From China's Export Ban To A Nevada Leach Pad: The Junior With a Domestic Solution to the US Antimony Supply Chain

Original announcement by tmx on

Company
NevGold Corp.
Ticker
NAU
Exchange
TSX
Region
Nevada
Primary commodity
Antimony
Secondary commodities
Gold
Document categories
Drill results, Metallurgy, Capital raise
Extracted
2026-09-16 14:54:05 UTC

Analysis by Minestarters Atlas

Minestarters Atlas analysis

Summary

NevGold Corp. has reported significant drill results at its Resurrection Ridge site, including a 1.11% antimony intercept over 6.1 meters. The company also validated a sequential metallurgical process capable of recovering up to 99% gold after antimony leaching and successfully upsized a private placement to C$42.2 million.

Reasoning: The company has delivered a series of high-impact catalysts including significant drill intercepts, validated sequential metallurgy, and a substantial capital raise, positioning it as a key domestic antimony play.

Positive factors

  • High-grade antimony intercept (1.11% over 6.1m)
  • Strong metallurgical recoveries (up to 99% Au after Sb leaching)
  • Upsized capital raise (C$42.2M) on strong demand
  • Near-term production pathway (2027) from brownfield site

Facts used in scoring: 6

Classification and evidence

Bonanza Interceptpositive

Exceptionally high-grade zone, well above the deposit-type norm.

Why it applies: 1.11% antimony over 6.1m is a high-grade intercept for an antimony project.

Evidence · text

“high-grade interval of 1.11% antimony over 6.1 meters”

QA/QC Disclosedpositive

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

Why it applies: The document names a Qualified Person (Greg French, CPG) responsible for technical disclosures.

Evidence · text

“reviewed and approved by Greg French, CPG, the Company's Vice President, Exploration, who is NevGold's Qualified Person”

High Recoverypositive

Recovery at or above the exceptional band for the commodity and processing route.

Why it applies: Gold recoveries reached up to 99% in Phase II testwork.

Evidence · text

“individual samples reaching 99%”

Heap Leach Routeneutral

Processing via heap leach — lower CAPEX and OPEX, lower recovery expected.

Why it applies: the document describes a heap_leach route ("heap leach")

Multi-Domain Testedpositive

Variability across ore domains (oxide, transition, fresh) has been addressed.

Why it applies: 2 distinct composites were tested

Extracted facts

Stored fact records: 6. Some facts used in scoring do not have a stored record.

Drill Results (4)

Fact 1Limousine Butte · antimonyGrade: 1.11Grade Unit: %Intercept: 6.1 mNeeds review: drill_no_hole_idView all details
Link to this fact

Identity

Project
Limousine Butte
Commodity
antimony
Region
usa_nv
Reported Region
usa_nv
Ticker
NAU

Geometry

Grade
1.11
Grade Unit
%
Intercept
6.1 m

Classification

Sample Type
drill
Group ID
Resurrection_Ridge:1.11%-6.1m
Mining Method
open_pit

Location

Location
Resurrection Ridge
Loc. Source
document

QA/QC

QP Signed
Yes
QA/QC Methods
standards

Review

Needs Review
Yes
Review Reason
drill_no_hole_id
Interp. Status
scored
Historical
No

Dates

Event date
2026-05-13T00:00:00.000Z

Reasoning: Significant high-grade antimony intercept reported.

Positive factors

  • High grade antimony intercept

Evidence · text

“high-grade interval of 1.11% antimony over 6.1 meters”

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

Fact 2Limousine Butte · goldGrade: 1.07Grade Unit: g/tIntercept: 100.6 mNeeds review: drill_no_hole_idView all details
Link to this fact

Identity

Project
Limousine Butte
Commodity
gold
Region
usa_nv
Reported Region
usa_nv
Ticker
NAU

Geometry

Grade
1.07
Grade Unit
g/t
Intercept
100.6 m

Classification

Sample Type
drill
Group ID
Resurrection_Ridge:1.11%-6.1m
Mining Method
open_pit

Location

Location
Resurrection Ridge
Loc. Source
document

QA/QC

QP Signed
Yes
QA/QC Methods
standards

Review

Needs Review
Yes
Review Reason
drill_no_hole_id
Interp. Status
scored
Historical
No

Dates

Event date
2026-05-13T00:00:00.000Z

Reasoning: Broad gold intercept supporting bulk-tonnage potential.

Positive factors

  • Large width intercept

Evidence · text

“1.07 g/t gold + 0.22% antimony”

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

LB25-024Limousine Butte · antimonyGrade: 2.64Grade Unit: %Intercept: 7.7 mView all details
Link to this fact

Identity

Hole ID
LB25-024
Project
Limousine Butte
Commodity
antimony
Region
usa_nv
Reported Region
usa_nv
Ticker
NAU

Geometry

Grade
2.64
Grade Unit
%
Intercept
7.7 m

Classification

Sample Type
drill
Group ID
LB25-024:2.64%-7.7m
Mining Method
open_pit

Location

Location
Limousine Butte
Loc. Source
document

QA/QC

QP Signed
Yes
QA/QC Methods
standards

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-05-13T00:00:00.000Z

Reasoning: Strong historical drill result.

Positive factors

  • High grade antimony

Evidence · text

“2.64% Sb + 1.17 g/t Au”

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

LB25-024Limousine Butte · goldGrade: 1.17Grade Unit: g/tIntercept: 7.7 mView all details
Link to this fact

Identity

Hole ID
LB25-024
Project
Limousine Butte
Commodity
gold
Region
usa_nv
Reported Region
usa_nv
Ticker
NAU

Geometry

Grade
1.17
Grade Unit
g/t
Intercept
7.7 m

Classification

Sample Type
drill
Group ID
LB25-024:2.64%-7.7m
Mining Method
open_pit

Location

Location
Limousine Butte
Loc. Source
document

QA/QC

QP Signed
Yes
QA/QC Methods
standards

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-05-13T00:00:00.000Z

Reasoning: Gold component of historical intercept.

Evidence · text

“2.64% Sb + 1.17 g/t Au”

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

Metallurgical Results (2)

cyanide shake testLimousine Butte · goldRecovery: 99 %View all details
Link to this fact

Identity

Project
Limousine Butte
Commodity
gold
Region
usa_nv
Reported Region
Nevada
Ticker
NAU

Test Work

Program Status
detailed
Test Type
cyanide shake test
Sample
residual tailings after antimony leaching

Recovery

Recovery
99 %
Recovery Basis
actual_test

Review

Needs Review
No
Historical
No

Dates

Event date
2026-05-13T00:00:00.000Z

Reasoning: Very high gold recovery from residual material.

Positive factors

  • Exceptional gold recovery

Evidence · text

“individual samples reaching 99%”

Tags used in scoring

High Recoverypositive

Recovery at or above the exceptional band for the commodity and processing route.

Why it applies: 99% is at or above the exceptional band (95%)

acid leachLimousine Butte · antimonyRecovery: 92 %View all details
Link to this fact

Identity

Project
Limousine Butte
Commodity
antimony
Region
usa_nv
Reported Region
Nevada
Ticker
NAU

Test Work

Program Status
detailed
Test Type
acid leach
Sample
oxide antimony-gold material

Recovery

Recovery
92 %
Recovery Basis
actual_test

Review

Needs Review
No
Historical
No

Dates

Event date
2026-05-13T00:00:00.000Z

Reasoning: Solid antimony recovery reported.

Positive factors

  • Strong antimony extraction

Evidence · text

“Acid leach antimony extraction across the tested samples ranged from 54% to 92%”

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.