# Quantum Critical Metals Initiates Rubidium Recovery Program to Advance North American Critical Minerals Supply Canonical Atlas analysis: https://atlas-extractions.minestarters.com/news/quantum-critical-metals-initiates-rubidium-recovery-program-to-advance-north-ame--77d611f4-1468-4967-884b-5e86027c5a78 Original source: https://money.tmx.com/en/quote/LEAP/news/7302031309916487/quantum-critical-metals-initiates-rubidium-recovery-program-to-advance-north-ame Publisher: tmx Original announcement: 2026-05-26T13:00:00.000Z Analysis by Minestarters Atlas Atlas analysis published: Unknown date Atlas analysis updated: Unknown date - 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 Narrative sentiment: 0.60 · Bullish ## Minestarters Atlas 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 factor: Initiation of advanced metallurgical test work - Positive factor: High-grade enrichment confirmed in mica concentrate - Positive factor: Engagement of recognized expert from UBC Facts used in scoring: 4 ## Classification and evidence **Mill Route** Polarity: neutral Definition: 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 Only** Polarity: negative Definition: 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) ### hydrometallurgical [Link to this fact](https://atlas-extractions.minestarters.com/news/quantum-critical-metals-initiates-rubidium-recovery-program-to-advance-north-ame--77d611f4-1468-4967-884b-5e86027c5a78#fact-metallurgical-facts-0) NMX East Rubidium-Gallium-Cesium Critical Minerals Project · rubidium #### 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 factor: High grade enrichment confirmed Evidence · text > Up to 3,260 g/t Rb in coarse fractions ### hydrometallurgical [Link to this fact](https://atlas-extractions.minestarters.com/news/quantum-critical-metals-initiates-rubidium-recovery-program-to-advance-north-ame--77d611f4-1468-4967-884b-5e86027c5a78#fact-metallurgical-facts-1) NMX East Rubidium-Gallium-Cesium Critical Minerals Project · gallium #### 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 ### hydrometallurgical [Link to this fact](https://atlas-extractions.minestarters.com/news/quantum-critical-metals-initiates-rubidium-recovery-program-to-advance-north-ame--77d611f4-1468-4967-884b-5e86027c5a78#fact-metallurgical-facts-2) NMX East Rubidium-Gallium-Cesium Critical Minerals Project · tantalum #### 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 ### hydrometallurgical [Link to this fact](https://atlas-extractions.minestarters.com/news/quantum-critical-metals-initiates-rubidium-recovery-program-to-advance-north-ame--77d611f4-1468-4967-884b-5e86027c5a78#fact-metallurgical-facts-3) NMX East Rubidium-Gallium-Cesium Critical Minerals Project · lithium #### 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.