Quantum Identifies Mica as Key Carrier of Critical Elements at NMX East, Quebec
Original announcement by tmx on
- Company
- Quantum Critical Metals Corp.
- Ticker
- LEAP
- Exchange
- TSX
- Region
- Québec
- Primary commodity
- Gallium
- Secondary commodities
- Lithium, Rubidium, Niobium, Tin, Tantalum
- Document categories
- Metallurgy
- Extracted
- 2026-09-18 07:11:48 UTC
Analysis by Minestarters Atlas
Minestarters Atlas analysis
Summary
Quantum Critical Metals Corp. has identified a strong correlation between mica content and the enrichment of critical elements (Ga, Rb, Cs, Li, Nb, Sn, Ta) in pegmatite core from the NMX East project in Quebec. Preliminary assays from hand-selected samples suggest that mica acts as a primary host, which could simplify future hydrometallurgical extraction processes.
Reasoning: The announcement provides preliminary metallurgical/mineralogical data showing mica as a host for critical elements, which is a key de-risking step for their recovery strategy, though the sampling method is non-representative of the resource.
Positive factors
- Strong correlation identified between mica content and critical metal enrichment
- Preliminary results suggest easier metallurgical extraction via mica isolation
- Strategic timing relative to gallium export bans
Negative factors
- Results are from hand-selected grab samples, not representative of the entire interval or ore body
Facts used in scoring: 18
Classification and evidence
Mill Routeneutral
Processing via mill or concentrator (CIL, CIP, tank leach, flotation).
Why it applies: The company mentions using flotation followed by hydrometallurgy acid leaching techniques.
Evidence · text
“can be recovered from mica using processing methods like floatation , followed by hydrometallurgy acid leaching techniques”
Bench Scale Onlynegative
Only preliminary bench tests completed — no locked-cycle or pilot work.
Why it applies: The results are from hand-selected grab samples for mineralogical/metallurgical studies, not large-scale testwork.
Evidence · text
“The samples were hand selected from ¼ cut drill core. The geologist identified the minerals macroscopically and pulled a sample of a few hundred grams.”
Single Domain Onlynegative
Testing limited to one composite or domain — representativeness not established.
Why it applies: only one composite was tested
Extracted facts
Stored fact records: 18. Some facts used in scoring do not have a stored record.
Metallurgical Results (18)
Fact 1NMX East · galliumHead Grade: 93.7Head Grade Unit: ppmView all detailsHide details
Identity
- Project
- NMX East
- Commodity
- gallium
- Region
- canada_qc
- Reported Region
- Québec
- Ticker
- LEAP
Test Work
- Sample
- Sample 1 (mica-rich pegmatite)
Recovery
- Recovery Basis
- unspecified
- Head Grade
- 93.7
- Head Grade Unit
- ppm
Lab
- Laboratory
- AGAT Laboratories
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2025-09-04T00:00:00.000Z
Reasoning: Provides baseline assay for gallium in mica-rich sample.
Negative factors
- Hand-selected sample
Evidence · table
“93.7”
Context: Sample 1
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
Fact 2NMX East · lithiumHead Grade: 391Head Grade Unit: ppmView all detailsHide details
Identity
- Project
- NMX East
- Commodity
- lithium
- Region
- canada_qc
- Reported Region
- Québec
- Ticker
- LEAP
Test Work
- Sample
- Sample 1 (mica-rich pegmatite)
Recovery
- Recovery Basis
- unspecified
- Head Grade
- 391
- Head Grade Unit
- ppm
Lab
- Laboratory
- AGAT Laboratories
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2025-09-04T00:00:00.000Z
Reasoning: Provides baseline assay for lithium in mica-rich sample.
