Hemlo Mining Corp. Reports Second Quarter 2026 Financial and Operating Results

Original announcement by tmx on

Company
Hemlo Mining Corp.
Ticker
HMMC
Exchange
TSX
Region
Ontario
Primary commodity
Gold
Secondary commodities
None reported
Document categories
Resource update, Production, Drill results
Extracted
2026-09-12 06:34:47 UTC

Analysis by Minestarters Atlas

Minestarters Atlas analysis

Summary

Hemlo Mining Corp. reported its second quarter 2026 financial and operating results, with attributable gold production of 25,188 ounces and net income of $31.0 million. The company announced a significant update to its Mineral Resource Estimate, showing a 34% increase in Measured & Indicated gold resources to 4.8 million ounces. Operational metrics improved during the quarter, positioning the business for future production increases, despite a temporary dip in processed grades and higher unit costs due to planned sequencing changes and a crusher rebuild. Additionally, initial growth drilling results from the South-Rim Zone returned high-grade intercepts.

Reasoning: The company reported mixed Q2 operating results with lower production and higher unit costs due to planned operational transitions, but highlighted significant MRE growth and strong exploration drill results, alongside improved underlying operational metrics and safety performance.

Positive factors

  • Significant increase in Measured & Indicated Mineral Resources (+34% or 1.2 Moz gold)
  • Strong drill intercepts from growth drilling program, including bonanza grades
  • Operational metrics improved during the quarter (development metres +42%, longhole drilling +65%)
  • Achieved three consecutive years without a lost-time injury
  • Successful transition to owner-operator model

Negative factors

  • Q2 attributable gold production decreased compared to Q1 due to planned crusher rebuild and mining sequence changes
  • Lower average mill feed grades in Q2 compared to Q1
  • Increased unit costs (cash cost and AISC per ounce sold) in Q2 compared to Q1

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

Facts used in scoring: 26

Classification and evidence

Tonnage Growthpositive

Tonnage increase reaching the strong tier vs prior estimate, with grade maintained or improved.

Why it applies: The updated MRE shows a 34% increase in Measured & Indicated Mineral Resources (100% basis) to 96.9 million tonnes.

Evidence · text

“M&I Mineral Resources (100% basis) of 96.9 million tonnes ("Mt") at 1.55 g/t Au for 4.8 million ounces ("Moz") of gold; represents an increase of 1.2 Moz, or +34%, compared to the 2025 Report.”

Contained Metal Growthpositive

True scale improvement — contained metal ounces/tonnes increased vs prior, accounting for both tonnage and grade changes.

Why it applies: The updated MRE reports 4.8 million ounces of gold in M&I resources, representing an increase of 1.2 Moz, or +34%, compared to the 2025 Report.

Evidence · text

“M&I Mineral Resources (100% basis) of 96.9 million tonnes ("Mt") at 1.55 g/t Au for 4.8 million ounces ("Moz") of gold; represents an increase of 1.2 Moz, or +34%, compared to the 2025 Report.”

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: The Mineral Resource Estimate was prepared by Mr. Brian Hartman (P. Geo.) of SLR Consulting (Canada) Ltd., who is a Qualified Person.

Evidence · text

“The qualified person ("QP") responsible for this Mineral Resource Estimate is Mr. Brian Hartman (P. Geo.) of SLR Consulting (Canada) Ltd.”

NI 43-101 Compliantpositive

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

Why it applies: The updated MRE is presented in compliance with National Instrument 43-101, Standards of Disclosure for Mineral Projects.

Evidence · text

“Announced an updated Mineral Resource Estimate ("MRE") demonstrating a 34% increase from the 2025 National Instrument 43-101, Standards of Disclosure for Mineral Projects ("NI 43-101") Technical Report”

Resource Updateneutral

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

Why it applies: The company announced an updated Mineral Resource Estimate for the Hemlo Mine, incorporating additional drilling and updated assumptions.

