Latest Mineral Resource And Ore Reserve News

Brockman Mining reported a HK$34.6 million loss for FY2025 driven by exploration costs, while progressing key studies and approvals for its flagship Marillana iron ore project in Western Australia. The Group faces liquidity pressures but has secured shareholder loans to support ongoing development.

Northern Star Resources reaffirms its Ore Reserves and Mineral Resources as of March 2025, maintaining steady production targets and a robust balance sheet while advancing key growth projects including the KCGM Mill Expansion and the Hemi Development Project.

St Barbara Limited reveals strategic progress on its Simberi Sulphide Expansion and Atlantic Projects, underpinning a robust production outlook and advancing key regulatory approvals.

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.

Ora Banda Mining Limited reports a 24% increase in Ore Reserves and a Mineral Resource growth to 2.11 million ounces at its Davyhurst Gold Project, setting the stage for an ambitious $73 million exploration program in FY26.

Catalyst Metals has doubled its gold Reserves at the Plutonic Belt to 1.5 million ounces, underpinning a bold plan to double annual production to 200,000 ounces over the next decade.

Beacon Minerals has secured critical regulatory approvals for the Iguana Deposit, setting the stage for mining operations and a comprehensive five-year resource development strategy.

29Metals Limited reports promising high-grade copper and zinc drill results from its 2025 exploration program at Golden Grove, highlighting potential mine life extensions and resource growth opportunities.

Ardea Resources updates on the Kalgoorlie Nickel Project’s Goongarrie Hub, announcing a delay in the Definitive Feasibility Study completion to early 2026 while highlighting ongoing technical advances and strong JV collaboration.

Ioneer Ltd announces a significant upgrade to the economics of its Rhyolite Ridge Lithium-Boron Project in Nevada, driven by a process optimization that increases annual ore throughput by 25% without extra capital costs.

Westgold Resources reports a significant 24% increase in gold Mineral Resources to 16.3 million ounces and a 5% rise in Ore Reserves to 3.5 million ounces, underpinning a decade-long Reserve life with robust milling capacity.

Vanadium Resources Limited has extended the deadline to finalise pricing terms with China Precious Asia Limited, while progressing mining contractor discussions and pit optimisation at its Steelpoortdrift vanadium project.