Negative factors
- Hand-selected sample
Evidence · table
“391”
Context: Sample 1
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
Fact 3NMX East · niobiumHead Grade: 180Head Grade Unit: ppmView all detailsHide details
Identity
- Project
- NMX East
- Commodity
- niobium
- Region
- canada_qc
- Reported Region
- Québec
- Ticker
- LEAP
Test Work
- Sample
- Sample 1 (mica-rich pegmatite)
Recovery
- Recovery Basis
- unspecified
- Head Grade
- 180
- Head Grade Unit
- ppm
Lab
- Laboratory
- AGAT Laboratories
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2025-09-04T00:00:00.000Z
Reasoning: Provides baseline assay for niobium in mica-rich sample.
Negative factors
- Hand-selected sample
Evidence · table
“180”
Context: Sample 1
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
Fact 4NMX East · rubidiumHead Grade: 1390Head Grade Unit: ppmView all detailsHide details
Identity
- Project
- NMX East
- Commodity
- rubidium
- Region
- canada_qc
- Reported Region
- Québec
- Ticker
- LEAP
Test Work
- Sample
- Sample 1 (mica-rich pegmatite)
Recovery
- Recovery Basis
- unspecified
- Head Grade
- 1390
- Head Grade Unit
- ppm
Lab
- Laboratory
- AGAT Laboratories
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2025-09-04T00:00:00.000Z
Reasoning: Provides baseline assay for rubidium in mica-rich sample.
Negative factors
- Hand-selected sample
Evidence · table
“1390”
Context: Sample 1
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
Fact 5NMX East · tinHead Grade: 158Head Grade Unit: ppmView all detailsHide details
Identity
- Project
- NMX East
- Commodity
- tin
- Region
- canada_qc
- Reported Region
- Québec
- Ticker
- LEAP
Test Work
- Sample
- Sample 1 (mica-rich pegmatite)
Recovery
- Recovery Basis
- unspecified
- Head Grade
- 158
- Head Grade Unit
- ppm
Lab
- Laboratory
- AGAT Laboratories
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2025-09-04T00:00:00.000Z
Reasoning: Provides baseline assay for tin in mica-rich sample.
Negative factors
- Hand-selected sample
Evidence · table
“158”
Context: Sample 1
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
Fact 6NMX East · tantalumHead Grade: 22.6Head Grade Unit: ppmView all detailsHide details
Identity
- Project
- NMX East
- Commodity
- tantalum
- Region
- canada_qc
- Reported Region
- Québec
- Ticker
- LEAP
Test Work
- Sample
- Sample 1 (mica-rich pegmatite)
Recovery
- Recovery Basis
- unspecified
- Head Grade
- 22.6
- Head Grade Unit
- ppm
Lab
- Laboratory
- AGAT Laboratories
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2025-09-04T00:00:00.000Z
Reasoning: Provides baseline assay for tantalum in mica-rich sample.
Negative factors
- Hand-selected sample
Evidence · table
“22.6”
Context: Sample 1
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
Fact 7NMX East · galliumHead Grade: 186Head Grade Unit: ppmView all detailsHide details
Identity
- Project
- NMX East
- Commodity
- gallium
- Region
- canada_qc
- Reported Region
- Québec
- Ticker
- LEAP
Test Work
- Sample
- Sample 2 (mica-rich pegmatite)
Recovery
- Recovery Basis
- unspecified
- Head Grade
- 186
- Head Grade Unit
- ppm
Lab
- Laboratory
- AGAT Laboratories
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2025-09-04T00:00:00.000Z
Reasoning: High gallium grade in high-mica sample supports host theory.
Positive factors
- High enrichment in mica-rich sample
Negative factors
- Hand-selected sample
Evidence · table
“186”
Context: Sample 2
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
Fact 8NMX East · lithiumHead Grade: 959Head Grade Unit: ppmView all detailsHide details
Identity
- Project
- NMX East
- Commodity
- lithium
- Region
- canada_qc
- Reported Region
- Québec
- Ticker
- LEAP
Test Work
- Sample
- Sample 2 (mica-rich pegmatite)
Recovery
- Recovery Basis
- unspecified
- Head Grade
- 959
- Head Grade Unit
- ppm
Lab
- Laboratory
- AGAT Laboratories
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2025-09-04T00:00:00.000Z
Reasoning: High lithium grade in high-mica sample supports host theory.
