The Critical Mineral Hiding in Plain Sight on a Past-Producing Nevada Gold Mine
Original announcement by tmx on
- Company
- NevGold Corp.
- Ticker
- NAU
- Exchange
- TSX
- Region
- Nevada
- Primary commodity
- Gold
- Secondary commodities
- Antimony
- Document categories
- Drill results, Metallurgy
- Extracted
- 2026-09-12 03:46:10 UTC
Analysis by Minestarters Atlas
Minestarters Atlas analysis
Summary
NevGold Corp. has reported significant antimony-gold drill intercepts at its Limousine Butte project in Nevada, including a 7.7m intercept at 11.42 g/t AuEq. Metallurgical testwork also confirmed high gold recoveries (up to 99%) following antimony leaching, supporting a sequential recovery flowsheet.
Reasoning: The document reports high-grade drill intercepts and strong metallurgical results for a strategic critical mineral (antimony) at a brownfield gold site.
Positive factors
- High-grade antimony-gold intercepts
- Strong metallurgical gold recoveries after antimony leaching
- Strategic critical mineral (antimony) focus
- Near-surface oxide deposit profile
Negative factors
- Upcoming maiden MRE still pending
Facts used in scoring: 9
Classification and evidence
Bonanza Interceptpositive
Exceptionally high-grade zone, well above the deposit-type norm.
Why it applies: Hole LB25-024 hit 11.42 g/t AuEq over 7.7m, which is high grade for this context.
Evidence · text
“Hole LB25-024 at the Resurrection Ridge target hit 11.42 g/t gold-equivalent over 7.7 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 mentions metallurgical testwork results and re-assays of historical drill core.
Evidence · text
“Re-assays of historical drill core have also upgraded the database”
Mill Routeneutral
Processing via mill or concentrator (CIL, CIP, tank leach, flotation).
Why it applies: the document describes a flotation route ("concentrate")
Single Domain Onlynegative
Testing limited to one composite or domain — representativeness not established.
Why it applies: only one composite was tested
Extracted facts
Stored fact records: 9. Some facts used in scoring do not have a stored record.
Drill Results (8)
LB25-024Limousine Butte · goldGrade: 1.17Grade Unit: g/tIntercept: 7.7 mView all detailsHide details
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
- Deposit Type
- other
- Program
- exploration
- Sample Type
- drill
- Group ID
- LB25-024:null-null
- Mining Method
- open_pit
Location
- Location
- Resurrection Ridge
- Loc. Source
- document
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-04-29T00:00:00.000Z
Reasoning: High grade gold intercept within a gold-equivalent zone.
Positive factors
- High grade intercept
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
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "The company also flagged the discovery of additional antimony mineralization at surface in the historical pre-strip wast"
LB25-024Limousine Butte · antimonyGrade: 2.64Grade Unit: %Intercept: 7.7 mView all detailsHide details
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
- Deposit Type
- other
- Program
- exploration
- Sample Type
- drill
- Group ID
- LB25-024:null-null
- Mining Method
- open_pit
Location
- Location
- Resurrection Ridge
- Loc. Source
- document
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-04-29T00:00:00.000Z
Reasoning: Significant antimony grade reported in a strategic mineral context.
Positive factors
- High grade antimony intercept
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
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "The company also flagged the discovery of additional antimony mineralization at surface in the historical pre-strip wast"
LB25-024Limousine Butte · goldGrade: 0.67Grade Unit: g/tIntercept: 27.4 mView all detailsHide details
Identity
- Hole ID
- LB25-024
- Project
- Limousine Butte
- Commodity
- gold
- Region
- usa_nv
- Reported Region
- usa_nv
- Ticker
- NAU
Geometry
- Grade
- 0.67
- Grade Unit
- g/t
- Intercept
- 27.4 m
Classification
- Deposit Type
- other
- Program
- exploration
- Sample Type
- drill
- Group ID
- LB25-024:null-null
- Mining Method
- open_pit
Location
- Location
- Resurrection Ridge
- Loc. Source
- document
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-04-29T00:00:00.000Z
Reasoning: Wide intercept of gold-equivalent mineralization.
Positive factors
- Wide intercept
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
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "The company also flagged the discovery of additional antimony mineralization at surface in the historical pre-strip wast"
LB25-024Limousine Butte · antimonyGrade: 1.09Grade Unit: %Intercept: 27.4 mView all detailsHide details
Identity
- Hole ID
- LB25-024
- Project
- Limousine Butte
- Commodity
- antimony
- Region
- usa_nv
- Reported Region
- usa_nv
- Ticker
- NAU
Geometry
- Grade
- 1.09
- Grade Unit
- %
- Intercept
- 27.4 m
Classification
- Deposit Type
- other
- Program
- exploration
- Sample Type
- drill
- Group ID
- LB25-024:null-null
- Mining Method
- open_pit
Location
- Location
- Resurrection Ridge
- Loc. Source
- document
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-04-29T00:00:00.000Z
Reasoning: Wide intercept of antimony mineralization.
