Latest Mineral Resource Estimation News

Rimfire Pacific Mining has announced a maiden inferred scandium resource at its Currajong prospect, boosting its total scandium inventory by 61%. The company also identified new base metal drill targets at Broken Hill and completed a $3.5 million equity raise to fund ongoing exploration.

Tennant Minerals has announced a maiden high-grade copper-gold-silver-bismuth Mineral Resource at its Bluebird discovery, revealing strong early open-pit potential and significant underground upside. New geophysical modelling points to major extensions, underpinning plans for long-term development within the Tennant Creek Copper Alliance.

Brazilian Rare Earths Limited has inked a decade-long heavy rare earths offtake deal with Carester and announced a major maiden resource at its Amargosa bauxite project, backed by a $120 million capital raise to accelerate development.

Resolute Mining Limited reports solid Q3 2025 results with gold production nearing 60,000 ounces and updates its 2025 guidance reflecting higher costs. The company advances key projects across West Africa, aiming to double production by 2028.

Resolute Mining’s Q3 2025 report reveals steady gold production tempered by seasonal and supply challenges, while major projects in Mali, Senegal, and Côte d’Ivoire progress on schedule with expanding resources.

Everest Metals Corporation has partnered with MEGA Resources and Bain Global Resources to fully fund and operate mining at the Mt Dimer Taipan Gold & Silver Project, with production set to begin imminently.

Great Boulder Resources reports impressive high-grade gold intersections from recent drilling at its Eaglehawk and Ironbark deposits, setting the stage for upcoming resource updates at the Side Well Gold Project.

Westgold Resources kicked off FY26 with strong production and a $180 million underlying cash build, underpinned by a 24% rise in mineral resources and a confident three-year outlook targeting nearly 470,000 ounces of gold by FY28.

Olympio Metals reports significant assay results extending gold mineralisation at the Decoeur Prospect to over 1.7km within its Bousquet Project in Quebec, revealing multiple feeder structures and promising targets for further drilling.

Aldoro Resources has confirmed a substantial inferred mineral resource at its Kameelburg Rare Earth Element and Niobium project in Namibia, with Phase II drilling underway targeting high-grade zones. The company also moves to streamline its portfolio by divesting non-core assets.

Central Iron Ore Limited has filed an updated NI 43-101 Technical Report for its British King Gold Project in Western Australia, revealing a significant resource upgrade and confirming strong metallurgical performance.

Gullewa Limited reported significant progress in its South Darlot and British King projects, alongside a substantial royalty payment and a key board appointment in its latest quarterly update.