Lahontan Provides Santa Fe Mine Development and Permitting Update, Grants Stock Options

Original announcement by tmx on

Company
Lahontan Gold Corp.
Ticker
LG
Exchange
TSX
Region
Nevada
Primary commodity
Gold
Secondary commodities
Silver
Document categories
Resource update, Permitting, Other
Extracted
2026-09-18 06:41:50 UTC

Analysis by Minestarters Atlas

Minestarters Atlas analysis

Summary

Lahontan Gold Corp. provided an update on the Santa Fe Mine in Nevada, noting that MRE modeling is well advanced with an update expected shortly. The company is also preparing a Preliminary Economic Assessment (PEA) for completion in September 2026 and remains fully funded into 2027.

Reasoning: The company is advancing multiple workstreams including an imminent MRE update and PEA, supported by a strong cash position and proactive permitting efforts.

Positive factors

  • Advanced MRE modeling in progress
  • Upcoming PEA expected in September
  • Fully funded into 2027
  • Proactive environmental baseline studies

Facts used in scoring: 4

Classification and evidence

NI 43-101 Compliantpositive

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

Why it applies: The document explicitly states the Indicated Mineral Resource is NI 43-101 compliant.

Evidence · text

“The Santa Fe Mine has a Canadian National Instrument 43-101 compliant Indicated Mineral Resource”

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: The company is currently modeling an updated MRE to be announced in the coming weeks.

Evidence · text

“An updated MRE is expected to be announced in the weeks ahead.”

Cut-off Disclosedpositive

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

Why it applies: Cut-off grades for oxide and non-oxide resources are clearly stated.

Evidence · text

“Mineral resources are reported using a cut-off grade of 0.15 g/t AuEq for oxide resources and 0.60 g/t AuEq for non-oxide resources.”

Extracted facts

Stored fact records: 4. Some facts used in scoring do not have a stored record.

Resource Estimates (4)

indicatedSanta Fe Mine · goldTonnes: 48393000Grade: 0.92Grade Unit: g/tContained Metal: 1539000Contained Unit: oz au eqView all details
Link to this fact

Identity

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

Resource scope

Estimate type
resource
Effective date
2024-12-10T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Brian J. Maher
Resource group id
resource:398377fa9312f4263e1a
Deposit or zone
Santa Fe Mine
Mining method
open_pit
Resource basis
gross

Resource Data

Category
indicated
Tonnes
48393000
Grade
0.92
Grade Unit
g/t
Contained Metal
1539000
Contained Unit
oz au eq
Cutoff Grade
0.15
Cutoff Unit
g/t AuEq

Metal Equivalent

Metal Eq. Grade
0.99
Metal Eq. Unit
g/t Au Eq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-05-20T00:00:00.000Z

Reasoning: Existing indicated resource provided as baseline context.

Evidence · text

“The Santa Fe Mine has a Canadian National Instrument 43-101 compliant Indicated Mineral Resource of 1,539,000 oz Au Eq (48,393,000 tonnes grading 0.92 g/t Au and 7.18 g/t Ag, together grading 0.99 g/t Au Eq)”

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

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

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: 48393000Grade: 7.18Grade Unit: g/tView all details
Link to this fact

Identity

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

Resource scope

Estimate type
resource
Effective date
2024-12-10T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Brian J. Maher
Resource group id
resource:398377fa9312f4263e1a
Deposit or zone
Santa Fe Mine
Mining method
open_pit
Resource basis
gross

Resource Data

Category
indicated
Tonnes
48393000
Grade
7.18
Grade Unit
g/t
Cutoff Grade
0.15
Cutoff Unit
g/t AuEq

Metal Equivalent

Metal Eq. Grade
0.99
Metal Eq. Unit
g/t Au Eq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-05-20T00:00:00.000Z

Reasoning: Secondary metal grade component of the indicated resource.

Evidence · text

“48,393,000 tonnes grading 0.92 g/t Au and 7.18 g/t Ag”

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

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

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: 16760000Grade: 0.74Grade Unit: g/tContained Metal: 411000Contained Unit: oz au eqView all details
Link to this fact

Identity

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

Resource scope

Estimate type
resource
Effective date
2024-12-10T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Brian J. Maher
Resource group id
resource:58f5d592f2120a7bc249
Deposit or zone
Santa Fe Mine
Mining method
open_pit
Resource basis
gross

Resource Data

Category
inferred
Tonnes
16760000
Grade
0.74
Grade Unit
g/t
Contained Metal
411000
Contained Unit
oz au eq
Cutoff Grade
0.6
Cutoff Unit
g/t AuEq

Metal Equivalent

Metal Eq. Grade
0.76
Metal Eq. Unit
g/t Au Eq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-05-20T00:00:00.000Z

Reasoning: Inferred resource component.

Evidence · text

“an Inferred Mineral Resource of 411,000 oz Au Eq (16,760,000 tonnes grading 0.74 g/t Au and 3.25 g/t Ag, together grading 0.76 g/t Au Eq)”

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

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

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: 16760000Grade: 3.25Grade Unit: g/tView all details
Link to this fact

Identity

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

Resource scope

Estimate type
resource
Effective date
2024-12-10T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Brian J. Maher
Resource group id
resource:58f5d592f2120a7bc249
Deposit or zone
Santa Fe Mine
Mining method
open_pit
Resource basis
gross

Resource Data

Category
inferred
Tonnes
16760000
Grade
3.25
Grade Unit
g/t
Cutoff Grade
0.6
Cutoff Unit
g/t AuEq

Metal Equivalent

Metal Eq. Grade
0.76
Metal Eq. Unit
g/t Au Eq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-05-20T00:00:00.000Z

Reasoning: Secondary metal grade component of the inferred resource.

Evidence · text

“16,760,000 tonnes grading 0.74 g/t Au and 3.25 g/t Ag”

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

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

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

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.