Latest Resource Estimate News

Metro Mining’s latest JORC update reveals a 69.6 million wet tonne Ore Reserve at Bauxite Hills, reflecting 8.1 million tonnes mined in 2025 with no new resource additions. The high-grade bauxite operation continues as a direct shipping ore mine amid rising silica content concerns.

GBM Resources has reported compelling high-grade gold intersections outside the current Mineral Resource Estimate at its Twin Hills project, reinforcing the potential for resource expansion as its aggressive 50,000m Stage 2 drilling campaign advances.

Patagonia Lithium has reported strong assay and porosity results from its Formentera project in Argentina, alongside a successful $2.79 million capital raise that lifts its cash position to $3.4 million. The company is advancing drilling, seismic surveys, and plans for a 1,000 tonne lithium carbonate demonstration plant.

Encounter Resources has boosted its Aileron project’s inferred niobium resource by 54%, lifting the total to 120 million tonnes at 0.77% Nb2O5. The 2025 drilling campaign notably grew the Green deposit’s contained niobium by 83%, underpinning plans for a potential long-life mining operation in Western Australia’s West Arunta region.

Kuniko Limited has delivered strong assay results from its maiden drilling at the Commonwealth Main Shaft in NSW, confirming high-grade gold, silver and base metals and extending mineralisation down-dip. These findings set the stage for a more ambitious Phase II drilling campaign.

Stellar Resources has lifted tin recovery rates at the Queen Hill deposit to over 70%, a near 10% improvement on earlier estimates, enhancing the economics of its Heemskirk Tin Project. The company is integrating these gains into its Prefeasibility Study and has started early offtake talks.

Fortuna Metals has outlined a substantial exploration target of 180-240 million tonnes at 0.86-1.0% rutile grade at its Mkanda project in Malawi, advancing drilling and metallurgical testing to position itself in a tightening global titanium feedstock market.

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.