Batero Gold Corp Announces Mineral Resource Update and Robust Preliminary Economic Assessment for the La Cumbre Project

Original announcement by tmx on

Company
Batero Gold Corp
Ticker
BAT
Exchange
TSX
Region
British Columbia
Primary commodity
Gold
Secondary commodities
Silver
Document categories
Resource update, Economic study, Metallurgy
Extracted
2026-09-19 17:03:20 UTC

Analysis by Minestarters Atlas

Minestarters Atlas analysis

Summary

Batero Gold Corp announced a positive Preliminary Economic Assessment (PEA) for its La Cumbre Project, highlighting a post-tax NPV5% of US$481 million, an IRR of 32.1%, and a payback period of 2.5 years. The PEA outlines a 14-year mine life with competitive C1 cash costs of US$684/oz and AISC of US$771/oz. Concurrently, the company updated its Mineral Resource Estimate, reporting 135.7 Mt at 0.503 g/t Au and 1.47 g/t Ag in the Measured and Indicated categories, containing 2.195 Moz Au and 6.428 Moz Ag.

Reasoning: Batero Gold Corp announced a robust Preliminary Economic Assessment (PEA) for its La Cumbre Project, showcasing strong post-tax economics with a 32.1% IRR and 2.5-year payback, supported by competitive operating costs. The update also includes a substantial Measured and Indicated gold resource. While the study is preliminary, the disclosed economics and resource base are positive indicators for the project's potential.

Positive factors

  • Robust post-tax IRR of 32.1% and fast payback of 2.5 years for the PEA.
  • Low C1 cash cost of US$684.22/oz and AISC of US$770.89/oz, indicating strong cost competitiveness.
  • Significant Measured and Indicated gold resource of 2.195 Moz Au.
  • Two-phase development plan allows for staged capital investment and expansion.
  • High gold recovery of 85.5% for oxide/transitional material and 80.6% for primary sulphide material.

Negative factors

  • The economic assessment is preliminary in nature (PEA) and includes inferred resources, which are considered too geologically speculative for reserve classification.
  • Inferred resources were considered as waste for mine life estimation, which might indicate potential for future resource conversion but also current limitations.
  • The PEA is based on an effective date of December 31, 2021, which is nearly a year old at the time of announcement.

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

Facts used in scoring: 10

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

Heap Leach Routeneutral

Processing via heap leach — lower CAPEX and OPEX, lower recovery expected.

Why it applies: the document describes a heap_leach route ("heap leaching")

Mill Routeneutral

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

Why it applies: the document describes a mill_cil route ("CIL")

Multi-Domain Testedpositive

Variability across ore domains (oxide, transition, fresh) has been addressed.

Why it applies: 2 distinct composites were tested

Extracted facts

Stored fact records: 9. Some facts used in scoring do not have a stored record.

Resource Estimates (6)

measuredLa Cumbre · goldTonnes: 129421866Grade: 0.509Grade Unit: g/tContained Metal: 2117649Contained Unit: ozView all details
Link to this fact

Identity

Project
La Cumbre
Commodity
gold
Region
colombia
Reported Region
Colombia
Ticker
BAT

Resource scope

Estimate type
resource
Effective date
2021-12-31T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Walter La Torre
Resource group id
resource:bed2b07fd6e192b20c1b
Deposit or zone
All Mineral Zones
Mining method
open_pit
Ownership percent
100 %

Resource Data

Category
measured
Tonnes
129421866
Grade
0.509
Grade Unit
g/t
Contained Metal
2117649
Contained Unit
oz
Cutoff Grade
0.218
Cutoff Unit
Au g/t

Prior Estimate

Resource Date
2021-12-31

Review

Needs Review
No
Historical
No

Dates

Event date
2022-10-06T00:00:00.000Z

Reasoning: The Measured resource for gold at La Cumbre is substantial, providing a high-confidence base for future studies. The estimate is signed off by a Qualified Person, enhancing credibility. However, the effective date is somewhat dated.

Positive factors

  • Large Measured resource tonnage and contained gold ounces.
  • QP sign-off by Walter La Torre, MAusIMM (CP).

Negative factors

  • Effective date of December 31, 2021, makes the estimate nearly a year old at announcement.

Evidence · table

“0.509”

Context: 129,421,866

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

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

measuredLa Cumbre · silverTonnes: 129421866Grade: 1.52Grade Unit: g/tContained Metal: 6336330Contained Unit: ozView all details
Link to this fact

Identity

Project
La Cumbre
Commodity
silver
Region
colombia
Reported Region
Colombia
Ticker
BAT

Resource scope

Estimate type
resource
Effective date
2021-12-31T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Walter La Torre
Resource group id
resource:bed2b07fd6e192b20c1b
Deposit or zone
All Mineral Zones
Mining method
open_pit
Ownership percent
100 %

Resource Data

Category
measured
Tonnes
129421866
Grade
1.52
Grade Unit
g/t
Contained Metal
6336330
Contained Unit
oz
Cutoff Grade
0.218
Cutoff Unit
Au g/t

Prior Estimate

Resource Date
2021-12-31

Review

Needs Review
No
Historical
No

Dates

Event date
2022-10-06T00:00:00.000Z

Reasoning: The Measured silver resource is substantial, contributing to the overall project value. The estimate is QP-signed, but the effective date is somewhat dated.

