Exploration Expands the High-Grade Silver-Lead Cate-8 Vein Discovered in the Upper Area of the Mine

Original announcement by tmx on

Company
Bunker Hill Mining Corp.
Ticker
BNKR
Exchange
TSX
Region
Idaho
Primary commodity
Silver
Secondary commodities
Lead, Zinc
Document categories
Drill results, Other
Extracted
2026-09-15 14:50:21 UTC

Analysis by Minestarters Atlas

Minestarters Atlas analysis

Summary

Bunker Hill Mining Corp. has reported high-grade silver-equivalent intercepts from its Cate-8 Vein exploration program in Idaho. The results include an intercept of 15.5ft at 11.34 oz/t AgEq, supporting a conceptual exploration target with significant silver-lead potential near existing mine workings.

Reasoning: The drill results show high-grade silver-equivalent intercepts (up to 11.34 oz/t AgEq) in a new 'Hybrid-Type' vein system adjacent to existing mine infrastructure, representing a significant exploration success.

Positive factors

  • High-grade silver-equivalent intercepts
  • Proximity to existing mine development
  • Discovery of 'Hybrid-Type' mineralization with potential for scale
  • QA/QC protocols disclosed

Negative factors

  • Low core recovery in specific mineralized intervals (BHE26-03 and BHE26-04)
  • True width not yet determined for current intercepts

Facts used in scoring: 2

Classification and evidence

QA/QC Disclosedpositive

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

Why it applies: Release mentions insertion of blanks and standards and uses an ISO/IEC 17025 accredited lab.

Evidence · text

“The Company has implemented rigorous QA/QC protocols, including the insertion of blanks and standards in all sample batches.”

Apparent Width Onlynegative

Interval given as downhole width with no true width or drill orientation — apparent width may overstate true thickness.

Why it applies: Intercepts are reported as drilled length and the document explicitly states true thickness is unknown.

Evidence · text

“Intercepts listed are drilled length; true thickness is unknown from current data”

Extracted facts

Stored fact records: 2. Some facts used in scoring do not have a stored record.

Drill Results (2)

BHE26-02Cate-8 Vein · silverGrade: 173.6Grade Unit: g/tIntercept: 8.716 mView all details
Link to this fact

Identity

Hole ID
BHE26-02
Project
Cate-8 Vein
Commodity
silver
Region
usa_id
Reported Region
usa_id
Ticker
BNKR

Geometry

Grade
173.6
Grade Unit
g/t
Intercept
8.716 m

Classification

Sample Type
drill
Group ID
BHE26-02:0-8.716

QA/QC

QA/QC Disclosed
Yes
Lab Certified
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks

Metal Equivalent

Metal Eq. Grade
5.06
Metal Eq. Unit
oz AgEq per ton
Assumptions Disclosed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-06-01T00:00:00.000Z

Reasoning: Strong silver-equivalent intercept near existing development.

Positive factors

  • High grade AgEq

Negative factors

  • True width unknown

Evidence · text

“Drill Hole BHE26-02: 28.6ft length at 5.06 oz AgEq per ton (173.6 AgEq g/t)”

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

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: "(“ Bunker Hill” or the “ Company ”) ( TSX: BNKR | OTCQB: BHLL ) reports further successful results from the ongoing expl"

BHE26-03Cate-8 Vein · silverGrade: 388.79Grade Unit: g/tIntercept: 4.724 mView all details
Link to this fact

Identity

Hole ID
BHE26-03
Project
Cate-8 Vein
Commodity
silver
Region
usa_id
Reported Region
usa_id
Ticker
BNKR

Geometry

Grade
388.79
Grade Unit
g/t
Intercept
4.724 m

Classification

Sample Type
drill
Group ID
BHE26-03:0-4.724

QA/QC

QA/QC Disclosed
Yes
Lab Certified
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks

Metal Equivalent

Metal Eq. Grade
11.34
Metal Eq. Unit
oz AgEq per ton
Assumptions Disclosed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-06-01T00:00:00.000Z

Reasoning: Very high grade intercept, though core recovery is a significant technical concern.

Positive factors

  • Exceptional AgEq grade

Negative factors

  • Poor core recovery (~25%)
  • True width unknown

Evidence · text

“Drill Hole BHE26-03: 15.5ft length at 11.34 oz AgEq per ton (388.79 AgEq g/t)”

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

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: "(“ Bunker Hill” or the “ Company ”) ( TSX: BNKR | OTCQB: BHLL ) reports further successful results from the ongoing expl"

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.