Lahontan Drills 91m Grading 0.43 g/t Au Oxide at Calvada, Discovers New Gold Zone at Slab West

Original announcement by tmx on

Company
Lahontan Gold Corp.
Ticker
LG
Exchange
TSX
Region
Nevada
Primary commodity
Gold
Secondary commodities
Silver
Document categories
Drill results, Other
Extracted
2026-09-18 06:38:55 UTC

Analysis by Minestarters Atlas

Minestarters Atlas analysis

Summary

Lahontan Gold Corp. has announced significant drill results from its 2026 program at the Santa Fe Mine Project in Nevada. The program includes the discovery of a new, unconstrained gold mineralization zone at Slab West and geotechnical drilling at Calvada that intercepted gold below the existing pit shell.

Reasoning: The announcement reports a genuine discovery of a new mineralized zone (Slab West) and significant geotechnical/resource-extension intercepts at Calvada, both of which provide high novelty and expansion potential for the Santa Fe Mine Project.

Positive factors

  • Discovery of a new gold zone (Slab West) that is unconstrained in all directions
  • Drilling at Calvada confirmed mineralization below the current resource pit shell
  • Robust QA/QC protocols disclosed including CRM and blanks
  • Significant RC drilling results at Slab West

Facts used in scoring: 4

Classification and evidence

Step-Out Extensionpositive

Mineralization extended beyond the previously known limit.

Why it applies: Mineralization at Calvada was found below the current resource pit shell.

Evidence · text

“cut 90.8 metres (194.2 – 285.0 m) grading 0.44 g/t Au Eq oxide near the bottom and below the current resource pit shell”

QA/QC Disclosedpositive

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

Why it applies: Release includes detailed QA/QC protocols, including CRM insertion rates and laboratory names.

Evidence · text

“Lahontan conducts an industry standard QA/QC program for its core and RC drilling programs.”

Nearology Playneutral

Value premise rests on proximity to a known deposit rather than own results.

Why it applies: The Slab West discovery is located west of the existing Slab open pit resource.

Evidence · text

“discovered a previously unrecognized zone of gold mineralization located west of the Slab open pit”

Extracted facts

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

Drill Results (4)

CAL26-02CSanta Fe Mine · goldGrade: 0.44Grade Unit: g/tIntercept: 90.8 mView all details
Link to this fact

Identity

Hole ID
CAL26-02C
Project
Santa Fe Mine
Commodity
gold
Region
usa_nv
Reported Region
usa_nv
Ticker
LG

Geometry

Grade
0.44
Grade Unit
g/t
Intercept
90.8 m
From
194.2 m
To
285 m
Intercept Depth
194.2 m

Classification

Sample Type
drill
Group ID
CAL26-02C:194.2-285
Mining Method
open_pit

Location

Location
Calvada
Loc. Source
document

QA/QC

Laboratory
American Assay Laboratories (AAL)
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Metal Eq. Grade
0.44
Metal Eq. Unit
g/t Au Eq
Assumptions Disclosed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-06-09T00:00:00.000Z

Reasoning: Significant width and depth extension below the current pit shell.

Positive factors

  • Intercept extends below the current resource pit shell

Evidence · text

“CAL26-02C... cut 90.8 metres (194.2 – 285.0 m) grading 0.44 g/t Au Eq oxide”

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

CAL26-02CSanta Fe Mine · goldGrade: 1.22Grade Unit: g/tIntercept: 12.3 mView all details
Link to this fact

Identity

Hole ID
CAL26-02C
Project
Santa Fe Mine
Commodity
gold
Region
usa_nv
Reported Region
usa_nv
Ticker
LG

Geometry

Grade
1.22
Grade Unit
g/t
Intercept
12.3 m
From
212.4 m
To
223.7 m
Intercept Depth
212.4 m

Classification

Sample Type
drill
Group ID
CAL26-02C:212.4-223.7
Mining Method
open_pit

Location

Location
Calvada
Loc. Source
document

QA/QC

Laboratory
American Assay Laboratories (AAL)
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Metal Eq. Grade
1.22
Metal Eq. Unit
g/t Au Eq
Assumptions Disclosed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-06-09T00:00:00.000Z

Reasoning: High-grade sub-interval within the Calvada hole.

Positive factors

  • High-grade interval within a larger intercept

Evidence · text

“12.3 metre interval (212.4 -223.7 m) of high-grade material: 1.22 g/t Au Eq”

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

CAL26-03RSanta Fe Mine · goldGrade: 0.34Grade Unit: g/tIntercept: 35 mView all details
Link to this fact

Identity

Hole ID
CAL26-03R
Project
Santa Fe Mine
Commodity
gold
Region
usa_nv
Reported Region
usa_nv
Ticker
LG

Geometry

Grade
0.34
Grade Unit
g/t
Intercept
35 m
From
164.6 m
To
199.6 m
Intercept Depth
164.6 m

Classification

Sample Type
drill
Group ID
CAL26-03R:164.6-199.6
Mining Method
open_pit

Location

Location
Slab West
Loc. Source
document

QA/QC

Laboratory
American Assay Laboratories (AAL)
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Metal Eq. Grade
0.34
Metal Eq. Unit
g/t Au Eq
Assumptions Disclosed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-06-09T00:00:00.000Z

Reasoning: Significant width in a new discovery zone.

Positive factors

  • Part of a new discovery zone

Evidence · text

“35.0 metres grading 0.34 g/t Au Eq (CAL26-03R; 164.6 – 199.6 m)”

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

CAL26-01RSanta Fe Mine · goldGrade: 0.26Grade Unit: g/tIntercept: 61 mView all details
Link to this fact

Identity

Hole ID
CAL26-01R
Project
Santa Fe Mine
Commodity
gold
Region
usa_nv
Reported Region
usa_nv
Ticker
LG

Geometry

Grade
0.26
Grade Unit
g/t
Intercept
61 m
From
184.4 m
To
245.4 m
Intercept Depth
184.4 m

Classification

Sample Type
drill
Group ID
CAL26-01R:184.4-245.4
Mining Method
open_pit

Location

Location
Slab West
Loc. Source
document

QA/QC

Laboratory
American Assay Laboratories (AAL)
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Metal Eq. Grade
0.26
Metal Eq. Unit
g/t Au Eq
Assumptions Disclosed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-06-09T00:00:00.000Z

Reasoning: Wide intercept contributing to the Slab West discovery.

Positive factors

  • Significant width in a new discovery zone

Evidence · text

“61.0 metres grading 0.26 g/t Au Eq (CAL26-01R; 184.4 – 245.4 m)”

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.