Gold Terra Adds 595,000 Inferred Ounces within 5.1 Million Tonnes grading 3.64 g/t Au on the Con Mine Zone 103N in an Updated 2026 Mineral Resource Estimate, Yellowknife, NWT

Original announcement by tmx on

Company
Gold Terra Resource Corp.
Ticker
YGT
Exchange
TSX
Region
Yellowknife, NWT
Primary commodity
Gold
Secondary commodities
None reported
Document categories
Resource update
Extracted
2026-09-17 06:39:53 UTC

Analysis by Minestarters Atlas

Minestarters Atlas analysis

Summary

Gold Terra Resource Corp. announced an updated Mineral Resource Estimate for its Yellowknife Project, adding 595,000 inferred gold ounces at 3.64 g/t Au for the Zone 103N deposit. The 2026 MRE also includes updates for the Yellorex and Crestaurum deposits, resulting in a total inferred resource of 7.53 million tonnes at 3.69 g/t Au for 895,000 ounces and an indicated resource of 729,000 tonnes at 4.39 g/t Au for 103,000 ounces across all updated deposits. The estimate, prepared by SLR Consulting, is NI 43-101 compliant, with further updates planned for Q4 2026 and a PEA anticipated by year-end.

Reasoning: Gold Terra announced an updated Mineral Resource Estimate for its Yellowknife Project, adding 595,000 inferred gold ounces at Zone 103N and updating other deposits. The MRE is NI 43-101 compliant and signed off by Qualified Persons, but a significant portion remains in the inferred category, and classification criteria were more conservative.

Positive factors

  • Significant increase in inferred ounces with first-time MRE for Zone 103N
  • Updated resource estimates for Yellorex and Crestaurum
  • NI 43-101 compliant and QP signed off
  • High gold grades for several deposits

Negative factors

  • High proportion of inferred resources in the updated estimate
  • Conservative classification criteria reducing drill spacing for classification compared to prior MREs
  • Historical nature of Zone 103N drilling limited classification to Inferred despite tight spacing

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

Facts used in scoring: 16

Classification and evidence

Cut-off Disclosedpositive

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

Why it applies: A current resource fact retains the disclosed cut-off grade

Extracted facts

Stored fact records: 16. Some facts used in scoring do not have a stored record.

Resource Estimates (16)

inferredYellowknife Project · goldTonnes: 5083000Grade: 3.64Grade Unit: g/tContained Metal: 595000Contained Unit: ozView all details
Link to this fact

Identity

Project
Yellowknife Project
Commodity
gold
Region
yellowknife, nwt
Reported Region
Yellowknife, NWT
Ticker
YGT

Resource scope

Estimate type
resource
Effective date
2026-04-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Marie-Christine Gosselin
Resource group id
resource:3c45ebc8ac7301b3bf68
Deposit or zone
Zone 103N
Mining method
underground
Ownership percent
100 %

Resource Data

Category
inferred
Tonnes
5083000
Grade
3.64
Grade Unit
g/t
Contained Metal
595000
Contained Unit
oz
Cutoff Grade
2
Cutoff Unit
g/t Au

Prior Estimate

Resource Date
2026-04-30

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Historical
No

Dates

Event date
2026-05-15T00:00:00.000Z

Reasoning: This is the first-time disclosure of an inferred resource for Zone 103N, adding significant ounces at a strong underground grade, indicating high novelty and materiality despite the inferred classification.

Positive factors

  • First-time MRE for Zone 103N
  • Strong gold grade for underground deposit
  • Significant contained metal (595 koz)

Negative factors

  • Resource is entirely in the inferred category
  • Conservative classification criteria applied

Evidence · table

“3.64”

Context: 5,083

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

indicatedYellowknife Project · goldTonnes: 145000Grade: 5.15Grade Unit: g/tContained Metal: 24Contained Unit: kozView all details
Link to this fact

Identity

Project
Yellowknife Project
Commodity
gold
Region
yellowknife, nwt
Reported Region
Yellowknife, NWT
Ticker
YGT

Resource scope

Estimate type
resource
Effective date
2026-04-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Marie-Christine Gosselin
Resource group id
resource:746fa7f447d161167dda
Deposit or zone
Yellorex
Mining method
underground
Ownership percent
100 %

Resource Data

Category
indicated
Tonnes
145000
Grade
5.15
Grade Unit
g/t
Contained Metal
24
Contained Unit
koz
Cutoff Grade
2.2
Cutoff Unit
g/t Au

Prior Estimate

Resource Date
2026-04-30

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Historical
No

Dates

Event date
2026-05-15T00:00:00.000Z

Reasoning: An updated indicated resource for Yellorex with a strong gold grade, contributing to the overall project resource, though with limited contained metal.

