Lahontan Gold Announces Updated Santa Fe Preliminary Economic Assessment Featuring an Eleven-Year Mine Life and Post-Tax NPV5 of US$820 Million

Original announcement by orestocks on

Company
Lahontan Gold Corp.
Ticker
LG.V
Exchange
Unavailable
Region
Nevada
Primary commodity
Gold
Secondary commodities
Silver
Document categories
Other, Resource update, Metallurgy
Extracted
2026-10-14 15:19:12 UTC

Analysis by Minestarters Atlas

Atlas analysis published:

Minestarters Atlas analysis

Summary

Lahontan Gold announced highly positive results from an updated Preliminary Economic Assessment (PEA) for its Santa Fe Mine gold-silver project in Nevada. The PEA outlines a post-tax NPV5 of US$820 million and an IRR of 40.1%, representing a fourteen-fold increase from the prior 2024 PEA, based on base-case metal prices of US$3,600/oz gold and US$49/oz silver. The project projects an 11-year mine life with average annual production of approximately 91,900 gold-equivalent ounces and initial capital costs of US$172.0 million.

Reasoning: The updated Preliminary Economic Assessment for the Santa Fe Mine project shows significantly improved economics, with a post-tax NPV5 of US$820 million and an IRR of 40.1%, representing a fourteen-fold increase from the previous PEA. This is driven by higher metal prices and the inclusion of sulfide resources, although the study remains preliminary and includes Inferred resources.

Positive factors

  • Post-tax NPV5 of US$820 million and IRR of 40.1% demonstrates strong project economics.
  • NPV5 increased more than fourteen-fold compared with the 2024 PEA.
  • Projected LOM net cash flow of US$1.68 billion before taxes.
  • Manageable initial capital requirements of US$172.0 million with a 3.7-year payback period.
  • Significant upside sensitivity to higher metal prices, with NPV5 increasing to US$1.13 billion at spot prices.
  • NI 43-101 compliant study by reputable consultants.
  • Average annual production of approximately 91,900 gold-equivalent ounces.

Negative factors

  • PEA is preliminary in nature and includes Inferred Mineral Resources, which are considered too speculative for economic considerations.
  • No Mineral Reserves have been defined for the project.

Low confidence — this extraction should be reviewed alongside the original source.

Facts used in scoring: 23

Classification and evidence

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")

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: 22. Some facts used in scoring do not have a stored record.

Resource Estimates (20)

indicatedSanta Fe Mine · goldTonnes: 10000000Grade: 0.65Grade Unit: g/tContained Metal: 209Contained Unit: kozView all details
Link to this fact

Identity

Project
Santa Fe Mine
Commodity
gold
Region
usa_nv
Reported Region
Nevada
Ticker
LG.V

Resource scope

Estimate type
resource
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Michael S. Lindholm, Caleb Cook, Thomas Dyer
Resource group id
resource:ef51e97cf311af8192db
Deposit or zone
Santa Fe Mine
Mining method
open_pit
Material type
oxide

Resource Data

Category
indicated
Tonnes
10000000
Grade
0.65
Grade Unit
g/t
Contained Metal
209
Contained Unit
koz
Cutoff Grade
0.1
Cutoff Unit
g/t Au Eq

Prior Estimate

Resource Date
2026-10-01

Metal Equivalent

Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-10-14T00:00:00.000Z

Reasoning: Indicated oxide gold resource of 10 Mt at 0.65 g/t Au contributes to the project's economic assessment.

Positive factors

  • Indicated resource category provides reasonable geological confidence.

Evidence · table

“0.65”

Context: 10,000

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

PEA-Supportingneutral

Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.

