The Cheapest Way to Own a Copper Mine Is to Let Someone Else Build It

Original announcement by cnw on

Company
Salazar Resources Limited
Ticker
SRLZF
Exchange
Unavailable
Region
Ecuador
Primary commodity
Gold
Secondary commodities
Silver, Copper, Lead, Zinc
Document categories
Resource update, Production
Extracted
2026-09-12 00:29:07 UTC

Analysis by Minestarters Atlas

Minestarters Atlas analysis

Summary

Salazar Resources Limited provided an update on the construction of the Curipamba-El Domo polymetallic project in Ecuador, where it holds a 25% carried interest. The project features proven and probable reserves of 7.13 million tonnes and is targeting commissioning in July 2027.

Reasoning: The document provides a detailed update on the construction progress and economic parameters of the El Domo project, highlighting a significant carried interest for Salazar.

Positive factors

  • Strong reserve economics with 45% IRR
  • Carried interest structure de-risks capital expenditure
  • Construction is fully funded
  • Improved metallurgical recoveries reported

Negative factors

  • Salazar is not the operator and lacks control over construction/budget
  • Jurisdictional risk in Ecuador
  • Pre-revenue status

Facts used in scoring: 6

Classification and evidence

NI 43-101 Compliantpositive

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

Why it applies: The document explicitly mentions the NI 43-101 technical report underpinning the project figures.

Evidence · text

“The NI 43-101 technical report underpinning the project figures is available on the Company's website”

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: Qualified Persons Yanfang Zhao and Falong Hu are named as responsible for the resource and reserve estimates.

Evidence · text

“Ms. Yanfang Zhao (MAIG) was responsible for the mineral resource estimate and Mr. Falong Hu (FAusIMM) was responsible for the mineral reserve estimate.”

Extracted facts

Stored fact records: 6. Some facts used in scoring do not have a stored record.

Resource Estimates (6)

probableCuripamba-El Domo · goldTonnes: 7130000Grade: 2.55Grade Unit: g/tContained Metal: 584Contained Unit: kozView all details
Link to this fact

Identity

Project
Curipamba-El Domo
Commodity
gold
Region
ecuador
Reported Region
Ecuador
Ticker
SRLZF

Resource scope

Estimate type
reserve
Effective date
2025-12-31T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Yanfang Zhao, Falong Hu
Resource group id
resource:01930ae01e8f3a138965
Deposit or zone
Curipamba-El Domo
Mining method
open_pit
Material type
unspecified

Resource Data

Category
probable
Tonnes
7130000
Grade
2.55
Grade Unit
g/t
Contained Metal
584
Contained Unit
koz

Prior Estimate

Resource Date
2025-12-31

Metal Equivalent

Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-09-11T00:00:00.000Z

Reasoning: High-grade polymetallic reserves reported.

Positive factors

  • Strong grade-tonnage product

Evidence · text

“7.13 million tonnes grading 2.55 g/t gold, 47.82 g/t silver, 1.93% copper, 0.26% lead and 2.63% zinc”

Tags used in scoring

Probable Reservepositive

Indicated Resource with demonstrated economic viability after applying modifying factors.

Why it applies: category is "probable"

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

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

probableCuripamba-El Domo · silverTonnes: 7130000Grade: 47.82Grade Unit: g/tContained Metal: 11Contained Unit: mozView all details
Link to this fact

Identity

Project
Curipamba-El Domo
Commodity
silver
Region
ecuador
Reported Region
Ecuador
Ticker
SRLZF

Resource scope

Estimate type
reserve
Effective date
2025-12-31T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Yanfang Zhao, Falong Hu
Resource group id
resource:01930ae01e8f3a138965
Deposit or zone
Curipamba-El Domo
Mining method
open_pit
Material type
unspecified

Resource Data

Category
probable
Tonnes
7130000
Grade
47.82
Grade Unit
g/t
Contained Metal
11
Contained Unit
moz

Prior Estimate

Resource Date
2025-12-31

Metal Equivalent

Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-09-11T00:00:00.000Z

Reasoning: Silver byproduct in reserves.

Evidence · text

“7.13 million tonnes grading 2.55 g/t gold, 47.82 g/t silver, 1.93% copper, 0.26% lead and 2.63% zinc”

Tags used in scoring

Probable Reservepositive

Indicated Resource with demonstrated economic viability after applying modifying factors.