Evidence · text

“In June 2026, the Company announced an updated MRE for the Hemlo Mine which incorporated additional drilling completed since the last MRE in the 2025 Report, as well as updated underlying assumptions to reflect current metal prices.”

Bonanza Interceptpositive

Exceptionally high-grade zone, well above the deposit-type norm.

Why it applies: Hole 7652606 intersected 59.67 g/t Au over 2.0 metres, which is an exceptionally high-grade zone.

Evidence · text

“Hole 7652606 intersected 16.07 g/t Au over 8.1 metres, including 59.67 g/t Au over 2.0 metres”

Step-Out Extensionpositive

Mineralization extended beyond the previously known limit.

Why it applies: The reported drill results are from the 'Growth Drilling' component, which is testing new mineralized zones outside the current mineral resource footprint, specifically in the newly recognized South-Rim Zone.

Evidence · text

“Growth Drilling (30,000 metres): Testing new mineralized zones outside the current mineral resource footprint across four priority targets... During the second quarter of 2026, the Company announced the first results from the Growth Drilling component of its 2026 exploration program, focused on the South-Rim Zone – a newly recognized high-grade mineralized domain”

Apparent Width Onlynegative

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

Why it applies: The drill intercepts are given as downhole widths (e.g., '8.1 metres') with no true width or drill orientation information provided in this document.

Evidence · text

“Hole 7652606 intersected 16.07 g/t Au over 8.1 metres”

Extracted facts

Stored fact records: 23. Some facts used in scoring do not have a stored record.

Drill Results (6)

7652606Hemlo Mine · goldGrade: 16.07Grade Unit: g/tIntercept: 8.1 mView all details
Link to this fact

Identity

Hole ID
7652606
Project
Hemlo Mine
Commodity
gold
Region
canada_on
Reported Region
canada_on
Ticker
HMMC

Geometry

Grade
16.07
Grade Unit
g/t
Intercept
8.1 m

Classification

Deposit Type
orogenic
Program
exploration
Sample Type
drill

Location

Location
South-Rim Zone
Loc. Source
document

QA/QC

QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-08-11T00:00:00.000Z

Reasoning: This intercept represents an exceptional high-grade and good-width result from a new exploration zone, indicating strong potential.

Positive factors

  • Exceptional grade (16.07 g/t Au) for orogenic gold deposit
  • Strong intercept length (8.1 m)
  • Grade-width product (130.17 g/t*m) is exceptional
  • Intercept is part of a newly recognized high-grade mineralized domain

Negative factors

  • True width not stated

Evidence · text

“Hole 7652606 intersected 16.07 g/t Au over 8.1 metres”

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

7652606Hemlo Mine · goldGrade: 59.67Grade Unit: g/tIntercept: 2 mView all details
Link to this fact

Identity

Hole ID
7652606
Project
Hemlo Mine
Commodity
gold
Region
canada_on
Reported Region
canada_on
Ticker
HMMC

Geometry

Grade
59.67
Grade Unit
g/t
Intercept
2 m

Classification

Deposit Type
orogenic
Program
exploration
Sample Type
drill

Location

Location
South-Rim Zone
Loc. Source
document

QA/QC

QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-08-11T00:00:00.000Z

Reasoning: This sub-interval is a bonanza-grade intercept, significantly enhancing the prospectivity of the new South-Rim Zone.

Positive factors

  • Bonanza grade (59.67 g/t Au) for orogenic gold deposit
  • Grade-width product (119.34 g/t*m) is exceptional
  • Intercept is part of a newly recognized high-grade mineralized domain

Negative factors

  • True width not stated

Evidence · text

“including 59.67 g/t Au over 2.0 metres”

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

7652603Hemlo Mine · goldGrade: 5.79Grade Unit: g/tIntercept: 11 mView all details
Link to this fact

Identity

Hole ID
7652603
Project
Hemlo Mine
Commodity
gold
Region
canada_on
Reported Region
canada_on
Ticker
HMMC

Geometry

Grade
5.79
Grade Unit
g/t
Intercept
11 m

Classification

Deposit Type
orogenic
Program
exploration
Sample Type
drill

Location

Location
South-Rim Zone
Loc. Source
document

QA/QC

QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-08-11T00:00:00.000Z

Reasoning: This intercept shows strong grade and width from a new exploration zone, indicating good potential.