Positive factors
- High enrichment in mica-rich sample
Negative factors
- Hand-selected sample
Evidence · table
“959”
Context: Sample 2
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
Fact 9NMX East · niobiumHead Grade: 320Head Grade Unit: ppmView all detailsHide details
Identity
- Project
- NMX East
- Commodity
- niobium
- Region
- canada_qc
- Reported Region
- Québec
- Ticker
- LEAP
Test Work
- Sample
- Sample 2 (mica-rich pegmatite)
Recovery
- Recovery Basis
- unspecified
- Head Grade
- 320
- Head Grade Unit
- ppm
Lab
- Laboratory
- AGAT Laboratories
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2025-09-04T00:00:00.000Z
Reasoning: High niobium grade in high-mica sample supports host theory.
Positive factors
- High enrichment in mica-rich sample
Negative factors
- Hand-selected sample
Evidence · table
“320”
Context: Sample 2
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
Fact 10NMX East · rubidiumHead Grade: 3220Head Grade Unit: ppmView all detailsHide details
Identity
- Project
- NMX East
- Commodity
- rubidium
- Region
- canada_qc
- Reported Region
- Québec
- Ticker
- LEAP
Test Work
- Sample
- Sample 2 (mica-rich pegmatite)
Recovery
- Recovery Basis
- unspecified
- Head Grade
- 3220
- Head Grade Unit
- ppm
Lab
- Laboratory
- AGAT Laboratories
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2025-09-04T00:00:00.000Z
Reasoning: High rubidium grade in high-mica sample supports host theory.
Positive factors
- High enrichment in mica-rich sample
Negative factors
- Hand-selected sample
Evidence · table
“3220”
Context: Sample 2
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
Fact 11NMX East · tinHead Grade: 347Head Grade Unit: ppmView all detailsHide details
Identity
- Project
- NMX East
- Commodity
- tin
- Region
- canada_qc
- Reported Region
- Québec
- Ticker
- LEAP
Test Work
- Sample
- Sample 2 (mica-rich pegmatite)
Recovery
- Recovery Basis
- unspecified
- Head Grade
- 347
- Head Grade Unit
- ppm
Lab
- Laboratory
- AGAT Laboratories
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2025-09-04T00:00:00.000Z
Reasoning: High tin grade in high-mica sample supports host theory.
Positive factors
- High enrichment in mica-rich sample
Negative factors
- Hand-selected sample
Evidence · table
“347”
Context: Sample 2
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
Fact 12NMX East · tantalumHead Grade: 71.5Head Grade Unit: ppmView all detailsHide details
Identity
- Project
- NMX East
- Commodity
- tantalum
- Region
- canada_qc
- Reported Region
- Québec
- Ticker
- LEAP
Test Work
- Sample
- Sample 2 (mica-rich pegmatite)
Recovery
- Recovery Basis
- unspecified
- Head Grade
- 71.5
- Head Grade Unit
- ppm
Lab
- Laboratory
- AGAT Laboratories
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2025-09-04T00:00:00.000Z
Reasoning: High tantalum grade in high-mica sample supports host theory.
Positive factors
- High enrichment in mica-rich sample
Negative factors
- Hand-selected sample
Evidence · table
“71.5”
Context: Sample 2
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
Fact 13NMX East · galliumHead Grade: 21.3Head Grade Unit: ppmView all detailsHide details
Identity
- Project
- NMX East
- Commodity
- gallium
- Region
- canada_qc
- Reported Region
- Québec
- Ticker
- LEAP
Test Work
- Sample
- Sample 3 (low-mica pegmatite)
Recovery
- Recovery Basis
- unspecified
- Head Grade
- 21.3
- Head Grade Unit
- ppm
Lab
- Laboratory
- AGAT Laboratories
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2025-09-04T00:00:00.000Z
Reasoning: Low gallium grade in low-mica sample supports the correlation theory.
