Copper Giant Initiates Next Phase Metallurgical Testing At Mocoa As Part Of Integrated Strategy for the 2026 PEA Advancement

Original announcement by tmx on

Company
Copper Giant Resources Corp.
Ticker
CGNT
Exchange
TSX
Region
Putumayo, Colombia
Primary commodity
Copper
Secondary commodities
Molybdenum
Document categories
Metallurgy, Resource update
Extracted
2026-09-19 15:02:47 UTC

Analysis by Minestarters Atlas

Minestarters Atlas analysis

Summary

Copper Giant Resources Corp. has initiated a new phase of metallurgical testing at its Mocoa copper-molybdenum porphyry project in Colombia, engaging SGS Canada and independent consultant Frank Wright. This program aims to provide PEA-level technical confidence through variability testing and circuit refinement, building on previous bench-scale flotation results.

Reasoning: The company is advancing its metallurgical program with high-quality oversight (SGS and independent consultant) to support a forthcoming PEA, building on strong baseline recoveries.

Positive factors

  • Engagement of independent consultant and certified lab (SGS)
  • High historical copper and molybdenum recoveries
  • Large scale porphyry resource mentioned
  • Clear path toward PEA advancement

Negative factors

  • Current metallurgical results are based on historical/bench-scale testing

Facts used in scoring: 6

Classification and evidence

Mill Routeneutral

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

Why it applies: Testing involves flotation circuit refinement and conventional processing.

Evidence · text

“Mocoa mineralization responds well to conventional flotation processing”

QA/QC Disclosedpositive · Story-specific tag

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: The release names SGS Canada as a certified and independent laboratory and engages an independent consultant.

Evidence · text

“selection of SGS Canada ( "SGS" ) as the certified and independent company to execute the next phase of metallurgical testing”

Inferred Resourcenegative

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

Why it applies: The reported resource is explicitly stated as Inferred.

Evidence · text

“comprises Inferred resources of 12.7 billion pounds (Blbs) copper-equivalent”

Resource Updateneutral

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

Why it applies: The source explicitly discloses a revised resource estimate

Evidence · text

“Updated Mineral Resource Estimate”

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

Resource Estimates (2)

inferredMocoa · copperTonnes: 1120000000Grade: 0.31Grade Unit: %Contained Metal: 7.7Contained Unit: blbsView all details
Link to this fact

Identity

Project
Mocoa
Commodity
copper
Region
colombia
Reported Region
Putumayo, Colombia
Ticker
CGNT

Resource scope

Estimate type
resource
Effective date
2025-12-23T00:00:00.000Z
Reporting standards
ni_43_101
Resource group id
resource:f8ce1b41d3eae6911dd6
Deposit or zone
The

Resource Data

Category
inferred
Tonnes
1120000000
Grade
0.31
Grade Unit
%
Contained Metal
7.7
Contained Unit
blbs

Prior Estimate

Resource Date
2025-12-23

Metal Equivalent

Metal Eq. Grade
0.51
Metal Eq. Unit
% CuEq

Review

Needs Review
No
Historical
No

Dates

Event date
2026-03-02T00:00:00.000Z

Reasoning: Large scale inferred resource reported.

Positive factors

  • Large scale resource

Negative factors

  • 100% Inferred

Evidence · text

“comprises Inferred resources of 12.7 billion pounds (Blbs) copper-equivalent (CuEq*) at an average grade of 0.51% CuEq*, including 7.7 Blbs of copper at 0.31% Cu”

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

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

Resource Updateneutral

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

Why it applies: the release compares against a previous estimate

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

inferredMocoa · molybdenumTonnes: 1120000000Grade: 0.039Grade Unit: %Contained Metal: 1Contained Unit: blbsView all details
Link to this fact

Identity

Project
Mocoa
Commodity
molybdenum
Region
colombia
Reported Region
Putumayo, Colombia
Ticker
CGNT

Resource scope

Estimate type
resource
Effective date
2025-12-23T00:00:00.000Z
Reporting standards
ni_43_101
Resource group id
resource:28a60ef0d40f66b00d5e

Resource Data

Category
inferred
Tonnes
1120000000
Grade
0.039
Grade Unit
%
Contained Metal
1
Contained Unit
blbs

Prior Estimate

Resource Date
2025-12-23

Review

Needs Review
No
Historical
No

Dates

Event date
2026-03-02T00:00:00.000Z

Reasoning: Molybdenum component of the inferred resource.

Evidence · text

“1.0 Blbs of molybdenum at 0.039% Mo”

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

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

Resource Updateneutral

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

Why it applies: the release compares against a previous estimate

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

Metallurgical Results (4)

flotationMocoa · copperRecovery: 92 %View all details
Link to this fact

Identity

Project
Mocoa
Commodity
copper
Region
colombia
Reported Region
Putumayo, Colombia
Ticker
CGNT

Test Work

Program Status
preliminary
Test Type
flotation
Processing Route
flotation
Sample
representative composite sample

Recovery

Recovery
92 %
Recovery Basis
actual_test

Review

Needs Review
No
Historical
No

Dates

Event date
2026-03-02T00:00:00.000Z

Reasoning: Initial bench-scale flotation testing showed strong copper recoveries.

Positive factors

  • High recovery reported

Evidence · text

“initial bench-scale flotation testing demonstrated rougher copper recoveries of up to 92%”

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: 92% is at or above the exceptional band (92%)

flotationMocoa · molybdenumRecovery: 97 %View all details
Link to this fact

Identity

Project
Mocoa
Commodity
molybdenum
Region
colombia
Reported Region
Putumayo, Colombia
Ticker
CGNT

Test Work

Program Status
preliminary
Test Type
flotation
Processing Route
flotation
Sample
representative composite sample

Recovery

Recovery
97 %
Recovery Basis
actual_test

Review

Needs Review
No
Historical
No

Dates

Event date
2026-03-02T00:00:00.000Z

Reasoning: Initial bench-scale flotation testing showed strong molybdenum recoveries.

Positive factors

  • High recovery reported

Evidence · text

“rougher molybdenum recoveries of up to 97%”

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

flotationMocoa · copperRecovery: 85.9 %View all details
Link to this fact

Identity

Project
Mocoa
Commodity
copper
Region
colombia
Reported Region
Putumayo, Colombia
Ticker
CGNT

Test Work

Program Status
preliminary
Test Type
flotation
Processing Route
flotation
Sample
historical open-cycle metallurgical testing

Recovery

Recovery
85.9 %
Recovery Basis
actual_test

Review

Needs Review
No
Historical
No

Dates

Event date
2026-03-02T00:00:00.000Z

Reasoning: Historical open-cycle testing produced a copper concentrate.

Evidence · text

“produced a copper concentrate grading 24.2% Cu with a recovery of 85.9%”

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

flotationMocoa · molybdenumRecovery: 82.7 %View all details
Link to this fact

Identity

Project
Mocoa
Commodity
molybdenum
Region
colombia
Reported Region
Putumayo, Colombia
Ticker
CGNT

Test Work

Program Status
preliminary
Test Type
flotation
Processing Route
flotation
Sample
historical open-cycle metallurgical testing

Recovery

Recovery
82.7 %
Recovery Basis
actual_test

Review

Needs Review
No
Historical
No

Dates

Event date
2026-03-02T00:00:00.000Z

Reasoning: Historical open-cycle testing produced a molybdenum concentrate.

Evidence · text

“a molybdenum concentrate grading 55.14% Mo with a recovery of 82.7%”

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

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.