Positive factors

  • Significant contained silver ounces in the Measured category.
  • QP sign-off by Walter La Torre, MAusIMM (CP).

Negative factors

  • Effective date of December 31, 2021, makes the estimate nearly a year old at announcement.

Evidence · table

“1.52”

Context: 129,421,866

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

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

indicatedLa Cumbre · goldTonnes: 6283667Grade: 0.383Grade Unit: g/tContained Metal: 77476Contained Unit: ozView all details
Link to this fact

Identity

Project
La Cumbre
Commodity
gold
Region
colombia
Reported Region
Colombia
Ticker
BAT

Resource scope

Estimate type
resource
Effective date
2021-12-31T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Walter La Torre
Resource group id
resource:589d5949c52e5124250d
Deposit or zone
All Mineral Zones
Mining method
open_pit
Ownership percent
100 %

Resource Data

Category
indicated
Tonnes
6283667
Grade
0.383
Grade Unit
g/t
Contained Metal
77476
Contained Unit
oz
Cutoff Grade
0.218
Cutoff Unit
Au g/t

Prior Estimate

Resource Date
2021-12-31

Review

Needs Review
No
Historical
No

Dates

Event date
2022-10-06T00:00:00.000Z

Reasoning: The Indicated gold resource contributes to the project's overall confidence, though at a lower grade than the Measured category. The estimate is QP-signed, but the effective date is somewhat dated.

Positive factors

  • Indicated resource adds to the overall confidence of the deposit.
  • QP sign-off by Walter La Torre, MAusIMM (CP).

Negative factors

  • Lower grade compared to the Measured category.
  • Effective date of December 31, 2021, makes the estimate nearly a year old at announcement.

Evidence · table

“0.383”

Context: 6,283,667

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

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

indicatedLa Cumbre · silverTonnes: 6283667Grade: 0.45Grade Unit: g/tContained Metal: 91432Contained Unit: ozView all details
Link to this fact

Identity

Project
La Cumbre
Commodity
silver
Region
colombia
Reported Region
Colombia
Ticker
BAT

Resource scope

Estimate type
resource
Effective date
2021-12-31T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Walter La Torre
Resource group id
resource:589d5949c52e5124250d
Deposit or zone
All Mineral Zones
Mining method
open_pit
Ownership percent
100 %

Resource Data

Category
indicated
Tonnes
6283667
Grade
0.45
Grade Unit
g/t
Contained Metal
91432
Contained Unit
oz
Cutoff Grade
0.218
Cutoff Unit
Au g/t

Prior Estimate

Resource Date
2021-12-31

Review

Needs Review
No
Historical
No

Dates

Event date
2022-10-06T00:00:00.000Z

Reasoning: The Indicated silver resource contributes to the project's overall confidence, though at a lower grade than the Measured category. The estimate is QP-signed, but the effective date is somewhat dated.

Positive factors

  • Indicated resource adds to the overall confidence of the deposit.
  • QP sign-off by Walter La Torre, MAusIMM (CP).

Negative factors

  • Lower grade compared to the Measured category.
  • Effective date of December 31, 2021, makes the estimate nearly a year old at announcement.

Evidence · table

“0.45”

Context: 6,283,667

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

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

inferredLa Cumbre · goldTonnes: 904088Grade: 0.413Grade Unit: g/tContained Metal: 12005Contained Unit: ozView all details
Link to this fact

Identity

Project
La Cumbre
Commodity
gold
Region
colombia
Reported Region
Colombia
Ticker
BAT

Resource scope

Estimate type
resource
Effective date
2021-12-31T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Walter La Torre
Resource group id
resource:e775f4dc3a85affe2313
Deposit or zone
All Mineral Zones
Mining method
open_pit
Ownership percent
100 %

Resource Data

Category
inferred
Tonnes
904088
Grade
0.413
Grade Unit
g/t
Contained Metal
12005
Contained Unit
oz
Cutoff Grade
0.179
Cutoff Unit
Au g/t

Prior Estimate

Resource Date
2021-12-31

Review

Needs Review
No
Historical
No

Dates

Event date
2022-10-06T00:00:00.000Z

Reasoning: The Inferred gold resource provides additional exploration upside but carries the lowest confidence. The estimate is QP-signed, but the effective date is somewhat dated.

Positive factors

  • Adds to the overall resource base and exploration potential.
  • QP sign-off by Walter La Torre, MAusIMM (CP).

Negative factors

  • Inferred category has the lowest geological confidence.
  • Effective date of December 31, 2021, makes the estimate nearly a year old at announcement.