Negative factors
- Low grade in low-mica sample
Evidence · table
“21.3”
Context: Sample 3
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
Fact 14NMX East · lithiumHead Grade: 23Head Grade Unit: ppmView all detailsHide details
Identity
- Project
- NMX East
- Commodity
- lithium
- Region
- canada_qc
- Reported Region
- Québec
- Ticker
- LEAP
Test Work
- Sample
- Sample 3 (low-mica pegmatite)
Recovery
- Recovery Basis
- unspecified
- Head Grade
- 23
- Head Grade Unit
- ppm
Lab
- Laboratory
- AGAT Laboratories
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2025-09-04T00:00:00.000Z
Reasoning: Low lithium grade in low-mica sample supports the correlation theory.
Negative factors
- Low grade in low-mica sample
Evidence · table
“23”
Context: Sample 3
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
Fact 15NMX East · niobiumHead Grade: 10Head Grade Unit: ppmView all detailsHide details
Identity
- Project
- NMX East
- Commodity
- niobium
- Region
- canada_qc
- Reported Region
- Québec
- Ticker
- LEAP
Test Work
- Sample
- Sample 3 (low-mica pegmatite)
Recovery
- Recovery Basis
- unspecified
- Head Grade
- 10
- Head Grade Unit
- ppm
Lab
- Laboratory
- AGAT Laboratories
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2025-09-04T00:00:00.000Z
Reasoning: Low niobium grade in low-mica sample supports the correlation theory.
Negative factors
- Low grade in low-mica sample
Evidence · table
“10”
Context: Sample 3
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
Fact 16NMX East · rubidiumHead Grade: 1180Head Grade Unit: ppmView all detailsHide details
Identity
- Project
- NMX East
- Commodity
- rubidium
- Region
- canada_qc
- Reported Region
- Québec
- Ticker
- LEAP
Test Work
- Sample
- Sample 3 (low-mica pegmatite)
Recovery
- Recovery Basis
- unspecified
- Head Grade
- 1180
- Head Grade Unit
- ppm
Lab
- Laboratory
- AGAT Laboratories
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2025-09-04T00:00:00.000Z
Reasoning: Low rubidium grade in low-mica sample supports the correlation theory.
Negative factors
- Low grade in low-mica sample
Evidence · table
“1180”
Context: Sample 3
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
Fact 17NMX East · tinHead Grade: 4Head Grade Unit: ppmView all detailsHide details
Identity
- Project
- NMX East
- Commodity
- tin
- Region
- canada_qc
- Reported Region
- Québec
- Ticker
- LEAP
Test Work
- Sample
- Sample 3 (low-mica pegmatite)
Recovery
- Recovery Basis
- unspecified
- Head Grade
- 4
- Head Grade Unit
- ppm
Lab
- Laboratory
- AGAT Laboratories
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2025-09-04T00:00:00.000Z
Reasoning: Low tin grade in low-mica sample supports the correlation theory.
Negative factors
- Low grade in low-mica sample
Evidence · table
“4”
Context: Sample 3
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
Fact 18NMX East · tantalumHead Grade: 1.4Head Grade Unit: ppmView all detailsHide details
Identity
- Project
- NMX East
- Commodity
- tantalum
- Region
- canada_qc
- Reported Region
- Québec
- Ticker
- LEAP
Test Work
- Sample
- Sample 3 (low-mica pegmatite)
Recovery
- Recovery Basis
- unspecified
- Head Grade
- 1.4
- Head Grade Unit
- ppm
Lab
- Laboratory
- AGAT Laboratories
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2025-09-04T00:00:00.000Z
Reasoning: Low tantalum grade in low-mica sample supports the correlation theory.
Negative factors
- Low grade in low-mica sample
Evidence · table
“1.4”
Context: Sample 3
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
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.