Latest Hydrometallurgical Processing News

Zinc of Ireland NL (ASX: ZMI) has entered a binding agreement to acquire Dutch metals technology company Meclex, integrating proprietary hydrometallurgical processes ARGO and VOLTA with its Kildare Zinc project. The company also announced a $5.5 million placement to support exploration and technology development alongside new board appointments.

Mount Ridley Mines Limited has validated its heavy rare earth element resource through historical metallurgical testwork showing recoveries up to 86.5% across the Grass Patch Complex. The results underpin ongoing development efforts and metallurgical optimisation plans.

Victory Metals has announced a significant metallurgical breakthrough at its North Stanmore project, achieving over 70% extraction of critical heavy rare earths using a low-cost, low-complexity process. This advancement promises a faster, simpler path to market, setting the company apart in the competitive rare earths sector.

Hastings Technology Metals has acquired a 49% stake in a fully permitted rare earth processing plant in Thailand, aiming to commence production by late 2026. This strategic move offers a lower-cost, near-term production hub with potential to process feedstock from its Yangibana project.

Aldoro Resources has revealed a major extension of mineralisation at its Kameelburg project, including a newly identified strontium-rich layer amid soaring global prices. This discovery could reshape the critical minerals landscape.

Latrobe Magnesium Limited has successfully produced around 20 tonnes of high-grade Magnesium Oxide from its Hazelwood North Demonstration Plant, paving the way for magnesium metal production later this year.

Sunrise Energy Metals has completed a feasibility study for its Syerston Scandium Project, revealing a low-cost, long-life operation poised to supply critical scandium amid tightening Chinese export controls. The project targets production by mid-2028 with strong government backing and a growing global market.

Greenvale Energy reports steady progress in its Alpha Torbanite Project’s Test Program 7, achieving high conversion rates and improved process efficiencies in bulk sample production.

Temas Resources has inked a Letter of Intent to validate its patented Regenerative Chloride Leach technology on a major refractory gold deposit, paving the way for a joint venture to commercialise the platform in Western North America.

Critica Limited has produced its first commercial-quality Mixed Rare Earth Carbonate from the Jupiter Rare Earth Project, marking a key milestone in advancing its development and processing pathway. The high-grade product validates scalable hydrometallurgical processing and supports the upcoming Scoping Study.

European Resources Limited has reported promising drill results with strong neodymium-praseodymium enrichment at its Korsnäs rare earth project in Finland, alongside advancing metallurgical test work aimed at optimising extraction processes.

Brazilian Rare Earths has confirmed a breakthrough low-temperature acid-cure process achieving up to 97% rare earth extraction at just 150°C, promising lower costs and enhanced scalability for its Brazilian operations.