Latest Mineral Resource Estimates News

Askari Metals has completed data compilation at its Nejo Gold and Copper Project, setting the stage for a 5,000m maiden drilling campaign targeting high-grade gold and copper. Meanwhile, trenching at its Uis Project in Namibia reveals robust polymetallic mineralisation, including tin, tantalum, lithium, rubidium, and caesium, underpinning plans for RC drilling later this year.

GreenTech Metals has consolidated a dominant West Pilbara position by acquiring 70% of the Munni Munni PGE-Cu-Ni Project and completed a cost-saving Phase 1 drilling and historic core resampling program. Early data hints at significant resource expansion ahead of a JORC 2012 upgrade.

Brazilian Critical Minerals (ASX: BCM) has reinforced the scale and quality of its Ema rare earth project with strong drilling results and steady progress on permitting and feasibility studies, positioning it well amid tightening global supply.

Resolution Minerals has raised A$20 million in a strongly supported institutional placement to accelerate exploration and development at its US Horse Heaven Project, while preparing for a NASDAQ listing to boost its US market presence.

Arika Resources has reported a fresh wave of thick, high-grade gold intercepts at its Yundamindra Gold Project in Western Australia, reinforcing the project's potential ahead of a maiden resource estimate.

Aldoro Resources has achieved an exceptional ~99% strontium extraction from its Kameelburg Project ore using simple ambient-temperature acid leaching, positioning the asset as a rare, low-complexity source amid soaring global strontium prices and supply disruptions.

Delta Lithium’s March quarter report highlights robust high-grade lithium drilling at Mt Ida, successful production of battery-grade lithium and rubidium carbonates, and ongoing exploration progress at Yinnetharra, supported by a strong $52 million cash position.

Macro Mining Services has partnered with Austral Pacific to tap into gold tailings and stockpiles at the Paris Gold Mine, aiming to turn historical waste into revenue through a 50:50 profit share after expense recovery.

Prospect Resources has significantly boosted its Mumbezhi Copper Project resource base by 63%, lifted contained copper by 50%, and secured A$45 million in fresh capital to fund an aggressive drilling campaign starting May 2026.

Siren Gold continues its push to upgrade the Sams Creek gold resource with ongoing drilling and a mining permit application nearing decision. Meanwhile, exploration at Queen Charlotte reveals extensive high-grade gold and antimony mineralisation, underpinning the company’s strategic growth in New Zealand’s critical minerals sector.

Emerald Resources NL posted a record March quarter pre-tax operating cash flow of A$143 million from its Okvau Gold Mine, maintaining full-year gold production guidance while progressing development and exploration at its Dingo Range and Memot projects.

Lefroy Exploration (ASX: LEX) is launching a focused 4,000m drilling program at its Mt Martin Gold Project to expand its 439,000-ounce resource, alongside an imminent Mineral Resource Estimate update reflecting stronger gold prices and revised economics.