Solitario Resources Intersects New Discovery of Significant Wharf-Style Gold Mineralization at Golden Crest - Hole Ends in Multi-Gram Gold

Original announcement by tmx on

Company
Solitario Resources Corp.
Ticker
SLR
Exchange
TSX
Region
South Dakota
Primary commodity
Gold
Secondary commodities
None reported
Document categories
Drill results
Extracted
2026-09-16 23:07:24 UTC

Analysis by Minestarters Atlas

Minestarters Atlas analysis

Summary

Solitario Resources has intersected significant gold mineralization at its Golden Crest Project in South Dakota. Drill hole GC-008 returned 41.0m at 1.0 g/t gold, with grades increasing to 3.4 g/t in the final two meters before the hole was terminated.

Reasoning: The announcement reports a significant new discovery of gold mineralization in a new stratigraphic horizon (Lower Deadwood) outside the historic district, with grades increasing at depth.

Positive factors

  • New discovery of Wharf-style mineralization
  • Significant thickness (41m) in the lower Deadwood formation
  • Increasing grades with depth
  • Proximity to historic high-grade district

Negative factors

  • Hole terminated early due to technical drilling difficulties
  • True width not estimated

Facts used in scoring: 5

Classification and evidence

Step-Out Extensionpositive

Mineralization extended beyond the previously known limit.

Why it applies: Mineralization discovered in the Lower Deadwood formation outside of the historic district.

Evidence · text

“GC-008 represents the first mineralization ever discovered in Lower Deadwood outside of the historic district.”

Apparent Width Onlynegative

Interval given as downhole width with no true width or drill orientation — apparent width may overstate true thickness.

Why it applies: True thickness cannot be estimated based on this single drill hole.

Evidence · text

“True thickness cannot be estimated based on this single drill hole.”

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 lab (American Assay Laboratories), insertion of blanks, standards, and duplicates.

Evidence · text

“Thorough QA/QC protocols are followed on the Project, including insertion of duplicate, blank and standard samples in the assay stream for all drill holes.”

Nearology Playneutral

Value premise rests on proximity to a known deposit rather than own results.

Why it applies: Project is located near the historic Homestake-Wharf gold district.

Evidence · text

“The lower Deadwood formation hosts the majority of Tertiary gold mineralization in the historic Homestake-Wharf gold district situated several miles east of Solitario's land position.”

Extracted facts

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

Drill Results (5)

GC-008Golden Crest · goldGrade: 1Grade Unit: g/tIntercept: 41 mView all details
Link to this fact

Identity

Hole ID
GC-008
Project
Golden Crest
Commodity
gold
Region
south dakota
Reported Region
south dakota
Ticker
SLR

Geometry

Grade
1
Grade Unit
g/t
Intercept
41 m
From
322.5 m
To
363.5 m
Hole Depth
363.5 m
Intercept Depth
322.5 m

Classification

Sample Type
drill
Group ID
GC-008:322.5-363.5
Mining Method
underground

Location

Location
lower Deadwood rock formation
Azimuth
280 °
Dip
-65 °
Loc. Source
document

QA/QC

Laboratory
American Assay Laboratories
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2024-12-09T00:00:00.000Z

Reasoning: Significant intercept in a new formation.

Positive factors

  • Substantial thickness
  • New stratigraphic discovery

Negative factors

  • True width not stated

Evidence · table

“1.0”

Context: 41.0

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

GC-008Golden Crest · goldGrade: 1.7Grade Unit: g/tIntercept: 19.4 mView all details
Link to this fact

Identity

Hole ID
GC-008
Project
Golden Crest
Commodity
gold
Region
south dakota
Reported Region
south dakota
Ticker
SLR

Geometry

Grade
1.7
Grade Unit
g/t
Intercept
19.4 m
From
344.2 m
To
363.5 m
Hole Depth
363.5 m
Intercept Depth
322.5 m

Classification

Sample Type
drill
Group ID
GC-008:344.2-363.5
Mining Method
underground

Location

Location
lower Deadwood rock formation
Azimuth
280 °
Dip
-65 °
Loc. Source
document

QA/QC

Laboratory
American Assay Laboratories
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2024-12-09T00:00:00.000Z

Reasoning: Sub-interval of the main intercept.

Evidence · table

“1.7”

Context: 19.4

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

GC-008Golden Crest · goldGrade: 2.2Grade Unit: g/tIntercept: 5.7 mView all details
Link to this fact

Identity

Hole ID
GC-008
Project
Golden Crest
Commodity
gold
Region
south dakota
Reported Region
south dakota
Ticker
SLR

Geometry

Grade
2.2
Grade Unit
g/t
Intercept
5.7 m
From
344.2 m
To
349.9 m
Hole Depth
363.5 m
Intercept Depth
322.5 m

Classification

Sample Type
drill
Group ID
GC-008:344.2-349.9
Mining Method
underground

Location

Location
lower Deadwood rock formation
Azimuth
280 °
Dip
-65 °
Loc. Source
document

QA/QC

Laboratory
American Assay Laboratories
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2024-12-09T00:00:00.000Z

Reasoning: Sub-interval of the main intercept.

Evidence · table

“2.2”

Context: 5.7

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

GC-008Golden Crest · goldGrade: 2.1Grade Unit: g/tIntercept: 8.4 mView all details
Link to this fact

Identity

Hole ID
GC-008
Project
Golden Crest
Commodity
gold
Region
south dakota
Reported Region
south dakota
Ticker
SLR

Geometry

Grade
2.1
Grade Unit
g/t
Intercept
8.4 m
From
355.1 m
To
363.5 m
Hole Depth
363.5 m
Intercept Depth
322.5 m

Classification

Sample Type
drill
Group ID
GC-008:355.1-363.5
Mining Method
underground

Location

Location
lower Deadwood rock formation
Azimuth
280 °
Dip
-65 °
Loc. Source
document

QA/QC

Laboratory
American Assay Laboratories
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2024-12-09T00:00:00.000Z

Reasoning: Sub-interval of the main intercept.

Evidence · table

“2.1”

Context: 8.4

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

GC-008Golden Crest · goldGrade: 3.4Grade Unit: g/tIntercept: 2 mView all details
Link to this fact

Identity

Hole ID
GC-008
Project
Golden Crest
Commodity
gold
Region
south dakota
Reported Region
south dakota
Ticker
SLR

Geometry

Grade
3.4
Grade Unit
g/t
Intercept
2 m
From
361.5 m
To
363.5 m
Hole Depth
363.5 m
Intercept Depth
322.5 m

Classification

Sample Type
drill
Group ID
GC-008:361.5-363.5
Mining Method
underground

Location

Location
lower Deadwood rock formation
Azimuth
280 °
Dip
-65 °
Loc. Source
document

QA/QC

Laboratory
American Assay Laboratories
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2024-12-09T00:00:00.000Z

Reasoning: High grade at the end of the hole.

Positive factors

  • Highest grades encountered

Evidence · table

“3.4”

Context: 2.0

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.