# ACLARA ANNOUNCES UPDATE ON ITS RARE EARTHS SEPARATION PROJECT Canonical Atlas analysis: https://atlas-extractions.minestarters.com/news/aclara-announces-update-on-its-rare-earths-separation-project--4212a6ab-39fe-459f-9b88-b2fefe8877b9 Original source: https://www.sedarplus.ca/csa-party/records/document.html?id=d938e4b7d7b02e8d00a445a282da3e87a3003bf5d13b4dc55a6cc862852d5970 Publisher: research Original announcement: Unknown date Analysis by Minestarters Atlas Atlas analysis published: 2026-11-03T12:13:52.048Z Atlas analysis updated: 2026-11-03T12:13:52.048Z - Company: Aclara Resources Inc. - Ticker: ARA - Exchange: TSX - Region: Unavailable - Primary commodity: Rare earths - Secondary commodities: Neodymium, Praseodymium, Dysprosium, Terbium - Document categories: Metallurgy, Other - Extracted: 2026-11-03 12:13:52 UTC Narrative sentiment: 0.42 · Bullish ## Minestarters Atlas summary Aclara announced completion of a conceptual engineering study for its rare earths separation project, developed with Saskatchewan Research Council and based on solvent extraction. The company said the concept achieves over 99.5% purity and expected recoveries of 94% for NdPr, 92% for Dy and 91% for Tb, while estimating initial CAPEX of US$354 million and OPEX of US$12/kg REO. It also said it will continue with trade-off chemistry, location analysis and metallurgical testing/optimization. Reasoning: The release reports a conceptual engineering study and preliminary flowsheet results for a rare earth separation project, which is materially positive but still early-stage and not yet optimized. - Positive factor: Completion of a conceptual engineering study for the REE separation project - Positive factor: Expected metallurgical recoveries of 94% for NdPr, 92% for Dy and 91% for Tb - Positive factor: Uses solvent extraction technology with hydrochloric acid chemistry - Positive factor: Initial CAPEX and OPEX estimates were provided - Negative factor: Study is conceptual and the release describes the CAPEX and OPEX as unoptimized - Negative factor: Next steps still include bench scale and mini-pilot testing - Negative factor: No project location for the contemplated separation facility was stated Facts used in scoring: 3 ## Classification and evidence **Mill Route** Polarity: neutral Definition: Processing via mill or concentrator \(CIL, CIP, tank leach, flotation\). Why it applies: The release states that the separation flowsheet concept is based on solvent extraction and uses hydrochloric acid chemistry. Evidence · text > The separation flowsheet concept, based on solvent extraction **High Recovery** Polarity: positive Definition: Recovery at or above the exceptional band for the commodity and processing route. Why it applies: Expected recoveries of 94% for NdPr, 92% for Dy and 91% for Tb are strong outcomes for the separation concept. Evidence · text > Expected metallurgical recoveries of 94% for NdPr, 92% for Dy and 91% for Tb. **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: 3. Some facts used in scoring do not have a stored record. ## Metallurgical Results (3) ### bench scale and mini-pilot testing [Link to this fact](https://atlas-extractions.minestarters.com/news/aclara-announces-update-on-its-rare-earths-separation-project--4212a6ab-39fe-459f-9b88-b2fefe8877b9#fact-metallurgical-facts-0) Aclara Technologies separation project · rare\_earths #### Identity - Project: Aclara Technologies separation project - Commodity: rare\_earths - Ticker: ARA #### Test Work - Program Status: scoping - Test Type: bench scale and mini-pilot testing - Processing Route: solvent extraction with hydrochloric acid chemistry - Sample: conceptual engineering study for its rare earths separation project #### Recovery - Recovery: 94 % - Recovery Basis: actual\_test #### Reagents - Reagent Notes: The flowsheet process employs solvent extraction technology with hydrochloric acid chemistry. #### Location - Loc. Confidence: inferred #### Review - Needs Review: No - Historical: No Reasoning: The release states expected metallurgical recoveries for NdPr of 94% as part of a conceptual separation study, which is encouraging but still preliminary. - Positive factor: Conceptual engineering study completed - Positive factor: Expected metallurgical recovery of 94% for NdPr - Positive factor: Flowsheet uses solvent extraction with hydrochloric acid chemistry - Negative factor: Conceptual-level work only - Negative factor: Next-stage testing and optimization are still planned Evidence · text > Expected metallurgical recoveries of 94% for NdPr #### Tags used in scoring **Pilot Scale Complete** Polarity: positive Definition: Pilot or demonstration plant testing completed under continuous operation. Why it applies: test\_type names pilot-scale work ### bench scale and mini-pilot testing [Link to this fact](https://atlas-extractions.minestarters.com/news/aclara-announces-update-on-its-rare-earths-separation-project--4212a6ab-39fe-459f-9b88-b2fefe8877b9#fact-metallurgical-facts-1) Aclara Technologies separation project · dysprosium #### Identity - Project: Aclara Technologies separation project - Commodity: dysprosium - Ticker: ARA #### Test Work - Program Status: scoping - Test Type: bench scale and mini-pilot testing - Processing Route: solvent extraction with hydrochloric acid chemistry - Sample: conceptual engineering study for its rare earths separation project #### Recovery - Recovery: 92 % - Recovery Basis: actual\_test #### Reagents - Reagent Notes: The flowsheet process employs solvent extraction technology with hydrochloric acid chemistry. #### Location - Loc. Confidence: inferred #### Review - Needs Review: No - Historical: No Reasoning: The release reports a high expected recovery for dysprosium in the new separation concept, but it remains at the conceptual study stage. - Positive factor: Expected metallurgical recovery of 92% for Dy - Positive factor: Proven technology is cited - Positive factor: Study supports vertical integration strategy - Negative factor: Conceptual-level work only - Negative factor: Optimization phase still ahead Evidence · text > Expected metallurgical recoveries of 92% for Dy #### Tags used in scoring **Pilot Scale Complete** Polarity: positive Definition: Pilot or demonstration plant testing completed under continuous operation. Why it applies: test\_type names pilot-scale work ### bench scale and mini-pilot testing [Link to this fact](https://atlas-extractions.minestarters.com/news/aclara-announces-update-on-its-rare-earths-separation-project--4212a6ab-39fe-459f-9b88-b2fefe8877b9#fact-metallurgical-facts-2) Aclara Technologies separation project · terbium #### Identity - Project: Aclara Technologies separation project - Commodity: terbium - Ticker: ARA #### Test Work - Program Status: scoping - Test Type: bench scale and mini-pilot testing - Processing Route: solvent extraction with hydrochloric acid chemistry - Sample: conceptual engineering study for its rare earths separation project #### Recovery - Recovery: 91 % - Recovery Basis: actual\_test #### Reagents - Reagent Notes: The flowsheet process employs solvent extraction technology with hydrochloric acid chemistry. #### Location - Loc. Confidence: inferred #### Review - Needs Review: No - Historical: No Reasoning: The terbium recovery estimate is strong for an early study, but the project remains in the conceptual and optimization-planning phase. - Positive factor: Expected metallurgical recovery of 91% for Tb - Positive factor: Conceptual study has completed initial engineering - Positive factor: Flowsheet is described as proven technology - Negative factor: Still requires further testing and optimization - Negative factor: No facility site has been selected yet Evidence · text > Expected metallurgical recoveries of 91% for Tb #### Tags used in scoring **Pilot Scale Complete** Polarity: positive Definition: Pilot or demonstration plant testing completed under continuous operation. Why it applies: test\_type names pilot-scale work ## 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.