Canadian North Resources Inc. Reports Extraction Rates of 99% Nickel, 98% Cobalt and 90.6% Copper in the Second Set of Bioleaching Tests for the Ferguson Lake Project in Canada
Original announcement by tmx on
- Company
- Canadian North Resources Inc.
- Ticker
- CNRI
- Exchange
- TSX
- Region
- Nunavut, Canada
- Primary commodity
- Nickel
- Secondary commodities
- Cobalt, Copper, Palladium, Platinum, Gold
- Document categories
- Metallurgy
- Extracted
- 2026-08-21 06:48:20 UTC
Analysis by Minestarters Atlas
Minestarters Atlas analysis
Summary
Canadian North Resources reported successful second-set bioleaching test results for the Ferguson Lake Project, achieving up to 99% nickel, 98% cobalt, and 90.6% copper extraction. The tests demonstrated a self-sustaining process at low temperatures (52-65°C) and showed promising cyanide leach recoveries for gold and PGMs from the bioleaching residues.
Reasoning: The second set of bioleaching tests confirmed exceptionally high extraction rates for nickel (up to 99.4%) and cobalt (up to 99.3%) at low temperatures, with a self-sustaining mechanism that could significantly reduce OPEX.
Positive factors
- High extraction rates for Ni, Co, and Cu
- Self-sustaining bioleaching process (low energy/acid requirement)
- High PGM and gold recoveries from residues
Negative factors
- Bench-scale testing only
Facts used in scoring: 9
Classification and evidence
High Recoverypositive
Recovery at or above the exceptional band for the commodity and processing route.
Why it applies: Nickel, cobalt, and copper recoveries reached up to 99%, 99%, and 90% respectively.
Evidence · text
“High metal extractions with 99% Ni, 98% Co and 90.6% Cu confirmed”
Bench Scale Onlynegative
Only preliminary bench tests completed — no locked-cycle or pilot work.
Why it applies: The release describes the results as 'bench-scale tests'.
Evidence · text
“confirmed in the second set of bioleaching lab-scale tests”
QP/CP Signedpositive · Story-specific tag
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: Dr. Trevor Boyd, P.Geo. is named as the Qualified Person who reviewed and approved the release.
Evidence · text
“Qualified Person: Dr. Trevor Boyd, P.Geo.”
Extracted facts
Stored fact records: 9. Some facts used in scoring do not have a stored record.
Metallurgical Results (9)
Fact 1copperRecovery: 65.2 %Head Grade: 1.08Head Grade Unit: %View all detailsHide details
Identity
- Commodity
- copper
- Ticker
- CNRI
Test Work
- Sample
- J10228 52C massive sulphide
- Leach Time
- 432 hours
Recovery
- Recovery
- 65.2 %
- Recovery Basis
- actual_test
- Head Grade
- 1.08
- Head Grade Unit
- %
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2025-10-07T00:00:00.000Z
Reasoning: 65.2% Cu recovery at 18 days is moderate for this process.
Evidence · table
“65.2”
Context: 1.08
Fact 2nickelRecovery: 81.5 %Head Grade: 0.97Head Grade Unit: %View all detailsHide details
Identity
- Commodity
- nickel
- Ticker
- CNRI
Test Work
- Sample
- J10228 52C massive sulphide
- Leach Time
- 432 hours
Recovery
- Recovery
- 81.5 %
- Recovery Basis
- actual_test
- Head Grade
- 0.97
- Head Grade Unit
- %
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2025-10-07T00:00:00.000Z
Reasoning: 81.5% Ni recovery at 18 days.
Evidence · table
“81.5”
Context: 1.08
Fact 3cobaltRecovery: 86.8 %Head Grade: 0.095Head Grade Unit: %View all detailsHide details
Identity
- Commodity
- cobalt
- Ticker
- CNRI
Test Work
- Sample
- J10228 52C massive sulphide
- Leach Time
- 432 hours
Recovery
- Recovery
- 86.8 %
- Recovery Basis
- actual_test
- Head Grade
- 0.095
- Head Grade Unit
- %
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2025-10-07T00:00:00.000Z
Reasoning: 86.8% Co recovery at 18 days.