Why it applies: the release names the study this estimate supports

indicatedSanta Fe Mine · silverTonnes: 10000000Grade: 5Grade Unit: g/tContained Metal: 1608Contained Unit: kozView all details
Link to this fact

Identity

Project
Santa Fe Mine
Commodity
silver
Region
usa_nv
Reported Region
Nevada
Ticker
LG.V

Resource scope

Estimate type
resource
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Michael S. Lindholm, Caleb Cook, Thomas Dyer
Resource group id
resource:ef51e97cf311af8192db
Deposit or zone
Santa Fe Mine
Mining method
open_pit
Material type
oxide

Resource Data

Category
indicated
Tonnes
10000000
Grade
5
Grade Unit
g/t
Contained Metal
1608
Contained Unit
koz
Cutoff Grade
0.1
Cutoff Unit
g/t Au Eq

Prior Estimate

Resource Date
2026-10-01

Metal Equivalent

Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-10-14T00:00:00.000Z

Reasoning: Indicated oxide silver resource of 10 Mt at 5.00 g/t Ag contributes to the project's economic assessment.

Positive factors

  • Indicated resource category provides reasonable geological confidence.

Evidence · table

“5.00”

Context: 10,000

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

PEA-Supportingneutral

Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.

Why it applies: the release names the study this estimate supports

indicatedSanta Fe Mine · goldTonnes: 12000000Grade: 0.7Grade Unit: g/tContained Metal: 270Contained Unit: kozView all details
Link to this fact

Identity

Project
Santa Fe Mine
Commodity
gold
Region
usa_nv
Reported Region
Nevada
Ticker
LG.V

Resource scope

Estimate type
resource
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Michael S. Lindholm, Caleb Cook, Thomas Dyer
Resource group id
resource:e6e491c7a93f431bd54d
Deposit or zone
Santa Fe Mine
Mining method
open_pit
Material type
transitional

Resource Data

Category
indicated
Tonnes
12000000
Grade
0.7
Grade Unit
g/t
Contained Metal
270
Contained Unit
koz
Cutoff Grade
0.1
Cutoff Unit
g/t Au Eq

Prior Estimate

Resource Date
2026-10-01

Metal Equivalent

Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-10-14T00:00:00.000Z

Reasoning: Indicated transition gold resource of 12 Mt at 0.70 g/t Au contributes to the project's economic assessment.

Positive factors

  • Indicated resource category provides reasonable geological confidence.

Evidence · table

“0.70”

Context: 12,000

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

PEA-Supportingneutral

Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.

Why it applies: the release names the study this estimate supports

indicatedSanta Fe Mine · silverTonnes: 12000000Grade: 6Grade Unit: g/tContained Metal: 2315Contained Unit: kozView all details
Link to this fact

Identity

Project
Santa Fe Mine
Commodity
silver
Region
usa_nv
Reported Region
Nevada
Ticker
LG.V

Resource scope

Estimate type
resource
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Michael S. Lindholm, Caleb Cook, Thomas Dyer
Resource group id
resource:e6e491c7a93f431bd54d
Deposit or zone
Santa Fe Mine
Mining method
open_pit
Material type
transitional

Resource Data

Category
indicated
Tonnes
12000000
Grade
6
Grade Unit
g/t
Contained Metal
2315
Contained Unit
koz
Cutoff Grade
0.1
Cutoff Unit
g/t Au Eq

Prior Estimate

Resource Date
2026-10-01

Metal Equivalent

Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-10-14T00:00:00.000Z

Reasoning: Indicated transition silver resource of 12 Mt at 6.00 g/t Ag contributes to the project's economic assessment.

Positive factors

  • Indicated resource category provides reasonable geological confidence.

Evidence · table

“6.00”

Context: 12,000

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

PEA-Supportingneutral

Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.