Positive factors

  • Strong grade (5.79 g/t Au) for orogenic gold deposit
  • Strong intercept length (11.0 m)
  • Grade-width product (63.69 g/t*m) is strong
  • Intercept is part of a newly recognized high-grade mineralized domain

Negative factors

  • True width not stated

Evidence · text

“Hole 7652603 intersected 5.79 g/t Au over 11.0 metres”

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

7652603Hemlo Mine · goldGrade: 38.4Grade Unit: g/tIntercept: 0.9 mView all details
Link to this fact

Identity

Hole ID
7652603
Project
Hemlo Mine
Commodity
gold
Region
canada_on
Reported Region
canada_on
Ticker
HMMC

Geometry

Grade
38.4
Grade Unit
g/t
Intercept
0.9 m

Classification

Deposit Type
orogenic
Program
exploration
Sample Type
drill

Location

Location
South-Rim Zone
Loc. Source
document

QA/QC

QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-08-11T00:00:00.000Z

Reasoning: This sub-interval is a bonanza-grade intercept, further highlighting the high-grade nature of the South-Rim Zone.

Positive factors

  • Bonanza grade (38.40 g/t Au) for orogenic gold deposit
  • Grade-width product (34.56 g/t*m) is moderate
  • Intercept is part of a newly recognized high-grade mineralized domain

Negative factors

  • True width not stated

Evidence · text

“including 38.40 g/t Au over 0.9 metres”

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

7652604Hemlo Mine · goldGrade: 6.04Grade Unit: g/tIntercept: 4.8 mView all details
Link to this fact

Identity

Hole ID
7652604
Project
Hemlo Mine
Commodity
gold
Region
canada_on
Reported Region
canada_on
Ticker
HMMC

Geometry

Grade
6.04
Grade Unit
g/t
Intercept
4.8 m

Classification

Deposit Type
orogenic
Program
exploration
Sample Type
drill

Location

Location
South-Rim Zone
Loc. Source
document

QA/QC

QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-08-11T00:00:00.000Z

Reasoning: This intercept shows strong grade and moderate width from a new exploration zone, indicating good potential.

Positive factors

  • Strong grade (6.04 g/t Au) for orogenic gold deposit
  • Moderate intercept length (4.8 m)
  • Grade-width product (29.0 g/t*m) is moderate
  • Intercept is part of a newly recognized high-grade mineralized domain

Negative factors

  • True width not stated

Evidence · text

“Hole 7652604 intersected 6.04 g/t Au over 4.8 metres”

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

7652604Hemlo Mine · goldGrade: 36.2Grade Unit: g/tIntercept: 0.6 mView all details
Link to this fact

Identity

Hole ID
7652604
Project
Hemlo Mine
Commodity
gold
Region
canada_on
Reported Region
canada_on
Ticker
HMMC

Geometry

Grade
36.2
Grade Unit
g/t
Intercept
0.6 m

Classification

Deposit Type
orogenic
Program
exploration
Sample Type
drill

Location

Location
South-Rim Zone
Loc. Source
document

QA/QC

QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-08-11T00:00:00.000Z

Reasoning: This sub-interval is a bonanza-grade intercept, further highlighting the high-grade nature of the South-Rim Zone.

