Latest Resource Estimates News

Heavy Rare Earths Limited has completed the acquisition of an 80% interest in the Prospect Hill Tin Project, South Australia’s most advanced tin asset, setting the stage for a swift maiden resource estimate.

Tesoro Gold has reported a significant 42% increase in its Ternera gold resource alongside a robust scoping study and a $34 million equity raise to accelerate development of its El Zorro project in Chile.

White Cliff Minerals has confirmed sediment-hosted copper mineralisation at its Rae Copper Project in Nunavut, Canada, with diamond drilling revealing multiple copper styles and promising grades. The discovery points to a fertile system with clear pathways to higher-grade zones.

American Uranium Limited has kicked off Phase 1 of its resource expansion drilling at the Lo Herma ISR uranium project in Wyoming, backed by a $4.5 million capital raise led by strategic investor Snow Lake Energy. The company aims to update its resource estimate early next year as it advances towards production.

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.

Berkeley Energia reports promising preliminary metallurgical test results from its Conchas Project in Spain, highlighting strong recoveries of lithium and rubidium using flotation and magnetic separation techniques. These findings advance the project's potential in critical minerals supply.

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.

Ardea Resources reports strong progress on its Kalgoorlie Nickel Project’s Definitive Feasibility Study, including high-grade drilling results, a heritage agreement, and consortium funding support. Completion of the DFS is now targeted for mid-2026 amid ongoing ESG and stakeholder engagement.

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.