Latest Mineral Resource Estimates News

Greenvale Energy has sharpened its uranium exploration focus with new step-out targets at Oasis and secured a critical exploration licence at Douglas River, while pushing its Alpha Project into product development.

Mandrake Resources has identified overlapping placer claims staked by Utah Brine Corporation, linked to Neometals Ltd, on its Utah Lithium Project tenure. Legal demands have been issued to resolve the dispute, which affects a small portion of Mandrake’s 3.3Mt LCE resource.

Duketon Mining has kicked off its maiden drilling program at the Barlee Gold Project, targeting multiple large gold anomalies, while reporting a combined nickel resource exceeding 100,000 tonnes across its Rosie and C2 deposits.

Rokeby Resources (ASX:RKB) has secured the Omeo Gold Project in Victoria, adding a historical resource of 320,000 ounces at 4.0 g/t Au and launching a $4 million capital raise. The acquisition ushers in leadership changes and sets a clear path for resource expansion.

Unico Silver has reported a 143% surge in its Joaquin project's mineral resource to 167 million ounces silver equivalent, reinforcing its status as a major silver developer. The company also progressed key pre-feasibility studies and expanded its investor reach with a US OTCQB listing.

Patriot Resources has dramatically expanded the Exploration Target at its Tassa Silver & Gold Project in Peru to between 559Moz and 774Moz silver equivalent, positioning it among the world’s largest undeveloped silver systems. A 4,000m drilling campaign is planned to convert this target into a formal Mineral Resource.

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.