Positive factors
- Wide intercept
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
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "The company also flagged the discovery of additional antimony mineralization at surface in the historical pre-strip wast"
LB22-025Limousine Butte · goldGrade: 1.75Grade Unit: g/tIntercept: 73.2 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- LB22-025
- Project
- Limousine Butte
- Commodity
- gold
- Region
- usa_nv
- Reported Region
- usa_nv
- Ticker
- NAU
Geometry
- Grade
- 1.75
- Grade Unit
- g/t
- Intercept
- 73.2 m
Classification
- Deposit Type
- other
- Program
- exploration
- Sample Type
- drill
- Group ID
- LB22-025:null-null
- Mining Method
- open_pit
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
- Historical Source Date
- 2022-01-01T00:00:00.000Z
Dates
- Event date
- 2026-04-29T00:00:00.000Z
Reasoning: Wide historical re-assay intercept.
Positive factors
- Very wide intercept
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
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "The company also flagged the discovery of additional antimony mineralization at surface in the historical pre-strip wast"
LB22-025Limousine Butte · antimonyGrade: 1.3Grade Unit: %Intercept: 9.1 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- LB22-025
- Project
- Limousine Butte
- Commodity
- antimony
- Region
- usa_nv
- Reported Region
- usa_nv
- Ticker
- NAU
Geometry
- Grade
- 1.3
- Grade Unit
- %
- Intercept
- 9.1 m
Classification
- Deposit Type
- other
- Program
- exploration
- Sample Type
- drill
- Group ID
- LB22-025:null-null
- Mining Method
- open_pit
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
- Historical Source Date
- 2022-01-01T00:00:00.000Z
Dates
- Event date
- 2026-04-29T00:00:00.000Z
Reasoning: High grade antimony intercept.
Positive factors
- Strong grade
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
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "The company also flagged the discovery of additional antimony mineralization at surface in the historical pre-strip wast"
LB21-001Limousine Butte · goldGrade: 1.41Grade Unit: g/tIntercept: 46.8 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- LB21-001
- Project
- Limousine Butte
- Commodity
- gold
- Region
- usa_nv
- Reported Region
- usa_nv
- Ticker
- NAU
Geometry
- Grade
- 1.41
- Grade Unit
- g/t
- Intercept
- 46.8 m
Classification
- Deposit Type
- other
- Program
- exploration
- Sample Type
- drill
- Group ID
- LB21-001:null-null
- Mining Method
- open_pit
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
- Historical Source Date
- 2021-01-01T00:00:00.000Z
Dates
- Event date
- 2026-04-29T00:00:00.000Z
Reasoning: Wide historical re-assay intercept.
Positive factors
- Wide intercept
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
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "The company also flagged the discovery of additional antimony mineralization at surface in the historical pre-strip wast"
LB21-001Limousine Butte · antimonyGrade: 0.22Grade Unit: %Intercept: 46.8 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- LB21-001
- Project
- Limousine Butte
- Commodity
- antimony
- Region
- usa_nv
- Reported Region
- usa_nv
- Ticker
- NAU
Geometry
- Grade
- 0.22
- Grade Unit
- %
- Intercept
- 46.8 m
Classification
- Deposit Type
- other
- Program
- exploration
- Sample Type
- drill
- Group ID
- LB21-001:null-null
- Mining Method
- open_pit
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
- Historical Source Date
- 2021-01-01T00:00:00.000Z
Dates
- Event date
- 2026-04-29T00:00:00.000Z
Reasoning: Low grade antimony intercept.
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
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "The company also flagged the discovery of additional antimony mineralization at surface in the historical pre-strip wast"
Metallurgical Results (1)
cyanide shake leachLimousine Butte · goldRecovery: 93 %View all detailsHide details
Identity
- Project
- Limousine Butte
- Commodity
- gold
- Region
- usa_nv
- Reported Region
- Nevada
- Ticker
- NAU
Test Work
- Program Status
- detailed
- Test Type
- cyanide shake leach
- Processing Route
- cyanide shake leach on residual tailings
- Sample
- residual tailings left over after antimony leaching
Recovery
- Recovery
- 93 %
- Recovery Basis
- actual_test
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-04-29T00:00:00.000Z
Reasoning: Strong gold recovery from tailings after antimony extraction.
Positive factors
- High gold recovery
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.