Why it applies: the release names the study this estimate supports

indicatedSanta Fe Mine · goldTonnes: 25532000Grade: 0.75Grade Unit: g/tContained Metal: 616Contained Unit: kozView all details
Link to this fact

Identity

Project
Santa Fe Mine
Commodity
gold
Region
usa_nv
Reported Region
Nevada
Ticker
LG.V

Resource scope

Estimate type
resource
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Michael S. Lindholm, Caleb Cook, Thomas Dyer
Resource group id
resource:e0056f3c3f6001aa5fad
Deposit or zone
Santa Fe Mine
Mining method
open_pit
Material type
sulphide

Resource Data

Category
indicated
Tonnes
25532000
Grade
0.75
Grade Unit
g/t
Contained Metal
616
Contained Unit
koz
Cutoff Grade
0.3
Cutoff Unit
g/t Au Eq

Prior Estimate

Resource Date
2026-10-01

Metal Equivalent

Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-10-14T00:00:00.000Z

Reasoning: Indicated sulfide gold resource of 25.532 Mt at 0.75 g/t Au contributes to the project's economic assessment.

Positive factors

  • Indicated resource category provides reasonable geological confidence.

Evidence · table

“0.75”

Context: 25,532

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

PEA-Supportingneutral

Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.

Why it applies: the release names the study this estimate supports

indicatedSanta Fe Mine · silverTonnes: 25532000Grade: 5.5Grade Unit: g/tContained Metal: 4515Contained Unit: kozView all details
Link to this fact

Identity

Project
Santa Fe Mine
Commodity
silver
Region
usa_nv
Reported Region
Nevada
Ticker
LG.V

Resource scope

Estimate type
resource
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Michael S. Lindholm, Caleb Cook, Thomas Dyer
Resource group id
resource:e0056f3c3f6001aa5fad
Deposit or zone
Santa Fe Mine
Mining method
open_pit
Material type
sulphide

Resource Data

Category
indicated
Tonnes
25532000
Grade
5.5
Grade Unit
g/t
Contained Metal
4515
Contained Unit
koz
Cutoff Grade
0.3
Cutoff Unit
g/t Au Eq

Prior Estimate

Resource Date
2026-10-01

Metal Equivalent

Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-10-14T00:00:00.000Z

Reasoning: Indicated sulfide silver resource of 25.532 Mt at 5.50 g/t Ag contributes to the project's economic assessment.

Positive factors

  • Indicated resource category provides reasonable geological confidence.

Evidence · table

“5.50”

Context: 25,532

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

PEA-Supportingneutral

Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.

Why it applies: the release names the study this estimate supports

indicatedSanta Fe Mine · goldTonnes: 47532000Grade: 0.72Grade Unit: g/tContained Metal: 1095Contained Unit: kozView all details
Link to this fact

Identity

Project
Santa Fe Mine
Commodity
gold
Region
usa_nv
Reported Region
Nevada
Ticker
LG.V

Resource scope

Estimate type
resource
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Michael S. Lindholm, Caleb Cook, Thomas Dyer
Resource group id
resource:200b2517a5c9ae347212
Deposit or zone
Santa Fe Mine
Mining method
open_pit

Resource Data

Category
indicated
Tonnes
47532000
Grade
0.72
Grade Unit
g/t
Contained Metal
1095
Contained Unit
koz
Cutoff Grade
0.1
Cutoff Unit
g/t Au Eq

Prior Estimate

Resource Date
2026-10-01

Metal Equivalent

Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-10-14T00:00:00.000Z

Reasoning: The total Indicated gold resource of 47.532 Mt at 0.72 g/t Au is a significant component of the project's value.

Positive factors

  • Total Indicated gold resource provides a strong base for economic studies.

Evidence · table

“0.72”

Context: 47,532

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

PEA-Supportingneutral

Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.

