Latest Mineral Resource Estimates News

RareX Limited has advanced its critical minerals portfolio with new tenements at Mt Mansbridge, high-grade gallium and scandium findings at Cummins Range, and a strategic consortium bid with Iluka Resources for Kenya’s Mrima Hill project.

Askari Metals has reported a significant 28% increase in its Burracoppin Gold Project resource, while advancing strategic acquisitions in Africa and completing a $1.1 million capital raise.

Riversgold Ltd has exercised its option to increase ownership to 80% in the Kalgoorlie East Northern Zone Gold Project, submitting a mining lease application while delivering significant shallow gold intercepts. Concurrently, its Saint John project in Canada reports high-grade copper, gold, silver, and antimony assays, with drilling approvals secured.

Challenger Gold Limited has doubled its mineral resource estimate in Ecuador to 9.1 million ounces gold equivalent, positioning its assets among South America's largest undeveloped gold resources, while making significant progress on its Hualilan Gold Project in Argentina towards mining and toll milling readiness.

Larvotto Resources has completed key technical work on its Hillgrove DFS, incorporating a shift to dry tailings storage and capitalising on record gold and antimony prices, while exploration drilling delivers high-grade intercepts and the company strengthens its operational base.

Equinox Resources pushes forward across multiple mineral projects, tackling legal challenges at Hamersley while securing strategic partnerships for antimony supply and expanding exploration in Brazil and Canada.

Dart Mining has reported a significant 27% increase in inferred gold ounces at its Triumph Gold Project, alongside operational gains and a $3 million capital raise to fuel further exploration in Central Queensland.

Mithril Silver and Gold Limited reports robust exploration progress in Mexico’s Copalquin district, delivering multiple high-grade gold-silver intercepts and mobilising a second drill rig to expand its 2025 drilling program. The company maintains a strong cash position of A$14.2 million as it advances resource growth.

Pearl Gull Iron Limited reported limited exploration during the March 2025 quarter due to seasonal weather, focusing on strategic planning and environmental compliance at its Cockatoo Island iron ore project. The company’s cash reserves declined to $185,000 amid ongoing care activities and exploration groundwork.

Marquee Resources has announced a maiden Inferred Mineral Resource Estimate at its Redlings Rare Earth Project, alongside advancing exploration and drilling plans at Mt Clement. The company also completed a $829K capital raise, underpinning its multi-project growth strategy.

GTI Energy reports positive uranium leach test results at its Lo Herma ISR Uranium Project, confirming mineralisation amenable to alkaline in-situ leach with recoveries around 75%. The company’s scoping study is on track for Q2 2025, supported by updated resource estimates and hydrogeological data.

Hawthorn Resources has updated its Anglo Saxon gold project with a revised pit optimisation study reflecting higher gold prices and plans an 8,000m drilling program to de-risk mining. Meanwhile, the company converted its Mt Bevan equity stake to a 1% FOB royalty, positioning for future value from premium magnetite production.