Lion Copper and Gold Announces Drill Results at Yerington Copper Project

Original announcement by tmx on

Company
Lion Copper and Gold Corp.
Ticker
LEO
Exchange
TSX
Region
Nevada
Primary commodity
Copper
Secondary commodities
None reported
Document categories
Drill results, Resource update
Extracted
2026-09-18 07:12:53 UTC

Analysis by Minestarters Atlas

Minestarters Atlas analysis

Summary

Lion Copper and Gold has released 2024 drill results from its Yerington Copper Project in Nevada, highlighting step-out drilling that extends the mineralized footprint. The results, along with 17 newly recovered historic Anaconda holes, will be used to update the mineral resource estimate in preparation for a Pre-Feasibility Study (PFS).

Reasoning: The release reports successful step-out drilling that extends mineralization and provides new historical data to support a resource upgrade for an upcoming PFS.

Positive factors

  • Step-out drilling extended the mineralized footprint
  • Discovery of 17 additional historic Anaconda holes to support resource update
  • Drilling results support resource classification upgrade (Inferred to Indicated)
  • QA/QC protocols and certified lab usage disclosed

Facts used in scoring: 5

Classification and evidence

Step-Out Extensionpositive

Mineralization extended beyond the previously known limit.

Why it applies: Drilling at Yerington Pit discovered an extension of the mineralized footprint compared to the PEA.

Evidence · text

“the four angle drill holes at the Yerington Pit discovered an extension of the mineralized footprint compared to what was presented in the PEA.”

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 certified lab (Skyline), blanks, standards, and chain of custody.

Evidence · text

“Commercially prepared certified reference materials and blanks were inserted by the Company”

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: Drilling was targeted to increase sample density to support resource classification upgrade.

Evidence · text

“an increase in drill sample density is expected to support a resource classification upgrade.”

Extracted facts

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

Drill Results (5)

YM-047AYerington · copperGrade: 0.23Grade Unit: %Intercept: 263.5 mView all details
Link to this fact

Identity

Hole ID
YM-047A
Project
Yerington
Commodity
copper
Region
usa_nv
Reported Region
usa_nv
Ticker
LEO

Geometry

Grade
0.23
Grade Unit
%
Intercept
263.5 m
From
219.5 m
To
1083.5 m
Hole Depth
1083.5 m
Intercept Depth
219.5 m

Classification

Sample Type
drill
Group ID
YM-047A:219.5-1083.5
Mining Method
open_pit

Location

Location
Yerington Pit
Loc. Confidence
medium
Loc. Source
document

QA/QC

Laboratory
Skyline
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

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

Reasoning: Large intercept of 864 ft (263.5m) at 0.23% TCu extending the footprint.

Positive factors

  • Significant step-out intercept

Evidence · text

“YM-047A intercepted oxide, transition and sulfide mineralization as step-out drilling within the PEA pit shell grading 0.23 % TCu from 219.5-1,083.5 (TD) feet (864 ft).”

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

YM-047AYerington · copperGrade: 0.26Grade Unit: %Intercept: 126.65 mView all details
Link to this fact

Identity

Hole ID
YM-047A
Project
Yerington
Commodity
copper
Region
usa_nv
Reported Region
usa_nv
Ticker
LEO

Geometry

Grade
0.26
Grade Unit
%
Intercept
126.65 m
From
219.5 m
To
635 m
Intercept Depth
219.5 m

Classification

Sample Type
drill
Group ID
YM-047A:219.5-635
Mining Method
open_pit

Location

Location
Yerington Pit
Loc. Confidence
medium
Loc. Source
document

QA/QC

Laboratory
Skyline
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

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

Reasoning: Sub-interval of YM-047A representing oxide zone.

Positive factors

  • Oxide mineralization intercept

Evidence · text

“YM-047A intercepted 415.5 feet of oxide mineralization grading 0.26% TCu from 219.5 to 635 feet”

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

YM-047AYerington · copperGrade: 0.2Grade Unit: %Intercept: 136.7 mView all details
Link to this fact

Identity

Hole ID
YM-047A
Project
Yerington
Commodity
copper
Region
usa_nv
Reported Region
usa_nv
Ticker
LEO

Geometry

Grade
0.2
Grade Unit
%
Intercept
136.7 m
From
635 m
To
1083.5 m
Intercept Depth
635 m

Classification

Sample Type
drill
Group ID
YM-047A:635-1083.5
Mining Method
open_pit

Location

Location
Yerington Pit
Loc. Confidence
medium
Loc. Source
document

QA/QC

Laboratory
Skyline
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

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

Reasoning: Sub-interval of YM-047A representing sulfide zone.

Positive factors

  • Primary sulfide mineralization intercept

Evidence · text

“and 448.5 feet of primary sulfide mineralization grading 0.20% TCu from 635 to 1,083.5 feet.”

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

YM-048Yerington · copperGrade: 0.21Grade Unit: %Intercept: 106.07 mView all details
Link to this fact

Identity

Hole ID
YM-048
Project
Yerington
Commodity
copper
Region
usa_nv
Reported Region
usa_nv
Ticker
LEO

Geometry

Grade
0.21
Grade Unit
%
Intercept
106.07 m
From
499 m
To
847 m
Intercept Depth
499 m

Classification

Sample Type
drill
Group ID
YM-048:499-847
Mining Method
open_pit

Location

Location
Yerington Pit
Loc. Confidence
medium
Loc. Source
document

QA/QC

Laboratory
Skyline
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

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

Reasoning: Sub-interval of YM-048 representing oxide zone.

Positive factors

  • Oxide mineralization intercept

Evidence · text

“encountered 348 feet of oxide mineralization grading 0.21% TCu from 499 to 847 feet”

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

YM-048Yerington · copperGrade: 0.18Grade Unit: %Intercept: 128.93 mView all details
Link to this fact

Identity

Hole ID
YM-048
Project
Yerington
Commodity
copper
Region
usa_nv
Reported Region
usa_nv
Ticker
LEO

Geometry

Grade
0.18
Grade Unit
%
Intercept
128.93 m
From
847 m
To
1270 m
Intercept Depth
847 m

Classification

Sample Type
drill
Group ID
YM-048:847-1270
Mining Method
open_pit

Location

Location
Yerington Pit
Loc. Confidence
medium
Loc. Source
document

QA/QC

Laboratory
Skyline
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

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

Reasoning: Sub-interval of YM-048 representing sulfide zone.

Positive factors

  • Sulfide mineralization intercept

Evidence · text

“and 423 feet of sulfide mineralization grading 0.18% TCu from 847 to 1,270 feet.”

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.