Latest Metallurgical Processing News

Temas Resources has formed a Scientific Advisory Board of hydrometallurgical leaders to accelerate the rollout of its innovative Regenerative Chloride Leaching technology, promising major cost and environmental benefits in critical minerals processing.

Barton Gold Holdings has completed a significant drilling campaign at its Challenger Gold Project, setting the stage for a pivotal feasibility study and potential production restart by mid-2026.

Stavely Minerals has unveiled a substantial upgrade to its 2026 Mineral Resource Estimate, more than doubling contained copper and advancing a scoping study that highlights promising production potential.

Golden Horse Minerals has confirmed free-milling gold mineralisation at its Hopes Hill deposit through an independent petrographic study, supporting promising metallurgical recoveries. The company is advancing a substantial drilling campaign and preparing feasibility studies to optimise processing.

Aguia Resources has reported its best-ever gold production at the Santa Barbara project in Colombia, with metallurgical improvements driving recovery rates above 85%. The company is poised to achieve positive cash flow soon as it completes plant mechanisation and optimises mining operations.

Rimfire Pacific Mining is on track to deliver its maiden Murga scandium Mineral Resource Estimate by the end of March 2026, buoyed by promising assay results highlighting broad mineralisation and a potentially cheaper processing route.

EV Resources has successfully produced its first metallic antimony ingots from the Los Lirios project in Mexico, validating a low-cost smelting process and advancing its strategy to supply the North American market.

Vita Resources has unveiled a commissioned re-evaluation of its ICE Copper-Gold Project in Yukon, revealing significant silver, cobalt, and indium mineralisation that upgrades the project to polymetallic status. This fresh insight sets the stage for expanded exploration and resource assessment.

Sarytogan Graphite Limited has upgraded its Mineral Resource Estimate to include 5.4 million tonnes of Measured graphite, underpinning a multi-decade mine life in Kazakhstan. This milestone supports the ongoing Definitive Feasibility Study due mid-2026.

Axel REE Limited reports breakthrough metallurgical test results from its Caladão Project in Brazil, achieving over 96% recovery of magnetic rare earth oxides using hydrochloric acid leaching. This milestone supports a dual-path development strategy combining low-cost in situ recovery with a longer-term acid leach option.

Aguia Resources reports a significant jump in gold recovery rates at its Santa Barbara project, with production gains achieved despite processing lower grade ore. The company aims to further enhance output through selective mining and mechanisation upgrades.

American Tungsten & Antimony Ltd (ASX, AT4) has produced its first antimony ingots from its Utah project, validating its processing approach and advancing its US growth ambitions including a planned Nasdaq listing.