Why it applies: the release names the study this estimate supports

indicatedSanta Fe Mine · silverTonnes: 47532000Grade: 5.55Grade Unit: g/tContained Metal: 8438Contained Unit: kozView all details
Link to this fact

Identity

Project
Santa Fe Mine
Commodity
silver
Region
usa_nv
Reported Region
Nevada
Ticker
LG.V

Resource scope

Estimate type
resource
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Michael S. Lindholm, Caleb Cook, Thomas Dyer
Resource group id
resource:200b2517a5c9ae347212
Deposit or zone
Santa Fe Mine
Mining method
open_pit

Resource Data

Category
indicated
Tonnes
47532000
Grade
5.55
Grade Unit
g/t
Contained Metal
8438
Contained Unit
koz
Cutoff Grade
0.1
Cutoff Unit
g/t Au Eq

Prior Estimate

Resource Date
2026-10-01

Metal Equivalent

Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-10-14T00:00:00.000Z

Reasoning: The total Indicated silver resource of 47.532 Mt at 5.55 g/t Ag is a significant component of the project's value.

Positive factors

  • Total Indicated silver resource provides a strong base for economic studies.

Evidence · table

“5.55”

Context: 47,532

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

PEA-Supportingneutral

Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.

Why it applies: the release names the study this estimate supports

inferredSanta Fe Mine · goldTonnes: 15000000Grade: 0.5Grade Unit: g/tContained Metal: 241Contained Unit: kozView all details
Link to this fact

Identity

Project
Santa Fe Mine
Commodity
gold
Region
usa_nv
Reported Region
Nevada
Ticker
LG.V

Resource scope

Estimate type
resource
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Michael S. Lindholm, Caleb Cook, Thomas Dyer
Resource group id
resource:191e47a7b69ea17e96aa
Deposit or zone
Santa Fe Mine
Mining method
open_pit
Material type
oxide

Resource Data

Category
inferred
Tonnes
15000000
Grade
0.5
Grade Unit
g/t
Contained Metal
241
Contained Unit
koz
Cutoff Grade
0.1
Cutoff Unit
g/t Au Eq

Prior Estimate

Resource Date
2026-10-01

Metal Equivalent

Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-10-14T00:00:00.000Z

Reasoning: Inferred oxide gold resource of 15 Mt at 0.50 g/t Au provides exploration upside but has lower confidence.

Negative factors

  • Inferred resource category is speculative and cannot support economic studies alone.

Evidence · table

“0.50”

Context: 15,000

Tags used in scoring

Inferred Resourcenegative

Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.

Why it applies: category is "inferred"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

PEA-Supportingneutral

Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.

Why it applies: the release names the study this estimate supports

inferredSanta Fe Mine · silverTonnes: 15000000Grade: 2Grade Unit: g/tContained Metal: 964Contained Unit: kozView all details
Link to this fact

Identity

Project
Santa Fe Mine
Commodity
silver
Region
usa_nv
Reported Region
Nevada
Ticker
LG.V

Resource scope

Estimate type
resource
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Michael S. Lindholm, Caleb Cook, Thomas Dyer
Resource group id
resource:191e47a7b69ea17e96aa
Deposit or zone
Santa Fe Mine
Mining method
open_pit
Material type
oxide

Resource Data

Category
inferred
Tonnes
15000000
Grade
2
Grade Unit
g/t
Contained Metal
964
Contained Unit
koz
Cutoff Grade
0.1
Cutoff Unit
g/t Au Eq

Prior Estimate

Resource Date
2026-10-01

Metal Equivalent

Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-10-14T00:00:00.000Z

Reasoning: Inferred oxide silver resource of 15 Mt at 2.00 g/t Ag provides exploration upside but has lower confidence.

Negative factors

  • Inferred resource category is speculative and cannot support economic studies alone.

Evidence · table

“2.00”

Context: 15,000

Tags used in scoring

Inferred Resourcenegative

Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.

Why it applies: category is "inferred"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

PEA-Supportingneutral

Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.

