American Rare Earths Commences 2026 Drilling at Halleck Creek to Underpin Feasibility Study

DENVER, May 27, 2026 (GLOBE NEWSWIRE) -- American Rare Earths (ASX: ARR | OTCQX: ARRNF | ADR: AMRRY) (“ARR” or the “Company”) is pleased to announce that the 2026 exploration drilling program has commenced at the Cowboy State Mine (“CSM”) within the Halleck Creek Rare Earths Project in Wyoming. The program marks the start of feasibility-level drilling at what is believed to be the largest known rare earth deposit in the United States on a total rare earth oxide (TREO) basis1, and is designed to provide the geological and geotechnical foundation for a Definitive Feasibility Study (DFS).