Positive factors

  • Indicated resource category
  • Strong gold grade for underground deposit

Negative factors

  • Relatively small contained metal (24 koz)

Evidence · table

“5.15”

Context: 145

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

inferredYellowknife Project · goldTonnes: 1462000Grade: 3.79Grade Unit: g/tContained Metal: 178Contained Unit: kozView all details
Link to this fact

Identity

Project
Yellowknife Project
Commodity
gold
Region
yellowknife, nwt
Reported Region
Yellowknife, NWT
Ticker
YGT

Resource scope

Estimate type
resource
Effective date
2026-04-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Marie-Christine Gosselin
Resource group id
resource:2efbdf7bd92247c908a1
Deposit or zone
Yellorex
Mining method
underground
Ownership percent
100 %

Resource Data

Category
inferred
Tonnes
1462000
Grade
3.79
Grade Unit
g/t
Contained Metal
178
Contained Unit
koz
Cutoff Grade
2.2
Cutoff Unit
g/t Au

Prior Estimate

Resource Date
2026-04-30

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Historical
No

Dates

Event date
2026-05-15T00:00:00.000Z

Reasoning: An updated inferred resource for Yellorex with a good gold grade, adding to the overall project resource.

Positive factors

  • Updated inferred resource for Yellorex
  • Good gold grade for underground deposit

Negative factors

  • Resource is in the inferred category

Evidence · table

“3.79”

Context: 1,462

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

indicatedYellowknife Project · goldTonnes: 525000Grade: 4.07Grade Unit: g/tContained Metal: 69Contained Unit: kozView all details
Link to this fact

Identity

Project
Yellowknife Project
Commodity
gold
Region
yellowknife, nwt
Reported Region
Yellowknife, NWT
Ticker
YGT

Resource scope

Estimate type
resource
Effective date
2026-04-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Marie-Christine Gosselin
Resource group id
resource:1ee4475270be9763ccfd
Deposit or zone
Crestaurum
Mining method
open_pit
Ownership percent
100 %

Resource Data

Category
indicated
Tonnes
525000
Grade
4.07
Grade Unit
g/t
Contained Metal
69
Contained Unit
koz
Cutoff Grade
0.7
Cutoff Unit
g/t Au

Prior Estimate

Resource Date
2026-04-30

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Historical
No

Dates

Event date
2026-05-15T00:00:00.000Z

Reasoning: An updated indicated resource for Crestaurum open pit with a world-class gold grade, contributing to the overall project resource.

Positive factors

  • Indicated resource category
  • World-class gold grade for open pit deposit

Evidence · table

“4.07”

Context: 525

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

inferredYellowknife Project · goldTonnes: 566000Grade: 3.4Grade Unit: g/tContained Metal: 62Contained Unit: kozView all details
Link to this fact

Identity

Project
Yellowknife Project
Commodity
gold
Region
yellowknife, nwt
Reported Region
Yellowknife, NWT
Ticker
YGT

Resource scope

Estimate type
resource
Effective date
2026-04-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Marie-Christine Gosselin
Resource group id
resource:a553fa58e53fb6b29d60
Deposit or zone
Crestaurum
Mining method
open_pit
Ownership percent
100 %

Resource Data

Category
inferred
Tonnes
566000
Grade
3.4
Grade Unit
g/t
Contained Metal
62
Contained Unit
koz
Cutoff Grade
0.7
Cutoff Unit
g/t Au

Prior Estimate

Resource Date
2026-04-30

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Historical
No

Dates

Event date
2026-05-15T00:00:00.000Z

Reasoning: An updated inferred resource for Crestaurum open pit with a strong gold grade, adding to the overall project resource.

Positive factors

  • Updated inferred resource for Crestaurum open pit
  • Strong gold grade for open pit deposit

Negative factors

  • Resource is in the inferred category

Evidence · table

“3.40”

Context: 566

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

indicatedYellowknife Project · goldTonnes: 59000Grade: 5.32Grade Unit: g/tContained Metal: 10Contained Unit: kozView all details
Link to this fact

Identity

Project
Yellowknife Project
Commodity
gold
Region
yellowknife, nwt
Reported Region
Yellowknife, NWT
Ticker
YGT

Resource scope

Estimate type
resource
Effective date
2026-04-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Marie-Christine Gosselin
Resource group id
resource:e22d826014e0e07cf8ab
Deposit or zone
Crestaurum
Mining method
underground
Ownership percent
100 %

Resource Data

Category
indicated
Tonnes
59000
Grade
5.32
Grade Unit
g/t
Contained Metal
10
Contained Unit
koz
Cutoff Grade
2.2
Cutoff Unit
g/t Au

Prior Estimate

Resource Date
2026-04-30

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Historical
No

Dates

Event date
2026-05-15T00:00:00.000Z

Reasoning: An updated indicated resource for Crestaurum underground with a strong gold grade, though with very limited contained metal.

