Regulus Reports Positive Nuton(TM) Technologies Extraction Rates on AntaKori Mineralization From Phase One Program
Original announcement by tmx on
- Company
- Regulus Resources Inc.
- Ticker
- REG
- Exchange
- TSX
- Region
- Peru
- Primary commodity
- Copper
- Secondary commodities
- Gold, Silver
- Document categories
- Metallurgy
- Extracted
- 2026-09-16 19:21:14 UTC
Analysis by Minestarters Atlas
Minestarters Atlas analysis
Summary
Regulus Resources Inc. has reported positive copper extraction rates of up to 95% using Nuton's proprietary sulphide leach technology on AntaKori mineralization. The phase one shaker flask testing covered high sulphidation, skarn, and breccia/porphyry styles, prompting the definition of a phase two column testing program.
Reasoning: The announcement reports successful preliminary copper extraction rates using proprietary technology, providing a technical de-risking signal for the AntaKori project, though results are currently limited to small-scale laboratory tests.
Positive factors
- High copper extraction rates (up to 95%)
- Successful phase one shaker flask testing
- Clear pathway to phase two column testing
- Strategic partnership with Nuton (Rio Tinto venture)
Negative factors
- Small scale shaker flask tests may not predict commercial scale results
- Testing limited to specific mineralization styles
Facts used in scoring: 3
Classification and evidence
Mill Routeneutral
Processing via mill or concentrator (CIL, CIP, tank leach, flotation).
Why it applies: The flowsheet is described as a bio-heap leach flowsheet involving crushed and agglomerated feed.
Evidence · text
“The Nuton flowsheet is a conventional crushed and agglomerated feed, bio-heap leach flow sheet”
Bench Scale Onlynegative
Only preliminary bench tests completed — no locked-cycle or pilot work.
Why it applies: Phase one results were obtained using small scale shaker flask tests.
Evidence · text
“This round of test work utilized relatively small samples and was completed in shaker flasks.”
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 a Qualified Person (Dr. Kevin B. Heather) who reviewed and approved the technical data.
Evidence · text
“The scientific and technical data contained in this news release pertaining to the AntaKori project has been reviewed and approved by Dr. Kevin B. Heather”
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 leach")
Multi-Domain Testedpositive
Variability across ore domains (oxide, transition, fresh) has been addressed.
Why it applies: 3 distinct composites were tested
Extracted facts
Stored fact records: 3. Some facts used in scoring do not have a stored record.
Metallurgical Results (3)
shaker flaskAntaKori · copperRecovery: 95 %View all detailsHide details
Identity
- Project
- AntaKori
- Commodity
- copper
- Region
- peru
- Reported Region
- Peru
- Ticker
- REG
Test Work
- Program Status
- preliminary
- Test Type
- shaker flask
- Processing Route
- crushed and agglomerated feed, bio-heap leach flow sheet
- Sample
- high sulphidation mineralization composite
Recovery
- Recovery
- 95 %
- Recovery Basis
- actual_test
Lab
- Laboratory
- Nuton
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2023-07-06T00:00:00.000Z
Reasoning: Exceptional extraction rate for high sulphidation mineralization in preliminary testing.
Positive factors
- High extraction rate of 95%
Evidence · text
“Copper extraction rates up to 95% for samples from high sulphidation mineralization”
Tags used in scoring
Heap Leach Routeneutral
Processing via heap leach — lower CAPEX and OPEX, lower recovery expected.
Why it applies: processing_route matches the heap_leach 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 (80%)
shaker flaskAntaKori · copperRecovery: 85 %View all detailsHide details
Identity
- Project
- AntaKori
- Commodity
- copper
- Region
- peru
- Reported Region
- Peru
- Ticker
- REG
Test Work
- Program Status
- preliminary
- Test Type
- shaker flask
- Processing Route
- crushed and agglomerated feed, bio-heap leach flow sheet
- Sample
- skarn-style mineralization composite
Recovery
- Recovery
- 85 %
- Recovery Basis
- actual_test
Lab
- Laboratory
- Nuton
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2023-07-06T00:00:00.000Z
Reasoning: Strong extraction rate for skarn-style mineralization.
Positive factors
- Strong extraction rate of 85%
Evidence · text
“Copper extraction rates up to 85% for samples from skarn-style mineralization”
Tags used in scoring
Heap Leach Routeneutral
Processing via heap leach — lower CAPEX and OPEX, lower recovery expected.
Why it applies: processing_route matches the heap_leach signal
High Recoverypositive
Recovery at or above the exceptional band for the commodity and processing route.
Why it applies: 85% is at or above the exceptional band (80%)
shaker flaskAntaKori · copperRecovery: 75 %View all detailsHide details
Identity
- Project
- AntaKori
- Commodity
- copper
- Region
- peru
- Reported Region
- Peru
- Ticker
- REG
Test Work
- Program Status
- preliminary
- Test Type
- shaker flask
- Processing Route
- crushed and agglomerated feed, bio-heap leach flow sheet
- Sample
- breccia/porphyry style mineralization composite
Recovery
- Recovery
- 75 %
- Recovery Basis
- actual_test
Lab
- Laboratory
- Nuton
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2023-07-06T00:00:00.000Z
Reasoning: Moderate extraction rate for breccia/porphyry style mineralization.
Positive factors
- Positive extraction rate of 75%
Evidence · text
“Copper extraction rates up to 75% for samples from breccia/porphyry style mineralization”
Tags used in scoring
Heap Leach Routeneutral
Processing via heap leach — lower CAPEX and OPEX, lower recovery expected.
Why it applies: processing_route matches the heap_leach 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.