Latest Mineral Resource Estimation News

Broken Hill Mines (ASX: BHM) reported a strong March quarter with a 29% ore grade increase and a 52% jump in silver output, driven by ramp-up at Rasp Mine and advancing Pinnacles development. Operational cashflow rose 45% to A$2.4m amid cost reductions and a strategic partnership with Kingfisher Mining.

American Uranium Limited is gearing up to drill 55 holes at its Lo Herma ISR uranium project in Wyoming, aiming to expand and upgrade mineral resources ahead of a Q3 2026 resource update and Scoping Study.

Temas Resources has closed a CAD 1.5 million flow-through share placement with Maple Leaf Critical Minerals Fund, reinforcing funding for its Quebec titanium projects and proprietary Regenerative Chloride Leach technology commercialisation.

Medallion Metals is advancing plans to refurbish the Cosmic Boy Concentrator at Forrestania, aiming to accelerate gold production and generate near-term cashflow before its Ravensthorpe ore processing begins.

Elementos Limited has made significant strides in developing its tin and tungsten assets, with progress on Oropesa’s permitting and a major resource upgrade at Cleveland. A $29.5 million strategic placement bolsters its balance sheet for upcoming milestones.

Alligator Energy has moved into uranium extraction at its Samphire project, reporting initial Field Recovery Trial results that meet or exceed expectations and launching a Bankable Feasibility Study to underpin development.

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.