Positive factors

  • Indicated resource category
  • Strong gold grade for underground deposit

Negative factors

  • Very small contained metal (10 koz)

Evidence · table

“5.32”

Context: 59

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

inferredYellowknife Project · goldTonnes: 423000Grade: 4.39Grade Unit: g/tContained Metal: 60Contained Unit: kozView all details
Link to this fact

Identity

Project
Yellowknife Project
Commodity
gold
Region
yellowknife, nwt
Reported Region
Yellowknife, NWT
Ticker
YGT

Resource scope

Estimate type
resource
Effective date
2026-04-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Marie-Christine Gosselin
Resource group id
resource:74f4a2c67f9b521c0348
Deposit or zone
Crestaurum
Mining method
underground
Ownership percent
100 %

Resource Data

Category
inferred
Tonnes
423000
Grade
4.39
Grade Unit
g/t
Contained Metal
60
Contained Unit
koz
Cutoff Grade
2.2
Cutoff Unit
g/t Au

Prior Estimate

Resource Date
2026-04-30

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Historical
No

Dates

Event date
2026-05-15T00:00:00.000Z

Reasoning: An updated inferred resource for Crestaurum underground with a strong gold grade, adding to the overall project resource.

Positive factors

  • Updated inferred resource for Crestaurum underground
  • Strong gold grade for underground deposit

Negative factors

  • Resource is in the inferred category

Evidence · table

“4.39”

Context: 423

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

indicatedYellowknife Project · goldTonnes: 584000Grade: 4.21Grade Unit: g/tContained Metal: 79Contained Unit: kozView all details
Link to this fact

Identity

Project
Yellowknife Project
Commodity
gold
Region
yellowknife, nwt
Reported Region
Yellowknife, NWT
Ticker
YGT

Resource scope

Estimate type
resource
Effective date
2026-04-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Marie-Christine Gosselin
Resource group id
resource:9dc740ef992350aaaf71
Deposit or zone
Crestaurum
Mining method
combined
Ownership percent
100 %

Resource Data

Category
indicated
Tonnes
584000
Grade
4.21
Grade Unit
g/t
Contained Metal
79
Contained Unit
koz

Prior Estimate

Resource Date
2026-04-30

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Historical
No

Dates

Event date
2026-05-15T00:00:00.000Z

Reasoning: Consolidated indicated resource for Crestaurum, showing a strong gold grade across combined mining methods.

Positive factors

  • Updated indicated resource for Crestaurum
  • Strong gold grade

Evidence · table

“4.21”

Context: 584

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

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

inferredYellowknife Project · goldTonnes: 989000Grade: 3.84Grade Unit: g/tContained Metal: 122Contained Unit: kozView all details
Link to this fact

Identity

Project
Yellowknife Project
Commodity
gold
Region
yellowknife, nwt
Reported Region
Yellowknife, NWT
Ticker
YGT

Resource scope

Estimate type
resource
Effective date
2026-04-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Marie-Christine Gosselin
Resource group id
resource:4c10d75761a732ee16c3
Deposit or zone
Crestaurum
Mining method
combined
Ownership percent
100 %

Resource Data

Category
inferred
Tonnes
989000
Grade
3.84
Grade Unit
g/t
Contained Metal
122
Contained Unit
koz

Prior Estimate

Resource Date
2026-04-30

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Historical
No

Dates

Event date
2026-05-15T00:00:00.000Z

Reasoning: Consolidated inferred resource for Crestaurum, showing a good gold grade across combined mining methods.

Positive factors

  • Updated inferred resource for Crestaurum
  • Good gold grade

Negative factors

  • Resource is in the inferred category

Evidence · table

“3.84”

Context: 989

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

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

inferredYellowknife Project · goldTonnes: 20403000Grade: 1.1Grade Unit: g/tContained Metal: 721Contained Unit: kozHistorical resultNeeds review: historical_restatementView all details
Link to this fact

Identity

Project
Yellowknife Project
Commodity
gold
Region
yellowknife, nwt
Reported Region
Yellowknife, NWT
Ticker
YGT

Resource scope

Estimate type
resource
Effective date
2021-03-14T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Dr. Allan Armitage
Resource group id
resource:ff8916c6f2e32a0844c8
Deposit or zone
Sam Otto
Mining method
open_pit

Resource Data

Category
inferred
Tonnes
20403000
Grade
1.1
Grade Unit
g/t
Contained Metal
721
Contained Unit
koz
Cutoff Grade
0.4
Cutoff Unit
g/t Au

Prior Estimate

Resource Date
2021-03-14

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
Yes
Review Reason
historical_restatement
Historical
Yes
Historical Source Date
2021-03-14T00:00:00.000Z

Dates

Event date
2026-05-15T00:00:00.000Z

Reasoning: Historical inferred resource for Sam Otto open pit, providing context for the project but not representing new information.

