Latest Mineral Resource Estimation News

West Cobar Metals has revealed a significant uplift in antimony grades at its Bulla Park deposit after reanalysing drill core with peroxide fusion digest, suggesting the deposit's contained metal and economic potential may be materially higher than previously reported.

Olympio Metals has reported a surge in gold grades from its Phase 2 drilling at the Paquin Prospect within the Bousquet Gold Project, Quebec, delivering 36 new significant intercepts including a standout 3.8m at 5.03 g/t Au and reinforcing the bonanza-grade potential first revealed in March.

Yandal Resources has mobilised multiple rigs to its Ironstone Well-Barwidgee Gold Project, advancing extensional drilling at the Arrakis discovery and preparing for diamond drilling at Flushing Meadows, underpinning a busy 2026 exploration calendar.

Kingfisher Mining has resumed reverse circulation drilling at its Copper Blow project near Broken Hill, targeting extensions of high-grade copper-gold mineralisation to support a maiden resource estimate. The program follows a strategic processing agreement with Broken Hill Mines, underpinning development plans.

IRIS Metals has fortified its balance sheet with a A$5.5 million placement and is progressing towards an updated lithium-rubidium resource at Beecher while executing a farm-in deal for a tungsten project in Montana, reinforcing its diversified US critical minerals strategy.

Axel REE is accelerating its in situ recovery (ISR) mining trials at the Caladão Project in Brazil, targeting rare earth elements and gallium extraction through a low-cost, environmentally friendly method. The company is fully funded for pilot wellfield trials at the Woolrich deposit, with expansion potential at Paraíso and Tiger Creek.

American Uranium (ASX:AMU) has kicked off a $2.58 million pro rata rights issue at a 3.1% discount to fund expansion drilling and technical studies at its flagship Lo Herma ISR Uranium Project ahead of a Q3 scoping study.

Great Divide Mining’s joint venture partner Dart Mining confirms broad, shallow gold mineralisation at the Banshee Prospect, highlighting potential underestimation in historic drilling and advancing resource definition efforts.

European Resources Limited has more than doubled the inferred resource at its Korsnäs rare earth elements project in Finland to 15.4 million tonnes at 1.00% total rare earth oxides, driven by new drilling, re-assaying of historical core, and a refined geological model.

Dart Mining NL has confirmed broadening gold mineralisation at its Coonambula project in Central Queensland, with recent diamond drilling assays revealing promising shallow intercepts that could reshape the economic potential of the Banshee prospect.

Future Metals has unveiled a lower-risk, lower-capital pathway for its Panton PGM Project by leveraging the idle Savannah Plant, delivering upfront savings of around A$74 million and preserving long-term growth potential.

Solstice Minerals has reported standout Phase 1 drilling at its Nanadie Copper-Gold Project, highlighting wide, high-grade intercepts that surpass current resource grades. Supported by a $32.6 million placement, the company is accelerating Phase 2 drilling to expand this promising WA copper-gold system.