Positive Gold-Antimony PEA Drops Inside A Fast-Track Permitting Regime With Drilling Underway

Original announcement by tmx on

Company
Rua Gold Inc.
Ticker
RUA
Exchange
TSX
Region
New Zealand
Primary commodity
Gold
Secondary commodities
Antimony
Document categories
Resource update, Metallurgy, Permitting
Extracted
2026-09-14 18:45:22 UTC

Analysis by Minestarters Atlas

Minestarters Atlas analysis

Summary

Rua Gold Inc. has released a positive Preliminary Economic Assessment (PEA) for the 100%-owned Auld Creek Gold-Antimony Project in New Zealand. The PEA reports an after-tax NPV5% of US$42M at base case and a 5.5-year mine life, supported by a Mineral Resource Estimate of 204,000 oz AuEq. The company has also filed for Fast-Track permitting and has a 19,000-metre drill program currently underway.

Reasoning: The announcement details a positive PEA for a gold-antimony project with strong economics, a clear permitting pathway, and active drilling to de-risk the resource.

Positive factors

  • Strong PEA economics with US$42M NPV5% at base case
  • Dual revenue streams from gold and antimony concentrates
  • Fast-track permitting application submitted
  • Significant drilling program underway to convert resources

Negative factors

  • High proportion of Inferred resources (150koz vs 54koz Indicated)
  • Preliminary nature of PEA (includes Inferred resources)

Facts used in scoring: 4

Classification and evidence

NI 43-101 Compliantpositive

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

Why it applies: The PEA was prepared in accordance with NI 43-101 standards.

Evidence · text

“prepared in accordance with the disclosure standards of National Instrument 43-101”

Inferred Resourcenegative

Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.

Why it applies: A significant portion of the resource is in the Inferred category.

Evidence · text

“1.3 million tonnes Inferred at 3.66 g/t AuEq”

Mill Routeneutral

Processing via mill or concentrator (CIL, CIP, tank leach, flotation).

Why it applies: The flowsheet involves grinding and flotation.

Evidence · text

“conventional grind, rougher flotation, and four-stage cleaner flotation”

Single Domain Onlynegative

Testing limited to one composite or domain — representativeness not established.

Why it applies: only one composite was tested

Extracted facts

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

Resource Estimates (2)

indicatedAuld Creek Gold-Antimony Project · goldTonnes: 300000Contained Metal: 54000Contained Unit: ozView all details
Link to this fact

Identity

Project
Auld Creek Gold-Antimony Project
Commodity
gold
Region
new zealand
Reported Region
New Zealand
Ticker
RUA

Resource scope

Estimate type
resource
Reporting standards
ni_43_101
QP Signed
Yes
Resource group id
resource:4e39f1d67ee72696eee5
Deposit or zone
Auld Creek
Mining method
combined
Ownership percent
100 %

Resource Data

Category
indicated
Tonnes
300000
Contained Metal
54000
Contained Unit
oz
Cutoff Grade
1.6
Cutoff Unit
g/t AuEq

Prior Estimate

Resource Date
2026-02-27

Metal Equivalent

Metal Eq. Grade
5.67
Metal Eq. Unit
g/t AuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-05-19T00:00:00.000Z

Reasoning: Indicated resource component of the PEA.

Positive factors

  • High grade indicated resource

Evidence · text

“0.3 million tonnes Indicated at 5.67 g/t AuEq for 54,000 ounces”

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut-off Disclosedpositive

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

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

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

Why it applies: reporting_standards includes ni_43_101

No QP/CP Disclosurenegative

No Qualified Person or Competent Person named — lower credibility for the estimate. A QP/CP should be a member of a recognized professional association with relevant experience.

Why it applies: no Qualified or Competent Person is named anywhere in the release

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

PFS-Supportingneutral

Resource estimate prepared to support a Pre-Feasibility Study — requires adequate M&I component.

Why it applies: the release names the study this estimate supports

DFS-Supportingneutral

Resource estimate prepared to support a Definitive Feasibility Study — requires high M&I confidence.

