Australian Rare Earths Confirms Koppamurra Economics And Maiden Ore Reserve with PFS

Australian Rare Earths (ASX: AR3) has completed a Pre-Feasibility Study for its Koppamurra rare earths project in South Australia, delivering a post-tax NPV of A$858m, 99% IRR and a 0.9-year payback period. The study underpins a low-capex development case — A$178m for a 3Mtpa heap leach operation — supported by a maiden ore reserve of 26Mt at 920ppm TREO. With a strategic product mix exposed to constrained Western supply chains, AR3 is now targeting a Detailed Feasibility Study and mining lease submission in 2026.

Read the full article here: https://www.miningnews.net/exploration-development/news-analysis/4533315/australian-rare-earths-hails-low-cost-value-sa-development