Evidence · table
“86.8”
Context: 1.08
Fact 4copperRecovery: 90.6 %Head Grade: 1.08Head Grade Unit: %View all detailsHide details
Identity
- Commodity
- copper
- Ticker
- CNRI
Test Work
- Sample
- J10245 65C massive sulphide
- Leach Time
- 1320 hours
Recovery
- Recovery
- 90.6 %
- Recovery Basis
- actual_test
- Head Grade
- 1.08
- Head Grade Unit
- %
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2025-10-07T00:00:00.000Z
Reasoning: 90.6% Cu recovery is exceptional for this process.
Positive factors
- Exceptional copper recovery
Evidence · table
“90.6”
Context: 1.08
Fact 5nickelRecovery: 99 %Head Grade: 0.97Head Grade Unit: %View all detailsHide details
Identity
- Commodity
- nickel
- Ticker
- CNRI
Test Work
- Sample
- J10245 65C massive sulphide
- Leach Time
- 1320 hours
Recovery
- Recovery
- 99 %
- Recovery Basis
- actual_test
- Head Grade
- 0.97
- Head Grade Unit
- %
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2025-10-07T00:00:00.000Z
Reasoning: 99.0% Ni recovery is exceptional.
Positive factors
- Exceptional nickel recovery
Evidence · table
“99.0”
Context: 1.08
Fact 6cobaltRecovery: 99.3 %Head Grade: 0.095Head Grade Unit: %View all detailsHide details
Identity
- Commodity
- cobalt
- Ticker
- CNRI
Test Work
- Sample
- J10245 65C massive sulphide
- Leach Time
- 1320 hours
Recovery
- Recovery
- 99.3 %
- Recovery Basis
- actual_test
- Head Grade
- 0.095
- Head Grade Unit
- %
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2025-10-07T00:00:00.000Z
Reasoning: 99.3% Co recovery is exceptional.
Positive factors
- Exceptional cobalt recovery
Evidence · table
“99.3”
Context: 1.08
Fact 7goldRecovery: 83.5 %Head Grade: 0.004Head Grade Unit: g/tView all detailsHide details
Identity
- Commodity
- gold
- Ticker
- CNRI
Test Work
- Sample
- J10227 MS55 Res CN Leach Residue
Recovery
- Recovery
- 83.5 %
- Recovery Basis
- actual_test
- Head Grade
- 0.004
- Head Grade Unit
- g/t
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2025-10-07T00:00:00.000Z
Reasoning: 83.5% gold recovery from bioleach residues via CN leach.
Evidence · table
“83.5”
Context: 0.004
Fact 8palladiumRecovery: 82.2 %Head Grade: 0.325Head Grade Unit: g/tView all detailsHide details
Identity
- Commodity
- palladium
- Ticker
- CNRI
Test Work
- Sample
- J10227 MS55 Res CN Leach Residue
Recovery
- Recovery
- 82.2 %
- Recovery Basis
- actual_test
- Head Grade
- 0.325
- Head Grade Unit
- g/t
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2025-10-07T00:00:00.000Z
Reasoning: 82.2% Pd recovery from bioleach residues via CN leach.
Evidence · table
“82.2”
Context: 0.325
Fact 9platinumRecovery: 40.8 %Head Grade: 0.324Head Grade Unit: g/tView all detailsHide details
Identity
- Commodity
- platinum
- Ticker
- CNRI
Test Work
- Sample
- J10227 MS55 Res CN Leach Residue
Recovery
- Recovery
- 40.8 %
- Recovery Basis
- actual_test
- Head Grade
- 0.324
- Head Grade Unit
- g/t
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2025-10-07T00:00:00.000Z
Reasoning: 40.8% Pt recovery is relatively low compared to other metals.
Negative factors
- Low platinum recovery
Evidence · table
“40.8”
Context: 0.324
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.