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Appia Announces Excellent Desorption Results From Its Four New Ionic Adsorption Clay Targets at the PCH Project in Goias, Brazil
PCHPotlatchDeltic(PCH) Newsfile·2025-02-04 12:30

Core Viewpoint - Appia Rare Earths & Uranium Corp. has announced updated results from its Ionic Adsorption Clay (IAC) rare earth elements (REE) targets at the PCH project, confirming extensive mineralization and excellent recovery rates of critical Magnet Rare Earth Oxides (MREO) [1][2]. Group 1: Mineralization and Recovery Results - A total of 1,173 samples from 163 Auger drillholes were tested, confirming extensive IAC style REE mineralization [1]. - The desorption results indicate high recovery rates for Heavy Rare Earth Oxides (HREO) across various targets, with notable averages: - Taygeta: 33.8% TREO, 34.5% HREO, 60.1% NdPr, 37.3% DyTb - Merope: 29.0% TREO, 44.2% HREO, 35.0% NdPr, 43.9% DyTb - Maia: 34.0% TREO, 47.4% HREO, 69.0% NdPr, 49.6% DyTb - Electra: 11.3% TREO, 28.5% HREO, 15.1% NdPr, 22.6% DyTb [4][7]. Group 2: Future Plans and Assessments - The company plans to execute additional drilling to further define key target zones and update the current Mineral Resource Estimate (MRE) of the PCH project, while preparing for a Preliminary Economic Assessment (PEA) report [2]. - The auger drilling has only tested the upper 5-8 meters of the system, indicating potential for further mineralization at depth [2][11]. Group 3: Technical Details and Quality Control - Desorbability tests were conducted using Ammonium Sulfate at varying pH levels, showing no significant difference in results, indicating robust testing methods [8][23]. - Quality control measures included the use of blanks, duplicates, and standards in each analytical run to ensure the reliability of results [22]. Group 4: Company Overview - Appia Rare Earths & Uranium Corp. is focused on the rare earth element and uranium sectors, holding rights to the PCH Ionic Adsorption Clay Project in Brazil and exploring for high-grade uranium in the Athabasca Basin [25]. - The company has a total of 153 million common shares outstanding and 177 million shares fully diluted [26].