Why it applies: the release names the study this estimate supports

inferredSanta Fe Mine · goldTonnes: 18000000Grade: 0.6Grade Unit: g/tContained Metal: 347Contained Unit: kozView all details
Link to this fact

Identity

Project
Santa Fe Mine
Commodity
gold
Region
usa_nv
Reported Region
Nevada
Ticker
LG.V

Resource scope

Estimate type
resource
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Michael S. Lindholm, Caleb Cook, Thomas Dyer
Resource group id
resource:01d2f92d3d2c8d224603
Deposit or zone
Santa Fe Mine
Mining method
open_pit
Material type
transitional

Resource Data

Category
inferred
Tonnes
18000000
Grade
0.6
Grade Unit
g/t
Contained Metal
347
Contained Unit
koz
Cutoff Grade
0.1
Cutoff Unit
g/t Au Eq

Prior Estimate

Resource Date
2026-10-01

Metal Equivalent

Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-10-14T00:00:00.000Z

Reasoning: Inferred transition gold resource of 18 Mt at 0.60 g/t Au provides exploration upside but has lower confidence.

Negative factors

  • Inferred resource category is speculative and cannot support economic studies alone.

Evidence · table

“0.60”

Context: 18,000

Tags used in scoring

Inferred Resourcenegative

Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.

Why it applies: category is "inferred"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

PEA-Supportingneutral

Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.

Why it applies: the release names the study this estimate supports

inferredSanta Fe Mine · silverTonnes: 18000000Grade: 2.5Grade Unit: g/tContained Metal: 1447Contained Unit: kozView all details
Link to this fact

Identity

Project
Santa Fe Mine
Commodity
silver
Region
usa_nv
Reported Region
Nevada
Ticker
LG.V

Resource scope

Estimate type
resource
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Michael S. Lindholm, Caleb Cook, Thomas Dyer
Resource group id
resource:01d2f92d3d2c8d224603
Deposit or zone
Santa Fe Mine
Mining method
open_pit
Material type
transitional

Resource Data

Category
inferred
Tonnes
18000000
Grade
2.5
Grade Unit
g/t
Contained Metal
1447
Contained Unit
koz
Cutoff Grade
0.1
Cutoff Unit
g/t Au Eq

Prior Estimate

Resource Date
2026-10-01

Metal Equivalent

Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-10-14T00:00:00.000Z

Reasoning: Inferred transition silver resource of 18 Mt at 2.50 g/t Ag provides exploration upside but has lower confidence.

Negative factors

  • Inferred resource category is speculative and cannot support economic studies alone.

Evidence · table

“2.50”

Context: 18,000

Tags used in scoring

Inferred Resourcenegative

Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.

Why it applies: category is "inferred"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

PEA-Supportingneutral

Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.

Why it applies: the release names the study this estimate supports

inferredSanta Fe Mine · goldTonnes: 27605000Grade: 0.65Grade Unit: g/tContained Metal: 577Contained Unit: kozView all details
Link to this fact

Identity

Project
Santa Fe Mine
Commodity
gold
Region
usa_nv
Reported Region
Nevada
Ticker
LG.V

Resource scope

Estimate type
resource
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Michael S. Lindholm, Caleb Cook, Thomas Dyer
Resource group id
resource:3220483a19ea0b6329b3
Deposit or zone
Santa Fe Mine
Mining method
open_pit
Material type
sulphide

Resource Data

Category
inferred
Tonnes
27605000
Grade
0.65
Grade Unit
g/t
Contained Metal
577
Contained Unit
koz
Cutoff Grade
0.3
Cutoff Unit
g/t Au Eq

Prior Estimate

Resource Date
2026-10-01

Metal Equivalent

Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-10-14T00:00:00.000Z

Reasoning: Inferred sulfide gold resource of 27.605 Mt at 0.65 g/t Au provides exploration upside but has lower confidence.

Negative factors

  • Inferred resource category is speculative and cannot support economic studies alone.

Evidence · table

“0.65”

Context: 27,605

Tags used in scoring

Inferred Resourcenegative

Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.

Why it applies: category is "inferred"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

PEA-Supportingneutral

Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.

