Latest Resource Definition News

Tolu Minerals announces a leadership change with Dr Chris Muller stepping in as CEO to guide the company through a pivotal phase of exploration and production at the Tolukuma Gold Mine.

EV Resources has made significant strides at its Los Lirios Antimony Project in Mexico, completing key infrastructure and identifying multiple high-grade drill targets as it moves closer to resource definition.

Hillgrove Resources has reported significant high-grade copper and gold mineralisation extensions at its Nugent deposit within the Kanmantoo Copper Mine, enhancing resource understanding ahead of first production. Ongoing drilling and an updated resource estimate are set to shape the mine’s near-term development.

Core Energy Minerals has confirmed uranium mineralisation at its Cummins Project in South Australia through a maiden aircore drilling program, reinforcing its geological model and setting the stage for targeted follow-up exploration.

Variscan Mines has acquired extensive historic drilling data over newly granted licences in northern Spain, revealing significant high-grade zinc and lead mineralisation and unlocking a district-scale exploration opportunity.

Estrella Resources reports further high-grade manganese intersections at its Ira Miri prospect in Timor-Leste, while preparing for limestone drilling at Werumata pending environmental approvals.

Resolution Minerals Ltd has reported exceptional assay results from its Antimony Ridge Target in Idaho, revealing record-grade antimony, silver, and gold that significantly expand the known mineralised footprint at its Horse Heaven Project.

Forrestania Resources is set to begin a two-phase drilling program at its Hyden Project following regulatory approval and the settlement of legal disputes over tenements.

Moho Resources has expanded a high-grade gold vein at its Bush Chook Project in Western Australia to over 130 meters, accelerating its exploration with new technology and historic data integration.

Vault Minerals reports a 31% increase in gold Ore Reserves to 4 million ounces and a 3% rise in Mineral Resources to 12.2 million ounces as of June 2025, driven by strong growth at Leonora, Sugar Zone, and Mount Monger.

Astute Metals NL has initiated an eight-hole drilling campaign at its Needles Gold-Silver Project in Nevada, targeting six promising epithermal gold-silver prospects with historical high-grade assays. The campaign aims to unlock new discoveries ahead of a maiden resource estimate planned for year-end.

Ausmon Resources is set to begin a focused drilling campaign in South Australia's Limestone Coast, aiming to deepen understanding of rare earth element deposits within the Parrakie tenement. This follows promising earlier exploration that identified significant mineralisation trends across the region.