Positive factors

  • Bonanza grade (36.20 g/t Au) for orogenic gold deposit
  • Grade-width product (21.72 g/t*m) is moderate
  • Intercept is part of a newly recognized high-grade mineralized domain

Negative factors

  • True width not stated

Evidence · text

“including 36.20 g/t Au over 0.6 metres”

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

Resource Estimates (17)

indicatedHemlo Mine · goldTonnes: 71923000Grade: 0.87Grade Unit: g/tContained Metal: 2009Contained Unit: koz auView all details
Link to this fact

Identity

Project
Hemlo Mine
Commodity
gold
Region
canada_on
Reported Region
Ontario
Ticker
HMMC

Resource scope

Estimate type
resource
Effective date
2025-12-31T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Mr. Brian Hartman
Resource group id
resource:434afcfade833a0a402f
Deposit or zone
Open Pit

Resource Data

Category
indicated
Tonnes
71923000
Grade
0.87
Grade Unit
g/t
Contained Metal
2009
Contained Unit
koz au
Cutoff Grade
0.28
Cutoff Unit
g/t

Prior Estimate

Resource Date
2025-12-31

Review

Needs Review
No
Historical
No

Dates

Event date
2026-08-11T00:00:00.000Z

Reasoning: The updated MRE shows a substantial Indicated resource for the open pit, contributing to the overall resource growth.

Positive factors

  • Significant Indicated resource tonnage for open pit
  • Open Pit M&I resources increased by 25% vs. 2025 Report

Evidence · table

“0.87”

Context: 71,923

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

inferredHemlo Mine · goldTonnes: 3988000Grade: 0.57Grade Unit: g/tContained Metal: 73Contained Unit: koz auView all details
Link to this fact

Identity

Project
Hemlo Mine
Commodity
gold
Region
canada_on
Reported Region
Ontario
Ticker
HMMC

Resource scope

Estimate type
resource
Effective date
2025-12-31T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Mr. Brian Hartman
Resource group id
resource:93f0cd25dd66941c077d
Deposit or zone
Open Pit

Resource Data

Category
inferred
Tonnes
3988000
Grade
0.57
Grade Unit
g/t
Contained Metal
73
Contained Unit
koz au
Cutoff Grade
0.28
Cutoff Unit
g/t

Prior Estimate

Resource Date
2025-12-31

Review

Needs Review
No
Historical
No

Dates

Event date
2026-08-11T00:00:00.000Z

Reasoning: The open pit inferred resource is relatively small and saw a decrease compared to the previous estimate.

Negative factors

  • Open Pit Inferred resources decreased by 17% vs. 2025 Report

Evidence · table

“0.57”

Context: 3,988

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

measuredHemlo Mine · goldTonnes: 5095000Grade: 3.4Grade Unit: g/tContained Metal: 557Contained Unit: koz auView all details
Link to this fact

Identity

Project
Hemlo Mine
Commodity
gold
Region
canada_on
Reported Region
Ontario
Ticker
HMMC

Resource scope

Estimate type
resource
Effective date
2025-12-31T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Mr. Brian Hartman
Resource group id
resource:28e0445e7bb0974c709f
Deposit or zone
Underground (ex. Interlake)

Resource Data

Category
measured
Tonnes
5095000
Grade
3.4
Grade Unit
g/t
Contained Metal
557
Contained Unit
koz au
Cutoff Grade
1.8
Cutoff Unit
g/t

Prior Estimate

Resource Date
2025-12-31

Review

Needs Review
No
Historical
No

Dates

Event date
2026-08-11T00:00:00.000Z

Reasoning: This Measured resource provides a high-confidence base for underground operations.

Positive factors

  • High confidence Measured resource with good grade for underground mining

Evidence · table

“3.40”

Context: 5,095

Tags used in scoring

Measured Resourcepositive

Highest confidence category — tonnage, grade, shape well-established from closely-spaced drilling. Basis for Proven Reserves.

