Latest Mineral Resource News

Brazilian Critical Minerals (ASX: BCM) has boosted the indicated mineral resource at its Ema rare earth project by 58%, now totalling 1.07 billion tonnes at 732 ppm TREO. This positions Ema as one of the world’s largest ionic clay rare earth deposits and the only ISR-ready project in the western world.

Ramelius Resources’ latest drilling at Dalgaranga confirms robust high-grade gold zones at Gilbey’s Underground, hinting at a new underground mine that could lift production beyond FY30 targets.

Regis Resources (ASX:RRL) has reported a sixth consecutive year of underground resource and reserve growth at its Duketon and Tropicana operations, highlighted by a 120% increase in Ore Reserves at Garden Well Underground. The update also introduces an initial resource for the Southern Star deposit, reinforcing the company’s long-term underground mining potential.

Tribune Resources completed 8,831 metres of diamond drilling in Q3 FY2026 at the East Kundana Joint Venture, reporting significant gold assay results from Golden Hind while awaiting Startrek results.

Rand Mining delivered its March 2026 quarter exploration update for the East Kundana Joint Venture, highlighting 8,831 metres of diamond drilling focused on the Golden Hind and Startrek deposits. While Golden Hind assay results confirmed ongoing mineralisation with no resource update, Startrek drilling progressed with assays awaited.

Australian Silica Quartz Group (ASQ) is set to acquire Australian Kaolin, adding a 47Mt inferred kaolin resource at White Swan and launching a $750,000 placement to fund development. The deal hinges on shareholder approval and an Independent Expert’s fairness opinion.

Great Southern Mining (ASX:GSN) reported a substantial extension of gold mineralisation at its Golden Boulder discovery in Western Australia, alongside the commencement of deep diamond drilling co-funded by the WA Government. The company also raised A$4.2 million to fuel ongoing exploration.

Sunrise Energy Metals has confirmed strong economics for its Syerston Scandium Project with a US$120 million feasibility study, targeting 60 tonnes per year of scandium oxide and potential expansion to 180 tonnes. The project benefits from US government financing interest and rising global demand amid Chinese export restrictions.

Mineral Resources has priced a US$1.3 billion senior unsecured notes offering to refinance higher-cost debt, reduce annual finance expenses by $48 million, and extend its weighted average debt maturity from 3.1 to 5 years.

Riedel Resources has secured a controlling interest in two vast gold projects in Western Australia's Laverton district, transforming it into a multi-jurisdictional gold explorer alongside its Arizona asset. The acquisition comes with a $2.5 million placement to fund aggressive exploration starting mid-2026.

Sunstone Metals has delivered a robust Scoping Study for its Bramaderos Gold-Copper Project in Ecuador, outlining a 23-year mine life, strong production rates, and a post-tax NPV of US$0.9 billion at a conservative gold price. The study highlights low operating costs and substantial exploration upside, setting the stage for a pre-feasibility study and funding pursuits.

Star Minerals has delivered promising new assay results from extensional drilling at its Tumblegum South Gold Project, revealing shallow, high-grade gold mineralisation beyond the current pit design. The findings underpin plans to update the resource and mine plan, reinforcing the project’s robust economics amid strong gold prices.