Why it applies: the release names the study this estimate supports

inferredSanta Fe Mine · silverTonnes: 27605000Grade: 2.7Grade Unit: g/tContained Metal: 2400Contained Unit: kozView all details
Link to this fact

Identity

Project
Santa Fe Mine
Commodity
silver
Region
usa_nv
Reported Region
Nevada
Ticker
LG.V

Resource scope

Estimate type
resource
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Michael S. Lindholm, Caleb Cook, Thomas Dyer
Resource group id
resource:3220483a19ea0b6329b3
Deposit or zone
Santa Fe Mine
Mining method
open_pit
Material type
sulphide

Resource Data

Category
inferred
Tonnes
27605000
Grade
2.7
Grade Unit
g/t
Contained Metal
2400
Contained Unit
koz
Cutoff Grade
0.3
Cutoff Unit
g/t Au Eq

Prior Estimate

Resource Date
2026-10-01

Metal Equivalent

Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-10-14T00:00:00.000Z

Reasoning: Inferred sulfide silver resource of 27.605 Mt at 2.70 g/t Ag provides exploration upside but has lower confidence.

Negative factors

  • Inferred resource category is speculative and cannot support economic studies alone.

Evidence · table

“2.70”

Context: 27,605

Tags used in scoring

Inferred Resourcenegative

Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.

Why it applies: category is "inferred"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

PEA-Supportingneutral

Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.

Why it applies: the release names the study this estimate supports

inferredSanta Fe Mine · goldTonnes: 60605000Grade: 0.59Grade Unit: g/tContained Metal: 1165Contained Unit: kozView all details
Link to this fact

Identity

Project
Santa Fe Mine
Commodity
gold
Region
usa_nv
Reported Region
Nevada
Ticker
LG.V

Resource scope

Estimate type
resource
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Michael S. Lindholm, Caleb Cook, Thomas Dyer
Resource group id
resource:06c6a92e4351a4aba2eb
Deposit or zone
Santa Fe Mine
Mining method
open_pit

Resource Data

Category
inferred
Tonnes
60605000
Grade
0.59
Grade Unit
g/t
Contained Metal
1165
Contained Unit
koz
Cutoff Grade
0.1
Cutoff Unit
g/t Au Eq

Prior Estimate

Resource Date
2026-10-01

Metal Equivalent

Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-10-14T00:00:00.000Z

Reasoning: The total Inferred gold resource of 60.605 Mt at 0.59 g/t Au provides significant exploration upside but has lower confidence.

Negative factors

  • Total Inferred resource category is speculative and cannot support economic studies alone.

Evidence · table

“0.59”

Context: 60,605

Tags used in scoring

Inferred Resourcenegative

Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.

Why it applies: category is "inferred"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

PEA-Supportingneutral

Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.

Why it applies: the release names the study this estimate supports

inferredSanta Fe Mine · silverTonnes: 60605000Grade: 2.4Grade Unit: g/tContained Metal: 4811Contained Unit: kozView all details
Link to this fact

Identity

Project
Santa Fe Mine
Commodity
silver
Region
usa_nv
Reported Region
Nevada
Ticker
LG.V

Resource scope

Estimate type
resource
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Michael S. Lindholm, Caleb Cook, Thomas Dyer
Resource group id
resource:06c6a92e4351a4aba2eb
Deposit or zone
Santa Fe Mine
Mining method
open_pit

Resource Data

Category
inferred
Tonnes
60605000
Grade
2.4
Grade Unit
g/t
Contained Metal
4811
Contained Unit
koz
Cutoff Grade
0.1
Cutoff Unit
g/t Au Eq

Prior Estimate

Resource Date
2026-10-01

Metal Equivalent

Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-10-14T00:00:00.000Z

Reasoning: The total Inferred silver resource of 60.605 Mt at 2.40 g/t Ag provides significant exploration upside but has lower confidence.

Negative factors

  • Total Inferred resource category is speculative and cannot support economic studies alone.