Why it applies: category is "measured"

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

indicatedHemlo Mine · goldTonnes: 13676000Grade: 3.42Grade Unit: g/tContained Metal: 1502Contained Unit: koz auView all details
Link to this fact

Identity

Project
Hemlo Mine
Commodity
gold
Region
canada_on
Reported Region
Ontario
Ticker
HMMC

Resource scope

Estimate type
resource
Effective date
2025-12-31T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Mr. Brian Hartman
Resource group id
resource:a59fdd4a343c569e5858
Deposit or zone
Underground (ex. Interlake)

Resource Data

Category
indicated
Tonnes
13676000
Grade
3.42
Grade Unit
g/t
Contained Metal
1502
Contained Unit
koz au
Cutoff Grade
1.8
Cutoff Unit
g/t

Prior Estimate

Resource Date
2025-12-31

Review

Needs Review
No
Historical
No

Dates

Event date
2026-08-11T00:00:00.000Z

Reasoning: This Indicated resource adds significant confidence and scale to the underground potential.

Positive factors

  • Substantial Indicated resource with good grade for underground mining

Evidence · table

“3.42”

Context: 13,676

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

inferredHemlo Mine · goldTonnes: 5810000Grade: 2.81Grade Unit: g/tContained Metal: 525Contained Unit: koz auView all details
Link to this fact

Identity

Project
Hemlo Mine
Commodity
gold
Region
canada_on
Reported Region
Ontario
Ticker
HMMC

Resource scope

Estimate type
resource
Effective date
2025-12-31T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Mr. Brian Hartman
Resource group id
resource:0dc50af6b6af5115d3a7
Deposit or zone
Underground (ex. Interlake)

Resource Data

Category
inferred
Tonnes
5810000
Grade
2.81
Grade Unit
g/t
Contained Metal
525
Contained Unit
koz au
Cutoff Grade
1.8
Cutoff Unit
g/t

Prior Estimate

Resource Date
2025-12-31

Review

Needs Review
No
Historical
No

Dates

Event date
2026-08-11T00:00:00.000Z

Reasoning: This Inferred resource provides future exploration and conversion potential for underground operations.

Positive factors

  • Underground Inferred resources increased by 48% vs. 2025 Report

Evidence · table

“2.81”

Context: 5,810

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

measuredHemlo Mine · goldTonnes: 2085000Grade: 4.1Grade Unit: g/tContained Metal: 275Contained Unit: koz auView all details
Link to this fact

Identity

Project
Hemlo Mine
Commodity
gold
Region
canada_on
Reported Region
Ontario
Ticker
HMMC

Resource scope

Estimate type
resource
Effective date
2025-12-31T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Mr. Brian Hartman
Resource group id
resource:82badedcd88d8e7fe782
Deposit or zone
Interlake Claims

Resource Data

Category
measured
Tonnes
2085000
Grade
4.1
Grade Unit
g/t
Contained Metal
275
Contained Unit
koz au
Cutoff Grade
1.8
Cutoff Unit
g/t

Prior Estimate

Resource Date
2025-12-31

Review

Needs Review
No
Historical
No

Dates

Event date
2026-08-11T00:00:00.000Z

Reasoning: The Interlake Claims contribute high-grade Measured resources, enhancing overall confidence.

Positive factors

  • High-grade Measured resource for Interlake Claims

Evidence · table

“4.10”

Context: 2,085

Tags used in scoring

Measured Resourcepositive

Highest confidence category — tonnage, grade, shape well-established from closely-spaced drilling. Basis for Proven Reserves.

Why it applies: category is "measured"

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

indicatedHemlo Mine · goldTonnes: 4087000Grade: 3.8Grade Unit: g/tContained Metal: 499Contained Unit: koz auView all details
Link to this fact

Identity

Project
Hemlo Mine
Commodity
gold
Region
canada_on
Reported Region
Ontario
Ticker
HMMC

Resource scope

Estimate type
resource
Effective date
2025-12-31T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Mr. Brian Hartman
Resource group id
resource:49d42e1433bd596bdc1e
Deposit or zone
Interlake Claims

Resource Data

Category
indicated
Tonnes
4087000
Grade
3.8
Grade Unit
g/t
Contained Metal
499
Contained Unit
koz au
Cutoff Grade
1.8
Cutoff Unit
g/t

Prior Estimate

Resource Date
2025-12-31

Review

Needs Review
No
Historical
No

Dates

Event date
2026-08-11T00:00:00.000Z

Reasoning: The Interlake Claims contribute high-grade Indicated resources, adding to the overall resource base.

