Stillwater Critical Minerals Reports Wide Polymetallic Expansion Drilling Including 40.8 Meters at 1.0 g/t Palladium, Platinum and Gold, within Nickel-Copper-Cobalt Sulphide Mineralization at Stillwater West, Montana, USA

Original announcement by tmx on

Company
Stillwater Critical Minerals Corp.
Ticker
PGE
Exchange
TSX
Region
Montana, USA
Primary commodity
Nickel
Secondary commodities
Copper, Cobalt, Platinum, Palladium, Gold, Chromium
Document categories
Drill results, Resource update
Extracted
2026-08-21 01:31:19 UTC

Analysis by Minestarters Atlas

Minestarters Atlas analysis

Summary

Stillwater Critical Minerals reported wide polymetallic expansion drilling at the Stillwater West project in Montana, intersecting nickel-copper-cobalt-PGE-gold mineralization. The results confirm the extension of sulphide-rich zones beyond the 2023 Mineral Resource Estimate boundaries at both Chrome Mountain and Iron Mountain.

Reasoning: The drill results demonstrate significant strike and depth extension of sulphide-rich mineralization, including high-grade PGE and nickel intercepts that expand the known resource boundaries.

Positive factors

  • Wide polymetallic intercepts
  • Step-out extension of known mineralization
  • High-grade PGE enrichment
  • QA/QC disclosed

Negative factors

  • Rhodium assays pending

Facts used in scoring: 5

Atlas analysis — Stillwater Critical Minerals Corp.: Stillwater Critical Minerals Reports Wide Polymetallic Expansion Drilling Including 40.8 Meters at 1.0 g/t Palladium, Platinum and Gold, within Nickel-Copper-Cobalt Sulphide Mineralization at Stillwater West, Montana, USA. 0.22 % NiEq over 204.1 m; 0.37 % over 13.4 m

Classification and evidence

Step-Out Extensionpositive

Mineralization extended beyond the previously known limit.

Why it applies: Results extend known mineralization eastward at Chrome Mountain and in both directions at Iron Mountain.

Evidence · text

“Chrome Mountain results extend known mineralization eastward toward historic drill holes”

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: Release details laboratory (ACT Labs), sample preparation, and QA/QC methods (blanks, duplicates, standards).

Evidence · text

“Following industry QA/QC standards, blanks, duplicate samples, and certified standards were also assayed.”

Extracted facts

Stored fact records: 5. Some facts used in scoring do not have a stored record.

Drill Results (5)

CM2025-01Stillwater West · nickelGrade: 0.22Grade Unit: % NiEqIntercept: 204.1 mView all details
Link to this fact

Identity

Hole ID
CM2025-01
Project
Stillwater West
Commodity
nickel
Ticker
PGE

Geometry

Grade
0.22
Grade Unit
% NiEq
Intercept
204.1 m
From
277.4 m

Classification

Program
resource
Sample Type
drill
Group ID
CM2025-01:277.4-481.5

QA/QC

Laboratory
ACT Labs
QA/QC Disclosed
Yes
Lab Certified
Yes
QP Signed
Yes
QA/QC Methods
blanks, duplicates, standards

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-03-03T00:00:00.000Z

Reasoning: Wide bulk tonnage intercept of NiEq.

Positive factors

  • Bulk tonnage

Evidence · text

“204.1 meters ("m") @ 0.22% Recovered Nickel Equivalent ("NiEq") from 277.4 m”
CM2025-01Stillwater West · platinumGrade: 0.48Grade Unit: g/tIntercept: 4.9 mView all details
Link to this fact

Identity

Hole ID
CM2025-01
Project
Stillwater West
Commodity
platinum
Ticker
PGE

Geometry

Grade
0.48
Grade Unit
g/t
Intercept
4.9 m
From
354.2 m
To
359.1 m

Classification

Program
resource
Sample Type
drill
Group ID
CM2025-01:354.2-359.1

QA/QC

Laboratory
ACT Labs
QA/QC Disclosed
Yes
Lab Certified
Yes
QP Signed
Yes
QA/QC Methods
blanks, duplicates, standards

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-03-03T00:00:00.000Z

Reasoning: High grade platinum intercept within a mid-grade zone.

Positive factors

  • PGE enrichment

Evidence · text

“4.9 m @ 0.48 g/t Pt”
CM2025-01Stillwater West · palladiumGrade: 1.34Grade Unit: g/tIntercept: 4.9 mView all details
Link to this fact

Identity

Hole ID
CM2025-01
Project
Stillwater West
Commodity
palladium
Ticker
PGE

Geometry

Grade
1.34
Grade Unit
g/t
Intercept
4.9 m
From
354.2 m
To
359.1 m

Classification

Program
resource
Sample Type
drill
Group ID
CM2025-01:354.2-359.1

QA/QC

Laboratory
ACT Labs
QA/QC Disclosed
Yes
Lab Certified
Yes
QP Signed
Yes
QA/QC Methods
blanks, duplicates, standards

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-03-03T00:00:00.000Z

Reasoning: High grade palladium intercept within a mid-grade zone.

Positive factors

  • PGE enrichment

Evidence · text

“1.34 g/t Pd”
IM2025-01Stillwater West · nickelGrade: 0.37Grade Unit: %Intercept: 13.4 mView all details
Link to this fact

Identity

Hole ID
IM2025-01
Project
Stillwater West
Commodity
nickel
Ticker
PGE

Geometry

Grade
0.37
Grade Unit
%
Intercept
13.4 m
From
402.3 m
To
415.7 m

Classification

Program
resource
Sample Type
drill
Group ID
IM2025-01:402.3-415.7

QA/QC

Laboratory
ACT Labs
QA/QC Disclosed
Yes
Lab Certified
Yes
QP Signed
Yes
QA/QC Methods
blanks, duplicates, standards

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-03-03T00:00:00.000Z

Reasoning: Mid-grade nickel intercept.

Evidence · text

“13.4 m @ 0.37% Ni”
IM2025-02Stillwater West · goldGrade: 2.87Grade Unit: g/tIntercept: 3 mView all details
Link to this fact

Identity

Hole ID
IM2025-02
Project
Stillwater West
Commodity
gold
Ticker
PGE

Geometry

Grade
2.87
Grade Unit
g/t
Intercept
3 m
From
487.7 m
To
490.7 m

Classification

Program
resource
Sample Type
drill
Group ID
IM2025-02:487.7-490.7

QA/QC

Laboratory
ACT Labs
QA/QC Disclosed
Yes
Lab Certified
Yes
QP Signed
Yes
QA/QC Methods
blanks, duplicates, standards

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-03-03T00:00:00.000Z

Reasoning: High grade gold within a high grade NiEq zone.

Positive factors

  • High grade gold

Evidence · text

“2.87 g/t Au”

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.