Why it applies: the release names the study this estimate supports

inferredAuld Creek Gold-Antimony Project · goldTonnes: 1300000Contained Metal: 150000Contained Unit: ozView all details
Link to this fact

Identity

Project
Auld Creek Gold-Antimony Project
Commodity
gold
Region
new zealand
Reported Region
New Zealand
Ticker
RUA

Resource scope

Estimate type
resource
Reporting standards
ni_43_101
QP Signed
Yes
Resource group id
resource:fd56ee3d969d7c9bba23
Deposit or zone
Auld Creek
Mining method
combined
Ownership percent
100 %

Resource Data

Category
inferred
Tonnes
1300000
Contained Metal
150000
Contained Unit
oz
Cutoff Grade
1.6
Cutoff Unit
g/t AuEq

Prior Estimate

Resource Date
2026-02-27

Metal Equivalent

Metal Eq. Grade
3.66
Metal Eq. Unit
g/t AuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-05-19T00:00:00.000Z

Reasoning: Inferred resource component of the PEA.

Positive factors

  • Large tonnage component

Negative factors

  • Speculative category

Evidence · text

“1.3 million tonnes Inferred at 3.66 g/t AuEq for 150,000 ounces”

Tags used in scoring

Inferred Resourcenegative

Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.

Why it applies: category is "inferred"

Cut-off Disclosedpositive

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

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

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

Why it applies: reporting_standards includes ni_43_101

No QP/CP Disclosurenegative

No Qualified Person or Competent Person named — lower credibility for the estimate. A QP/CP should be a member of a recognized professional association with relevant experience.

Why it applies: no Qualified or Competent Person is named anywhere in the release

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

PFS-Supportingneutral

Resource estimate prepared to support a Pre-Feasibility Study — requires adequate M&I component.

Why it applies: the release names the study this estimate supports

DFS-Supportingneutral

Resource estimate prepared to support a Definitive Feasibility Study — requires high M&I confidence.

Why it applies: the release names the study this estimate supports

Metallurgical Results (2)

flotationAuld Creek Gold-Antimony Project · goldRecovery: 95 %View all details
Link to this fact

Identity

Project
Auld Creek Gold-Antimony Project
Commodity
gold
Region
new zealand
Reported Region
New Zealand
Ticker
RUA

Test Work

Program Status
detailed
Test Type
flotation
Processing Route
conventional grind, rougher flotation, and four-stage cleaner flotation
Sample
Auld Creek gold recovery

Recovery

Recovery
95 %
Recovery Basis
actual_test

Review

Needs Review
No
Historical
No

Dates

Event date
2026-05-19T00:00:00.000Z

Reasoning: Reported gold recovery from the PEA flowsheet.

Positive factors

  • High recovery for gold

Evidence · text

“Recoveries are 95% for gold”

Tags used in scoring

Mill Routeneutral

Processing via mill or concentrator (CIL, CIP, tank leach, flotation).

Why it applies: processing_route matches the flotation signal

High Recoverypositive

Recovery at or above the exceptional band for the commodity and processing route.

Why it applies: 95% is at or above the exceptional band (95%)

Byproduct Commodityneutral

The tested commodity is a byproduct rather than the primary economic driver.

Why it applies: the release describes a byproduct credit

flotationAuld Creek Gold-Antimony Project · antimonyRecovery: 85 %View all details
Link to this fact

Identity

Project
Auld Creek Gold-Antimony Project
Commodity
antimony
Region
new zealand
Reported Region
New Zealand
Ticker
RUA

Test Work

Program Status
detailed
Test Type
flotation
Processing Route
conventional grind, rougher flotation, and four-stage cleaner flotation
Sample
Auld Creek antimony recovery

Recovery

Recovery
85 %
Recovery Basis
actual_test

Review

Needs Review
No
Historical
No

Dates

Event date
2026-05-19T00:00:00.000Z

Reasoning: Reported antimony recovery from the PEA flowsheet.

Positive factors

  • Solid antimony recovery

Evidence · text

“and 85% antimony”

Tags used in scoring

Mill Routeneutral

Processing via mill or concentrator (CIL, CIP, tank leach, flotation).

Why it applies: processing_route matches the flotation signal

Byproduct Commodityneutral

The tested commodity is a byproduct rather than the primary economic driver.

Why it applies: the release describes a byproduct credit

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.