Positive factors

  • High-grade Indicated resource for Interlake Claims

Evidence · table

“3.80”

Context: 4,087

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

inferredHemlo Mine · goldTonnes: 2330000Grade: 3.58Grade Unit: g/tContained Metal: 268Contained Unit: koz auView all details
Link to this fact

Identity

Project
Hemlo Mine
Commodity
gold
Region
canada_on
Reported Region
Ontario
Ticker
HMMC

Resource scope

Estimate type
resource
Effective date
2025-12-31T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Mr. Brian Hartman
Resource group id
resource:add2d3489b7a50889bd8
Deposit or zone
Interlake Claims

Resource Data

Category
inferred
Tonnes
2330000
Grade
3.58
Grade Unit
g/t
Contained Metal
268
Contained Unit
koz au
Cutoff Grade
1.8
Cutoff Unit
g/t

Prior Estimate

Resource Date
2025-12-31

Review

Needs Review
No
Historical
No

Dates

Event date
2026-08-11T00:00:00.000Z

Reasoning: The Interlake Claims contribute high-grade Inferred resources, providing future potential.

Positive factors

  • Good grade for Inferred resource at Interlake Claims

Evidence · table

“3.58”

Context: 2,330

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

measuredHemlo Mine · goldTonnes: 7180000Grade: 3.6Grade Unit: g/tContained Metal: 832Contained Unit: koz auView all details
Link to this fact

Identity

Project
Hemlo Mine
Commodity
gold
Region
canada_on
Reported Region
Ontario
Ticker
HMMC

Resource scope

Estimate type
resource
Effective date
2025-12-31T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Mr. Brian Hartman
Resource group id
resource:4c299ca15c4d4a78719f
Deposit or zone
Total Underground

Resource Data

Category
measured
Tonnes
7180000
Grade
3.6
Grade Unit
g/t
Contained Metal
832
Contained Unit
koz au
Cutoff Grade
1.8
Cutoff Unit
g/t

Prior Estimate

Resource Date
2025-12-31

Review

Needs Review
No
Historical
No

Dates

Event date
2026-08-11T00:00:00.000Z

Reasoning: The total underground Measured resource provides a strong, high-confidence base for future mining.

Positive factors

  • Substantial Measured resource for total underground operations

Evidence · table

“3.60”

Context: 7,180

Tags used in scoring

Measured Resourcepositive

Highest confidence category — tonnage, grade, shape well-established from closely-spaced drilling. Basis for Proven Reserves.

Why it applies: category is "measured"

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

indicatedHemlo Mine · goldTonnes: 17763000Grade: 3.5Grade Unit: g/tContained Metal: 2000Contained Unit: koz auView all details
Link to this fact

Identity

Project
Hemlo Mine
Commodity
gold
Region
canada_on
Reported Region
Ontario
Ticker
HMMC

Resource scope

Estimate type
resource
Effective date
2025-12-31T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Mr. Brian Hartman
Resource group id
resource:39b53c0278504820b525
Deposit or zone
Total Underground

Resource Data

Category
indicated
Tonnes
17763000
Grade
3.5
Grade Unit
g/t
Contained Metal
2000
Contained Unit
koz au
Cutoff Grade
1.8
Cutoff Unit
g/t

Prior Estimate

Resource Date
2025-12-31

Review

Needs Review
No
Historical
No

Dates

Event date
2026-08-11T00:00:00.000Z

Reasoning: The total underground Indicated resource adds substantial scale and confidence to the project.