Evidence · table

“2.40”

Context: 60,605

Tags used in scoring

Inferred Resourcenegative

Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.

Why it applies: category is "inferred"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

PEA-Supportingneutral

Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.

Why it applies: the release names the study this estimate supports

indicatedSanta Fe Mine · goldTonnes: 47532000Grade: 0.72Grade Unit: g/tContained Metal: 1095Contained Unit: kozView all details
Link to this fact

Identity

Project
Santa Fe Mine
Commodity
gold
Region
usa_nv
Reported Region
Nevada
Ticker
LG.V

Resource scope

Estimate type
resource
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Michael S. Lindholm, Caleb Cook, Thomas Dyer
Resource group id
resource:5456ce40d22a98e1b590
Mining method
open_pit

Resource Data

Category
indicated
Tonnes
47532000
Grade
0.72
Grade Unit
g/t
Contained Metal
1095
Contained Unit
koz
Cutoff Grade
0.1
Cutoff Unit
g/t Au Eq

Prior Estimate

Resource Date
2026-10-01

Metal Equivalent

Metal Eq. Grade
1205
Metal Eq. Unit
koz AuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-10-14T00:00:00.000Z

Reasoning: The total Indicated gold resource of 47.532 Mt at 0.72 g/t Au is a significant component of the project's value. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • Total Indicated gold resource provides a strong base for economic studies.

Evidence · table

“0.72”

Context: 47,532

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

PEA-Supportingneutral

Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.

Why it applies: the release names the study this estimate supports

indicatedSanta Fe Mine · silverTonnes: 47532000Grade: 5.55Grade Unit: g/tContained Metal: 8438Contained Unit: kozView all details
Link to this fact

Identity

Project
Santa Fe Mine
Commodity
silver
Region
usa_nv
Reported Region
Nevada
Ticker
LG.V

Resource scope

Estimate type
resource
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Michael S. Lindholm, Caleb Cook, Thomas Dyer
Resource group id
resource:5456ce40d22a98e1b590
Mining method
open_pit

Resource Data

Category
indicated
Tonnes
47532000
Grade
5.55
Grade Unit
g/t
Contained Metal
8438
Contained Unit
koz
Cutoff Grade
0.1
Cutoff Unit
g/t Au Eq

Prior Estimate

Resource Date
2026-10-01

Metal Equivalent

Metal Eq. Grade
1205
Metal Eq. Unit
koz AuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-10-14T00:00:00.000Z

Reasoning: The total Indicated gold resource of 47.532 Mt at 0.72 g/t Au is a significant component of the project's value. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • Total Indicated gold resource provides a strong base for economic studies.

Evidence · table

“5.55”

Context: 47,532

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

PEA-Supportingneutral

Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.

Why it applies: the release names the study this estimate supports

inferredSanta Fe Mine · goldTonnes: 60605000Grade: 0.59Grade Unit: g/tContained Metal: 1165Contained Unit: kozView all details
Link to this fact

Identity

Project
Santa Fe Mine
Commodity
gold
Region
usa_nv
Reported Region
Nevada
Ticker
LG.V

Resource scope

Estimate type
resource
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Michael S. Lindholm, Caleb Cook, Thomas Dyer
Resource group id
resource:ef8da68e80ad8d078056
Mining method
open_pit

Resource Data

Category
inferred
Tonnes
60605000
Grade
0.59
Grade Unit
g/t
Contained Metal
1165
Contained Unit
koz
Cutoff Grade
0.1
Cutoff Unit
g/t Au Eq

Prior Estimate

Resource Date
2026-10-01

Metal Equivalent

Metal Eq. Grade
1230
Metal Eq. Unit
koz AuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-10-14T00:00:00.000Z

Reasoning: The total Inferred gold resource of 60.605 Mt at 0.59 g/t Au provides significant exploration upside but has lower confidence. (Expanded from multi-commodity resource table for completeness.)

