Appia Begins Diamond Drilling to Extend and Delineate the Highgrade Mineralization at PCH Target IV in Goias State, Brazil and Announces Acceleration of 2024 Warrants

Core Points - Appia Rare Earths & Uranium Corp. has initiated a diamond drilling program at Target IV in Goiás State, Brazil, aiming to extend and delineate high-grade rare-earth elements (REE) mineralization [1][3] - The diamond drilling program will consist of at least 600 meters across three drill holes, each 200 meters deep, expected to be completed within approximately 25 days [3][4] - The company plans to update its Mineral Resource Estimate (MRE) following the completion of the current drilling programs, with an updated MRE anticipated by the end of Q1 2026 [4] Company Developments - The company has accelerated the expiry date of remaining common share purchase warrants, with 456,250 warrants already exercised and 12,150,000 remaining warrants set to expire if unexercised by November 19, 2025 [5][8] - Appia is involved in a transaction with Ultra Rare Earth Inc., which will acquire a 50% interest in Appia Brasil Rare Earths Mineracao Ltda, with closing scheduled for October 31, 2025 [9][10] - Ultra is required to invest US$2 million into a private placement, which will be used for general working capital [10] Technical Information - The high-grade mineralization previously discovered included 92,758 ppm or 9.28% Total Rare Earth Oxides (TREO) over 2 meters [3] - The company is also conducting drilling in the Ionic Clay zone with two auger drills, with assay results to be released after analysis [3][4] - The technical information has been reviewed by a Qualified Person as defined by National Instrument 43-101 [5]