Positive factors

  • Significant Indicated resource for total underground operations
  • Underground M&I resources increased by 40% vs. 2025 Report

Evidence · table

“3.50”

Context: 17,763

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

inferredHemlo Mine · goldTonnes: 8140000Grade: 3.03Grade Unit: g/tContained Metal: 793Contained Unit: koz auView all details
Link to this fact

Identity

Project
Hemlo Mine
Commodity
gold
Region
canada_on
Reported Region
Ontario
Ticker
HMMC

Resource scope

Estimate type
resource
Effective date
2025-12-31T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Mr. Brian Hartman
Resource group id
resource:a7fe0059fc75dfe9cab3
Deposit or zone
Total Underground

Resource Data

Category
inferred
Tonnes
8140000
Grade
3.03
Grade Unit
g/t
Contained Metal
793
Contained Unit
koz au
Cutoff Grade
1.8
Cutoff Unit
g/t

Prior Estimate

Resource Date
2025-12-31

Review

Needs Review
No
Historical
No

Dates

Event date
2026-08-11T00:00:00.000Z

Reasoning: The total underground Inferred resource provides substantial future exploration and conversion potential.

Positive factors

  • Significant Inferred resource for total underground operations

Evidence · table

“3.03”

Context: 8,140

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

measuredHemlo Mine · goldTonnes: 7180000Grade: 3.6Grade Unit: g/tContained Metal: 832Contained Unit: koz auView all details
Link to this fact

Identity

Project
Hemlo Mine
Commodity
gold
Region
canada_on
Reported Region
Ontario
Ticker
HMMC

Resource scope

Estimate type
resource
Effective date
2025-12-31T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Mr. Brian Hartman
Resource group id
resource:4f0b06be5048b9f92854
Deposit or zone
Total

Resource Data

Category
measured
Tonnes
7180000
Grade
3.6
Grade Unit
g/t
Contained Metal
832
Contained Unit
koz au

Prior Estimate

Resource Date
2025-12-31

Review

Needs Review
No
Historical
No

Dates

Event date
2026-08-11T00:00:00.000Z

Reasoning: The total Measured resource provides a strong, high-confidence foundation for the project.

Positive factors

  • High confidence Measured resource contributing to overall resource base

Evidence · table

“3.60”

Context: 7,180

Tags used in scoring

Measured Resourcepositive

Highest confidence category — tonnage, grade, shape well-established from closely-spaced drilling. Basis for Proven Reserves.

Why it applies: category is "measured"

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was 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

indicatedHemlo Mine · goldTonnes: 89686000Grade: 1.39Grade Unit: g/tContained Metal: 4009Contained Unit: koz auView all details
Link to this fact

Identity

Project
Hemlo Mine
Commodity
gold
Region
canada_on
Reported Region
Ontario
Ticker
HMMC

Resource scope

Estimate type
resource
Effective date
2025-12-31T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Mr. Brian Hartman
Resource group id
resource:77291afd6cbd0e77548f
Deposit or zone
Total

Resource Data

Category
indicated
Tonnes
89686000
Grade
1.39
Grade Unit
g/t
Contained Metal
4009
Contained Unit
koz au

Prior Estimate

Resource Date
2025-12-31

Review

Needs Review
No
Historical
No

Dates

Event date
2026-08-11T00:00:00.000Z

Reasoning: The total Indicated resource represents a significant and confident resource base for the project.

Positive factors

  • Very large Indicated resource base
  • Total M&I Mineral Resources increased by 34% or 1.2 Moz gold vs. 2025 Report

Evidence · table

“1.39”

Context: 89,686

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 Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was 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

inferredHemlo Mine · goldTonnes: 12128000Grade: 2.22Grade Unit: g/tContained Metal: 866Contained Unit: koz auView all details
Link to this fact

Identity

Project
Hemlo Mine
Commodity
gold
Region
canada_on
Reported Region
Ontario
Ticker
HMMC

Resource scope

Estimate type
resource
Effective date
2025-12-31T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Mr. Brian Hartman
Resource group id
resource:18ea57c3e4394794da48
Deposit or zone
Total

Resource Data

Category
inferred
Tonnes
12128000
Grade
2.22
Grade Unit
g/t
Contained Metal
866
Contained Unit
koz au

Prior Estimate

Resource Date
2025-12-31

Review

Needs Review
No
Historical
No

Dates

Event date
2026-08-11T00:00:00.000Z

Reasoning: The total Inferred resource provides substantial future exploration and conversion potential for the project.