Positive factors

  • Historical resource provides project context

Negative factors

  • Estimate is historical and not current
  • Resource is entirely in the inferred category

Evidence · table

“1.10”

Context: 20,403

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

Stale Estimatenegative

Effective date is >2 years old — data currency concern, may not reflect current geological understanding.

Why it applies: effective date is 5.2 years before this release

inferredYellowknife Project · goldTonnes: 948000Grade: 1.75Grade Unit: g/tContained Metal: 53Contained Unit: kozHistorical resultNeeds review: historical_restatementView all details
Link to this fact

Identity

Project
Yellowknife Project
Commodity
gold
Region
yellowknife, nwt
Reported Region
Yellowknife, NWT
Ticker
YGT

Resource scope

Estimate type
resource
Effective date
2021-03-14T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Dr. Allan Armitage
Resource group id
resource:960a694180cb8d74e5be
Deposit or zone
Sam Otto
Mining method
underground

Resource Data

Category
inferred
Tonnes
948000
Grade
1.75
Grade Unit
g/t
Contained Metal
53
Contained Unit
koz
Cutoff Grade
1.4
Cutoff Unit
g/t Au

Prior Estimate

Resource Date
2021-03-14

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
Yes
Review Reason
historical_restatement
Historical
Yes
Historical Source Date
2021-03-14T00:00:00.000Z

Dates

Event date
2026-05-15T00:00:00.000Z

Reasoning: Historical inferred resource for Sam Otto underground, providing context for the project but not representing new information.

Positive factors

  • Historical resource provides project context

Negative factors

  • Estimate is historical and not current
  • Resource is entirely in the inferred category

Evidence · table

“1.75”

Context: 948

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

Stale Estimatenegative

Effective date is >2 years old — data currency concern, may not reflect current geological understanding.

Why it applies: effective date is 5.2 years before this release

inferredYellowknife Project · goldTonnes: 21351000Grade: 1.13Grade Unit: g/tContained Metal: 774Contained Unit: kozHistorical resultNeeds review: historical_restatementView all details
Link to this fact

Identity

Project
Yellowknife Project
Commodity
gold
Region
yellowknife, nwt
Reported Region
Yellowknife, NWT
Ticker
YGT

Resource scope

Estimate type
resource
Effective date
2021-03-14T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Dr. Allan Armitage
Resource group id
resource:09599a5cab64670a2f65
Deposit or zone
Sam Otto
Mining method
combined

Resource Data

Category
inferred
Tonnes
21351000
Grade
1.13
Grade Unit
g/t
Contained Metal
774
Contained Unit
koz

Prior Estimate

Resource Date
2021-03-14

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
Yes
Review Reason
historical_restatement
Historical
Yes
Historical Source Date
2021-03-14T00:00:00.000Z

Dates

Event date
2026-05-15T00:00:00.000Z

Reasoning: Consolidated historical inferred resource for Sam Otto, providing context for the project but not representing new information.

Positive factors

  • Historical resource provides project context

Negative factors

  • Estimate is historical and not current
  • Resource is entirely in the inferred category

Evidence · table

“1.13”

Context: 21,351

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

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

Stale Estimatenegative

Effective date is >2 years old — data currency concern, may not reflect current geological understanding.

Why it applies: effective date is 5.2 years before this release

inferredYellowknife Project · goldTonnes: 893000Grade: 2.22Grade Unit: g/tContained Metal: 64Contained Unit: kozHistorical resultNeeds review: historical_restatementView all details
Link to this fact

Identity

Project
Yellowknife Project
Commodity
gold
Region
yellowknife, nwt
Reported Region
Yellowknife, NWT
Ticker
YGT

Resource scope

Estimate type
resource
Effective date
2021-03-14T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Dr. Allan Armitage
Resource group id
resource:6ffbea812753e33764e8
Deposit or zone
Mispickel
Mining method
open_pit

Resource Data

Category
inferred
Tonnes
893000
Grade
2.22
Grade Unit
g/t
Contained Metal
64
Contained Unit
koz
Cutoff Grade
0.4
Cutoff Unit
g/t Au

Prior Estimate

Resource Date
2021-03-14

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
Yes
Review Reason
historical_restatement
Historical
Yes
Historical Source Date
2021-03-14T00:00:00.000Z

Dates

Event date
2026-05-15T00:00:00.000Z

Reasoning: Historical inferred resource for Mispickel open pit, providing context for the project but not representing new information.