Why it applies: category is "probable"

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

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

probableCuripamba-El Domo · copperTonnes: 7130000Grade: 1.93Grade Unit: %Contained Metal: 137.7Contained Unit: ktView all details
Link to this fact

Identity

Project
Curipamba-El Domo
Commodity
copper
Region
ecuador
Reported Region
Ecuador
Ticker
SRLZF

Resource scope

Estimate type
reserve
Effective date
2025-12-31T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Yanfang Zhao, Falong Hu
Resource group id
resource:01930ae01e8f3a138965
Deposit or zone
Curipamba-El Domo
Mining method
open_pit
Material type
unspecified

Resource Data

Category
probable
Tonnes
7130000
Grade
1.93
Grade Unit
%
Contained Metal
137.7
Contained Unit
kt

Prior Estimate

Resource Date
2025-12-31

Metal Equivalent

Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-09-11T00:00:00.000Z

Reasoning: Copper byproduct in reserves.

Evidence · text

“7.13 million tonnes grading 2.55 g/t gold, 47.82 g/t silver, 1.93% copper, 0.26% lead and 2.63% zinc”

Tags used in scoring

Probable Reservepositive

Indicated Resource with demonstrated economic viability after applying modifying factors.

Why it applies: category is "probable"

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

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

probableCuripamba-El Domo · leadTonnes: 7130000Grade: 0.26Grade Unit: %Contained Metal: 18.4Contained Unit: ktView all details
Link to this fact

Identity

Project
Curipamba-El Domo
Commodity
lead
Region
ecuador
Reported Region
Ecuador
Ticker
SRLZF

Resource scope

Estimate type
reserve
Effective date
2025-12-31T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Yanfang Zhao, Falong Hu
Resource group id
resource:01930ae01e8f3a138965
Deposit or zone
Curipamba-El Domo
Mining method
open_pit
Material type
unspecified

Resource Data

Category
probable
Tonnes
7130000
Grade
0.26
Grade Unit
%
Contained Metal
18.4
Contained Unit
kt

Prior Estimate

Resource Date
2025-12-31

Metal Equivalent

Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-09-11T00:00:00.000Z

Reasoning: Lead byproduct in reserves.

Evidence · text

“7.13 million tonnes grading 2.55 g/t gold, 47.82 g/t silver, 1.93% copper, 0.26% lead and 2.63% zinc”

Tags used in scoring

Probable Reservepositive

Indicated Resource with demonstrated economic viability after applying modifying factors.

Why it applies: category is "probable"

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

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

probableCuripamba-El Domo · zincTonnes: 7130000Grade: 2.63Grade Unit: %Contained Metal: 187.7Contained Unit: ktView all details
Link to this fact

Identity

Project
Curipamba-El Domo
Commodity
zinc
Region
ecuador
Reported Region
Ecuador
Ticker
SRLZF

Resource scope

Estimate type
reserve
Effective date
2025-12-31T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Yanfang Zhao, Falong Hu
Resource group id
resource:01930ae01e8f3a138965
Deposit or zone
Curipamba-El Domo
Mining method
open_pit
Material type
unspecified

Resource Data

Category
probable
Tonnes
7130000
Grade
2.63
Grade Unit
%
Contained Metal
187.7
Contained Unit
kt

Prior Estimate

Resource Date
2025-12-31

Metal Equivalent

Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-09-11T00:00:00.000Z

Reasoning: Zinc byproduct in reserves.

Evidence · text

“7.13 million tonnes grading 2.55 g/t gold, 47.82 g/t silver, 1.93% copper, 0.26% lead and 2.63% zinc”

Tags used in scoring

Probable Reservepositive

Indicated Resource with demonstrated economic viability after applying modifying factors.

Why it applies: category is "probable"

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

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

inferredCuripamba-El Domo · unspecifiedTonnes: 3800000View all details
Link to this fact

Identity

Project
Curipamba-El Domo
Commodity
unspecified
Region
ecuador
Reported Region
Ecuador
Ticker
SRLZF

Resource scope

Estimate type
resource
Effective date
2025-12-31T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Yanfang Zhao, Falong Hu
Resource group id
resource:1e3c9abd952be7604b59
Deposit or zone
Curipamba-El Domo
Mining method
open_pit

Resource Data

Category
inferred
Tonnes
3800000

Prior Estimate

Resource Date
2025-12-31

Metal Equivalent

Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-09-11T00:00:00.000Z

Reasoning: Resource base established.

Evidence · text

“Measured and indicated resources stand at 11.4 million tonnes with a further 3.8 million tonnes inferred.”

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

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

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

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.