Quantum Critical Metals Initiates Rubidium Recovery Program to Advance North American Critical Minerals Supply
Original announcement by tmx on
- Company
- Quantum Critical Metals Corp.
- Ticker
- LEAP
- Exchange
- TSX
- Region
- Québec
- Primary commodity
- Rubidium
- Secondary commodities
- Gallium, Tantalum, Lithium, Cesium
- Document categories
- Metallurgy, Other
- Extracted
- 2026-09-18 06:40:48 UTC
Analysis by Minestarters Atlas
Minestarters Atlas analysis
Summary
Quantum Critical Metals has initiated an advanced metallurgical test work program targeting rubidium recovery at its NMX East project in Québec. The program, conducted in collaboration with the University of British Columbia, aims to optimize a hydrometallurgical flowsheet for rubidium, gallium, tantalum, and lithium.
Reasoning: The company is initiating a metallurgical program to optimize rubidium recovery, supported by high-grade analytical results in mica concentrates.
Positive factors
- Initiation of advanced metallurgical test work
- High-grade enrichment confirmed in mica concentrate
- Engagement of recognized expert from UBC
Facts used in scoring: 4
Classification and evidence
Mill Routeneutral
Processing via mill or concentrator (CIL, CIP, tank leach, flotation).
Why it applies: The company is evaluating a hydrometallurgical flowsheet for extraction.
Evidence · text
“evaluate a hydrometallurgical flowsheet designed to optimize extraction”
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: 4. Some facts used in scoring do not have a stored record.
Metallurgical Results (4)
hydrometallurgicalNMX East Rubidium-Gallium-Cesium Critical Minerals Project · rubidiumHead Grade: 3260Head Grade Unit: g/tView all detailsHide details
Identity
- Project
- NMX East Rubidium-Gallium-Cesium Critical Minerals Project
- Commodity
- rubidium
- Region
- canada_qc
- Reported Region
- Québec
- Ticker
- LEAP
Test Work
- Program Status
- scoping
- Test Type
- hydrometallurgical
- Sample
- mica concentrate from NMX East project
Recovery
- Head Grade
- 3260
- Head Grade Unit
- g/t
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-05-26T00:00:00.000Z
Reasoning: Confirmed high-grade rubidium enrichment in mica concentrate.
Positive factors
- High grade enrichment confirmed
Evidence · text
“Up to 3,260 g/t Rb in coarse fractions”
hydrometallurgicalNMX East Rubidium-Gallium-Cesium Critical Minerals Project · galliumHead Grade: 205Head Grade Unit: g/tView all detailsHide details
Identity
- Project
- NMX East Rubidium-Gallium-Cesium Critical Minerals Project
- Commodity
- gallium
- Region
- canada_qc
- Reported Region
- Québec
- Ticker
- LEAP
Test Work
- Program Status
- scoping
- Test Type
- hydrometallurgical
- Sample
- mica concentrate from NMX East project
Recovery
- Head Grade
- 205
- Head Grade Unit
- g/t
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-05-26T00:00:00.000Z
Reasoning: Reported elevated concentration of gallium in concentrate.
Evidence · text
“Gallium: up to 205 g/t”
hydrometallurgicalNMX East Rubidium-Gallium-Cesium Critical Minerals Project · tantalumHead Grade: 51.4Head Grade Unit: g/tView all detailsHide details
Identity
- Project
- NMX East Rubidium-Gallium-Cesium Critical Minerals Project
- Commodity
- tantalum
- Region
- canada_qc
- Reported Region
- Québec
- Ticker
- LEAP
Test Work
- Program Status
- scoping
- Test Type
- hydrometallurgical
- Sample
- mica concentrate from NMX East project
Recovery
- Head Grade
- 51.4
- Head Grade Unit
- g/t
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-05-26T00:00:00.000Z
Reasoning: Reported elevated concentration of tantalum in concentrate.
Evidence · text
“Tantalum: up to 51.4 g/t”
hydrometallurgicalNMX East Rubidium-Gallium-Cesium Critical Minerals Project · lithiumHead Grade: 816Head Grade Unit: g/tView all detailsHide details
Identity
- Project
- NMX East Rubidium-Gallium-Cesium Critical Minerals Project
- Commodity
- lithium
- Region
- canada_qc
- Reported Region
- Québec
- Ticker
- LEAP
Test Work
- Program Status
- scoping
- Test Type
- hydrometallurgical
- Sample
- mica concentrate from NMX East project
Recovery
- Head Grade
- 816
- Head Grade Unit
- g/t
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-05-26T00:00:00.000Z
Reasoning: Reported elevated concentration of lithium in concentrate.
Evidence · text
“Lithium: up to 816 g/t”
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.