Latest Metallurgical Advances News

Challenger Gold advances its Hualilan Gold Project with final metallurgical testwork underway, confirming heap leach processing can economically recover low-grade gold previously deemed waste. This development promises to expand the project’s scale and improve its economics ahead of the full-scale Pre-Feasibility Study.

American Rare Earths reports high recoveries of key rare earth elements and significantly reduced impurities at its Halleck Creek project, marking a major step in its path to U.S. rare earth independence.

Coda Minerals reports a metallurgical breakthrough at its Elizabeth Creek project, achieving copper recoveries up to 95.9% and silver recoveries of 97.3% using whole-ore leach techniques, promising significant cost savings and project simplification.

Ark Mines has launched a detailed metallurgical improvement program at its Sandy Mitchell Rare Earth and Heavy Minerals project, aiming to refine processing techniques and expand its resource base. The work supports a Pre-Feasibility Study due early next year.

Australian Strategic Materials reports promising heap leach test results at its Dubbo Project, showing strong recoveries of key rare earth elements and enabling a simpler, phased development approach.

Saturn Metals has reported a significant increase in gold recovery rates from heap leach testing at its Apollo Hill Gold Project, surpassing previous estimates and global averages. This breakthrough suggests a more cost-effective and scalable path to production.

Sky Metals reports promising high-grade tin results from the first three holes of its expanded drilling program at the Tallebung Tin Project, prompting a significant increase in drilling activity to further grow the resource.

Red Metal Limited’s latest leach test results from the Sybella rare earths discovery confirm promising low-cost processing potential using mild acid conditions, significantly reducing impurities and acid consumption. The findings pave the way for definitive column leach tests and expanded resource evaluation.

Prospect Resources has reported outstanding flotation testwork results from its Nyungu Central deposit, highlighting high-grade copper concentrates and promising cost efficiencies for its Mumbezhi Copper Project in Zambia.

PVW Resources reports promising assay results from its Capão Bonito rare earth project and expands exploration efforts across Brazil, bolstered by new metallurgical expertise.

Prospech Limited reports promising metallurgical test results from its Korsnäs Rare Earth Element resource, highlighting apatite as the dominant and well-liberated mineral. The company is fast-tracking bench-scale concentrate production and hydrometallurgical extraction to advance resource development.

Sun Silver Limited is launching Phase 1 metallurgical testing at its Maverick Springs project in Nevada, aiming to build on strong historical silver and gold recoveries and optimize processing strategies.