Negative factors

  • Total Inferred resource category is speculative and cannot support economic studies alone.

Evidence · table

“0.59”

Context: 60,605

Tags used in scoring

Inferred Resourcenegative

Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.

Why it applies: category is "inferred"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

PEA-Supportingneutral

Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.

Why it applies: the release names the study this estimate supports

inferredSanta Fe Mine · silverTonnes: 60605000Grade: 2.4Grade Unit: g/tContained Metal: 4811Contained Unit: kozView all details
Link to this fact

Identity

Project
Santa Fe Mine
Commodity
silver
Region
usa_nv
Reported Region
Nevada
Ticker
LG.V

Resource scope

Estimate type
resource
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Michael S. Lindholm, Caleb Cook, Thomas Dyer
Resource group id
resource:ef8da68e80ad8d078056
Mining method
open_pit

Resource Data

Category
inferred
Tonnes
60605000
Grade
2.4
Grade Unit
g/t
Contained Metal
4811
Contained Unit
koz
Cutoff Grade
0.1
Cutoff Unit
g/t Au Eq

Prior Estimate

Resource Date
2026-10-01

Metal Equivalent

Metal Eq. Grade
1230
Metal Eq. Unit
koz AuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-10-14T00:00:00.000Z

Reasoning: The total Inferred gold resource of 60.605 Mt at 0.59 g/t Au provides significant exploration upside but has lower confidence. (Expanded from multi-commodity resource table for completeness.)

Negative factors

  • Total Inferred resource category is speculative and cannot support economic studies alone.

Evidence · table

“2.40”

Context: 60,605

Tags used in scoring

Inferred Resourcenegative

Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.

Why it applies: category is "inferred"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

PEA-Supportingneutral

Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.

Why it applies: the release names the study this estimate supports

Metallurgical Results (2)

heap leachSanta Fe Mine · goldRecovery: 45 %View all details
Link to this fact

Identity

Project
Santa Fe Mine
Commodity
gold
Region
usa_nv
Reported Region
Nevada
Ticker
LG.V

Test Work

Program Status
scoping
Test Type
heap leach
Processing Route
crush, heap leach, ADR plant, smelting
Sample
York Transition

Recovery

Recovery
45 %
Recovery Basis
actual_test

Lab

Consultant
Kappes, Cassiday & Associates

Review

Needs Review
No
Historical
No

Dates

Event date
2026-10-14T00:00:00.000Z

Reasoning: Gold recovery of 45% for York Transition material is relatively low, indicating potential processing challenges for this ore type.

Negative factors

  • Recovery of 45% for transition material is on the lower side for heap leaching.

Evidence · table

“45%”

Context: York Transition

Tags used in scoring

Heap Leach Routeneutral

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

Why it applies: processing_route matches the heap_leach signal

heap leachSanta Fe Mine · silverRecovery: 0 %View all details
Link to this fact

Identity

Project
Santa Fe Mine
Commodity
silver
Region
usa_nv
Reported Region
Nevada
Ticker
LG.V

Test Work

Program Status
scoping
Test Type
heap leach
Processing Route
crush, heap leach, ADR plant, smelting
Sample
York Transition

Recovery

Recovery
0 %
Recovery Basis
actual_test

Lab

Consultant
Kappes, Cassiday & Associates

Review

Needs Review
No
Historical
No

Dates

Event date
2026-10-14T00:00:00.000Z

Reasoning: Zero silver recovery for York Transition material is a significant negative, indicating that silver is not recoverable via heap leaching from this ore type.

Negative factors

  • Zero silver recovery indicates no economic silver extraction from this material via heap leaching.

Evidence · table

“0%”

Context: York Transition

Tags used in scoring

Heap Leach Routeneutral

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

Why it applies: processing_route matches the heap_leach signal

Low Recoverynegative

Recovery below the weak band for the commodity and processing route.

Why it applies: 0% is below the weak band (75%)

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.