosurenegative
Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.
Why it applies: qaqc_disclosed is not 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
Trench 8Meech Lake - Matachewan Prospect · zincGrade: 9820Grade Unit: ppmView all detailsHide details
Identity
- Hole ID
- Trench 8
- Project
- Meech Lake - Matachewan Prospect
- Commodity
- zinc
- Region
- canada_on
- Reported Region
- northeastern Ontario
- Ticker
- CZZ
Geometry
- Grade
- 9820
- Grade Unit
- ppm
Classification
- Sample Type
- channel
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2024-11-14T00:00:00.000Z
Reasoning: 9820 ppm (0.98%) Zn is a strong surface intercept.
Positive factors
- High zinc grade
Evidence · text
“assaying 0.168 ppm gold, 9.1 ppm silver, 9820 ppm zinc and 1030 ppm copper”
Tags used in scoring
No QA/QC Disclosurenegative
Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.
Why it applies: qaqc_disclosed is not 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
Trench 8Meech Lake - Matachewan Prospect · copperGrade: 1030Grade Unit: ppmView all detailsHide details
Identity
- Hole ID
- Trench 8
- Project
- Meech Lake - Matachewan Prospect
- Commodity
- copper
- Region
- canada_on
- Reported Region
- northeastern Ontario
- Ticker
- CZZ
Geometry
- Grade
- 1030
- Grade Unit
- ppm
Classification
- Sample Type
- channel
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2024-11-14T00:00:00.000Z
Reasoning: 1030 ppm (0.103%) Cu is part of a multi-element sample.
Evidence · text
“assaying 0.168 ppm gold, 9.1 ppm silver, 9820 ppm zinc and 1030 ppm copper”
Tags used in scoring
No QA/QC Disclosurenegative
Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.
Why it applies: qaqc_disclosed is not 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.