Positive factors

  • Historical resource provides project context

Negative factors

  • Estimate is historical and not current
  • Resource is entirely in the inferred category

Evidence · table

“2.22”

Context: 893

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

Stale Estimatenegative

Effective date is >2 years old — data currency concern, may not reflect current geological understanding.

Why it applies: effective date is 5.2 years before this release

inferredYellowknife Project · goldTonnes: 646000Grade: 4.3Grade Unit: g/tContained Metal: 89Contained Unit: kozHistorical resultNeeds review: historical_restatementView all details
Link to this fact

Identity

Project
Yellowknife Project
Commodity
gold
Region
yellowknife, nwt
Reported Region
Yellowknife, NWT
Ticker
YGT

Resource scope

Estimate type
resource
Effective date
2021-03-14T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Dr. Allan Armitage
Resource group id
resource:f51a74aadab460b8ca66
Deposit or zone
Barney
Mining method
underground

Resource Data

Category
inferred
Tonnes
646000
Grade
4.3
Grade Unit
g/t
Contained Metal
89
Contained Unit
koz
Cutoff Grade
2
Cutoff Unit
g/t Au

Prior Estimate

Resource Date
2021-03-14

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
Yes
Review Reason
historical_restatement
Historical
Yes
Historical Source Date
2021-03-14T00:00:00.000Z

Dates

Event date
2026-05-15T00:00:00.000Z

Reasoning: Historical inferred resource for Barney underground, providing context for the project but not representing new information.

Positive factors

  • Historical resource provides project context

Negative factors

  • Estimate is historical and not current
  • Resource is entirely in the inferred category

Evidence · table

“4.30”

Context: 646

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

Stale Estimatenegative

Effective date is >2 years old — data currency concern, may not reflect current geological understanding.

Why it applies: effective date is 5.2 years before this release

indicatedYellowknife Project · goldTonnes: 729000Grade: 4.39Grade Unit: g/tContained Metal: 103000Contained Unit: ozView all details
Link to this fact

Identity

Project
Yellowknife Project
Commodity
gold
Region
yellowknife, nwt
Reported Region
Yellowknife, NWT
Ticker
YGT

Resource scope

Estimate type
resource
Effective date
2026-04-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Marie-Christine Gosselin
Resource group id
resource:4b6a6d080c40282e843e
Deposit or zone
Yellowknife Project
Mining method
combined
Ownership percent
100 %

Resource Data

Category
indicated
Tonnes
729000
Grade
4.39
Grade Unit
g/t
Contained Metal
103000
Contained Unit
oz

Prior Estimate

Resource Date
2026-04-30

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Historical
No

Dates

Event date
2026-05-15T00:00:00.000Z

Reasoning: Consolidated indicated resource for the updated deposits (Yellorex, Zone 103N, Crestaurum), showing a strong gold grade.

Positive factors

  • Total indicated resource for updated deposits
  • Strong gold grade

Evidence · table

“4.39”

Context: 729

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

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

inferredYellowknife Project · goldTonnes: 7534000Grade: 3.69Grade Unit: g/tContained Metal: 895000Contained Unit: ozView all details
Link to this fact

Identity

Project
Yellowknife Project
Commodity
gold
Region
yellowknife, nwt
Reported Region
Yellowknife, NWT
Ticker
YGT

Resource scope

Estimate type
resource
Effective date
2026-04-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Marie-Christine Gosselin
Resource group id
resource:f4d9315342e8ec971c27
Deposit or zone
Yellowknife Project
Mining method
combined
Ownership percent
100 %

Resource Data

Category
inferred
Tonnes
7534000
Grade
3.69
Grade Unit
g/t
Contained Metal
895000
Contained Unit
oz

Prior Estimate

Resource Date
2026-04-30

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Historical
No

Dates

Event date
2026-05-15T00:00:00.000Z

Reasoning: Consolidated inferred resource for the updated deposits (Yellorex, Zone 103N, Crestaurum), showing significant contained metal and good gold grade, contributing substantially to the project's overall resource.

Positive factors

  • Total inferred resource for updated deposits
  • Significant contained metal (895 koz)
  • Good gold grade

Negative factors

  • Resource is in the inferred category
  • Conservative classification criteria applied

Evidence · table

“3.69”

Context: 7,534

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

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.