Positive factors

  • Significant Inferred resource base
  • Total Inferred Mineral Resources increased by 39% or 242,000 oz vs. 2025 Report

Evidence · table

“2.22”

Context: 12,128

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 Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was 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

measuredHemlo Mine · goldTonnes: 6137000Grade: 3.52Grade Unit: g/tContained Metal: 694Contained Unit: koz auView all details
Link to this fact

Identity

Project
Hemlo Mine
Commodity
gold
Region
canada_on
Reported Region
Ontario
Ticker
HMMC

Resource scope

Estimate type
resource
Effective date
2025-12-31T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Mr. Brian Hartman
Resource group id
resource:0896b1d665af529a2df2
Deposit or zone
Total Attributable
Resource basis
attributable

Resource Data

Category
measured
Tonnes
6137000
Grade
3.52
Grade Unit
g/t
Contained Metal
694
Contained Unit
koz au

Prior Estimate

Resource Date
2025-12-31

Review

Needs Review
No
Historical
No

Dates

Event date
2026-08-11T00:00:00.000Z

Reasoning: The attributable Measured resource provides a strong, high-confidence foundation for the company's share of the project.

Positive factors

  • High confidence attributable Measured resource

Evidence · table

“3.52”

Context: 6,137

Tags used in scoring

Measured Resourcepositive

Highest confidence category — tonnage, grade, shape well-established from closely-spaced drilling. Basis for Proven Reserves.

Why it applies: category is "measured"

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was 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

indicatedHemlo Mine · goldTonnes: 87643000Grade: 1.33Grade Unit: g/tContained Metal: 3760Contained Unit: koz auView all details
Link to this fact

Identity

Project
Hemlo Mine
Commodity
gold
Region
canada_on
Reported Region
Ontario
Ticker
HMMC

Resource scope

Estimate type
resource
Effective date
2025-12-31T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Mr. Brian Hartman
Resource group id
resource:a6df4340b873c0c48e17
Deposit or zone
Total Attributable
Resource basis
attributable

Resource Data

Category
indicated
Tonnes
87643000
Grade
1.33
Grade Unit
g/t
Contained Metal
3760
Contained Unit
koz au

Prior Estimate

Resource Date
2025-12-31

Review

Needs Review
No
Historical
No

Dates

Event date
2026-08-11T00:00:00.000Z

Reasoning: The attributable Indicated resource represents a significant and confident resource base for the company's share of the project.

Positive factors

  • Very large attributable Indicated resource base

Evidence · table

“1.33”

Context: 87,643

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 Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was 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

inferredHemlo Mine · goldTonnes: 10963000Grade: 2.08Grade Unit: g/tContained Metal: 732Contained Unit: koz auView all details
Link to this fact

Identity

Project
Hemlo Mine
Commodity
gold
Region
canada_on
Reported Region
Ontario
Ticker
HMMC

Resource scope

Estimate type
resource
Effective date
2025-12-31T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Mr. Brian Hartman
Resource group id
resource:96fd8b93118f6e8395f3
Deposit or zone
Total Attributable
Resource basis
attributable

Resource Data

Category
inferred
Tonnes
10963000
Grade
2.08
Grade Unit
g/t
Contained Metal
732
Contained Unit
koz au

Prior Estimate

Resource Date
2025-12-31

Review

Needs Review
No
Historical
No

Dates

Event date
2026-08-11T00:00:00.000Z

Reasoning: The attributable Inferred resource provides substantial future exploration and conversion potential for the company's share of the project.

Positive factors

  • Significant attributable Inferred resource base

Evidence · table

“2.08”

Context: 10,963

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 Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was 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

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.