Latest Rare Earths Processing News

Australian Rare Earths Limited (ASX, AR3) reports successful metallurgical testwork at its Koppamurra Rare Earths Project, producing 34kg of Mixed Rare Earth Oxide from heap leach solutions, paving the way for streamlined, cost-effective rare earth processing.

St George Mining has raised A$5 million through a premium-priced placement to upscale its diamond drilling program at the Araxá Project, aiming to expand its globally significant rare earths and niobium resource.

Australian Strategic Materials (ASM) reports significant progress in Q2 2025, including its first commercial heavy rare earth metals sale and a transformative low-cost production pathway at its Dubbo Project.

American Rare Earths reports strong metallurgical leach recoveries and significantly reduced impurities at its Halleck Creek Rare Earths Project, marking a key step toward economic production of critical rare earth elements in the US.

Critica Limited reports breakthrough metallurgical test results at its Jupiter Project, achieving a 95% mass reduction and upgrading rare earth grades, including heavy rare earth oxides. This positions Jupiter as a key player in Australia’s strategic rare earth supply chain.

ACDC Metals has lodged a retention licence application for its Goschen Central project in Victoria, marking a pivotal step in developing a critical minerals supply hub with strong economic prospects.

St George Mining secures robust local and state government support for its Araxá rare earths and niobium project in Brazil, launching community programs and accelerating exploration activities.

Critica Limited has entered a farm-in agreement with Ausgold Limited for its Kulin Gold Project, allowing Ausgold to earn up to 70% interest by funding exploration. This strategic move enables Critica to concentrate resources on its flagship Jupiter Rare Earth Element Project, Australia's largest high-grade clay-hosted rare earth deposit.

Viridis Mining and Minerals is expanding its Viridion joint venture to develop a rare earth refinery in the U.S., leveraging Brazilian feedstock and proprietary technology to meet growing demand for secure, non-Chinese rare earths.

Meteoric Resources has partnered with MTM Critical Metals to apply innovative Flash Joule Heating technology, significantly upgrading the value of rare earth elements from its Brazilian Caldeira Project. This collaboration aims to create a scalable supply of critical magnetic rare earths for Western industries.

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.

MTM Critical Metals and Meteoric Resources have signed a non-binding MOU to develop a breakthrough Flash Joule Heating process that upgrades rare earth elements from Meteoric’s Caldeira project, promising a faster, cleaner alternative to traditional refining.