Pure Resources Limited Achieves 98% Garnet Grade Breakthrough with Scalable, Low-Cost Processing and Paves Way for US Market & REE Opportunities

Monday, August 18, 2025
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9:38 am
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Pure Resources Limited reissues its updated metallurgical report for the Garnet Hills project. Enhanced sampling details and mapping confirm high-grade garnet (up to 98%) using an efficient, low-water process, positioning the company for bulk-scale trials and emerging US partnerships.

Pure Resources Limited has issued a detailed update on its ongoing metallurgical testwork at the Garnet Hills Project in Western Australia. The announcement clarifies previous disclosures by including additional information such as precise sample coordinates from 197 outcrop sites and an updated map showing the sample collection points within the mining lease. This re-release aligns with ASX Listing Rules and the JORC Code while reinforcing the robustness of the underlying data. The company’s metallurgical program has delivered exceptional technical results using Dense Media Separation (DMS) and Reflux Classification processes. A 2,800kg composite sample has been produced from outcrop material, with DMS achieving over 90% garnet deportment—confirming its suitability as the preferred pre-concentration method. The subsequent Reflux Classification yielded andradite-rich concentrates with final product grades up to 98% and an overall garnet grade exceeding 92%. These high-grade outputs are precisely tailored to meet industry standards for waterjet cutting and abrasive blasting, with the process design noted for its low water use, absence of reagents, and operational simplicity. The announcement also outlines strategic developments, including ongoing discussions with U.S. suppliers in the thermal management sector and collaborations with Department of Energy-funded academic institutions. These initiatives are designed to leverage technology for extracting rare earth elements from industrial garnet and secure downstream opportunities, reinforcing the company’s aim to become a globally competitive, environmentally sustainable supplier of critical minerals. Market sentiment from these developments appears mixed. On the bullish side, the superior metallurgical results, scalable low-cost processing, and proactive steps toward U.S. partnerships suggest significant long-term potential for value creation. Investors may view these milestones as indicators of a strong development pathway in a growing industrial garnet market aligned with ESG trends. Conversely, on the bearish side, the challenges associated with the recovery of coarse intergrown particles and ultra-fine slimes, along with the inherent uncertainties of further process optimization and scale-up trials, may warrant caution. Overall, Pure Resources Limited’s promising technical performance must be balanced against the execution risks inherent in advancing early-stage mineral processing methodologies.

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