Evidence · table

“0.413”

Context: 904,088

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

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

inferredLa Cumbre · silverTonnes: 904088Grade: 1.32Grade Unit: g/tContained Metal: 38472Contained Unit: ozView all details
Link to this fact

Identity

Project
La Cumbre
Commodity
silver
Region
colombia
Reported Region
Colombia
Ticker
BAT

Resource scope

Estimate type
resource
Effective date
2021-12-31T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Walter La Torre
Resource group id
resource:e775f4dc3a85affe2313
Deposit or zone
All Mineral Zones
Mining method
open_pit
Ownership percent
100 %

Resource Data

Category
inferred
Tonnes
904088
Grade
1.32
Grade Unit
g/t
Contained Metal
38472
Contained Unit
oz
Cutoff Grade
0.179
Cutoff Unit
Au g/t

Prior Estimate

Resource Date
2021-12-31

Review

Needs Review
No
Historical
No

Dates

Event date
2022-10-06T00:00:00.000Z

Reasoning: The Inferred silver resource provides additional exploration upside but carries the lowest confidence. The estimate is QP-signed, but the effective date is somewhat dated.

Positive factors

  • Adds to the overall resource base and exploration potential.
  • QP sign-off by Walter La Torre, MAusIMM (CP).

Negative factors

  • Inferred category has the lowest geological confidence.
  • Effective date of December 31, 2021, makes the estimate nearly a year old at announcement.

Evidence · table

“1.32”

Context: 904,088

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

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

Metallurgical Results (3)

leachingLa Cumbre · goldRecovery: 85.5 %View all details
Link to this fact

Identity

Project
La Cumbre
Commodity
gold
Region
colombia
Reported Region
Colombia
Ticker
BAT

Test Work

Program Status
detailed
Test Type
leaching
Processing Route
leaching with cyanide solution in dynamic pads
Sample
oxide and transition zones

Recovery

Recovery
85.5 %
Recovery Basis
actual_test

Review

Needs Review
No
Historical
No

Dates

Event date
2022-10-06T00:00:00.000Z

Reasoning: The reported 85.5% gold recovery for oxide and transitional materials via cyanide leaching is strong, indicating favorable metallurgical characteristics for these ore types and supporting the economic viability of Phase 1.

Positive factors

  • High gold recovery for oxide and transitional materials via leaching.
  • Recovery is within the strong to exceptional range for heap leach.

Evidence · text

“extraction of gold by leaching with cyanide solution in dynamic pads with estimated recovery of 85.5% in 18 days of spraying”

Tags used in scoring

Byproduct Commodityneutral

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

Why it applies: the release describes a byproduct credit

flotation and gravimetryLa Cumbre · goldRecovery: 80.6 %View all details
Link to this fact

Identity

Project
La Cumbre
Commodity
gold
Region
colombia
Reported Region
Colombia
Ticker
BAT

Test Work

Program Status
detailed
Test Type
flotation and gravimetry
Processing Route
gravimetric and flotation processes followed by CIL
Sample
primary sulfide zone

Recovery

Recovery
80.6 %
Recovery Basis
actual_test

Review

Needs Review
No
Historical
No

Dates

Event date
2022-10-06T00:00:00.000Z

Reasoning: The overall gold recovery of 80.6% for the primary sulfide zone, achieved through gravimetric and flotation processes followed by CIL, is a good result for a more complex ore type, supporting the economics of Phase 2.

Positive factors

  • Good overall gold recovery for primary sulfide material using a combined flowsheet.

Evidence · text

“laboratory tests estimating a recovery of 84.9% between the two concentrates. Subsequently, the concentrates are leached by the CIL process, where a recovery of 95% is estimated, giving an overall recovery of 80.6% gold.”

Tags used in scoring

Mill Routeneutral

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

Why it applies: processing_route matches the mill_cil signal

Byproduct Commodityneutral

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

Why it applies: the release describes a byproduct credit

leachingLa Cumbre · silverRecovery: 46.9 %View all details
Link to this fact

Identity

Project
La Cumbre
Commodity
silver
Region
colombia
Reported Region
Colombia
Ticker
BAT

Test Work

Program Status
detailed
Test Type
leaching
Processing Route
leaching with cyanide solution in dynamic pads
Sample
oxide and transitional materials

Recovery

Recovery
46.9 %
Recovery Basis
actual_test

Review

Needs Review
No
Historical
No

Dates

Event date
2022-10-06T00:00:00.000Z

Reasoning: The 46.9% silver recovery for oxide and transitional materials is moderate, suggesting silver is a byproduct with lower recovery efficiency compared to gold in this processing route.

Negative factors

  • Moderate silver recovery for oxide and transitional materials.

Evidence · table

“46.9%”

Context: Silver Recovery

Tags used in scoring

Low Recoverynegative

Recovery below the weak band for the commodity and processing route.

Why it applies: 46.9% is below the weak band (75%)

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.