Latest Heap Leach News

TG Metals is progressing a scoping study for a heap leach operation at Van Uden, highlighting a higher grade initial production phase and strong metallurgical recoveries that could underpin near-term gold output.

Norwest Minerals updates its Bulgera Gold Project resource estimate to 191,000 ounces within an optimised open-pit shell, underpinning a promising heap leach development pathway with strong metallurgical recoveries.

Flagship Minerals has wrapped up its metallurgical drilling and trenching at the 2.1Moz Isidora Gold Project in Chile, progressing to pilot scale heap leach test work and ongoing infill drilling targeting a resource update later this year.

The Australian Taxation Office has issued a Class Ruling detailing the income tax implications for Red Metal shareholders who received Maronan Metals shares as a return of capital. This guidance aims to provide clarity following the May in-specie distribution.

Alliance Nickel has begun vat leach testing on a bulk sample from its NiWest project, targeting a significant reduction in capital costs by replacing heap leaching with a lower-cost atmospheric process. Results are expected by late Q3 2026 and could reshape the project’s economics.

Australian Rare Earths (ASX: AR3) has announced a maiden Ore Reserve of 26 million tonnes at 920 ppm TREO for its Koppamurra Rare Earths Project, underpinned by a robust Pre-Feasibility Study delivering an A$858 million post-tax NPV and a rapid payback of less than one year.

Cyprium Metals has marked a significant milestone with the first sulphuric acid delivery to its Nifty Copper Complex in 20 years, signaling a shift from construction to commissioning. The Phase 1 Copper Cathode Restart project is advancing rapidly, with key infrastructure and operational systems nearing completion.

Alliance Nickel has pushed out the maturity of its unsecured loans by a year to June 2027, increasing the interest rate from 12% to 13%. This move provides ongoing funding as the company advances strategic discussions around its NiWest nickel-cobalt project.

Pacgold has poured its second gold doré bar at White Dam and is fast-tracking plans to restart mining at Vertigo pit six months ahead of schedule.

Atomic Eagle Limited has obtained crucial environmental and social approvals for its Muntanga Uranium Project in Zambia, significantly reducing permitting risk and positioning the project as development-ready while maintaining focus on resource expansion.

OzAurum Resources has completed its extensive grade control drilling at Mulgabbie North, delivering consistent high-grade gold intercepts at shallow depths and progressing site civil works for heap leach infrastructure.

Rimfire Pacific Mining’s initial metallurgical tests at the Murga Scandium Deposit reveal promising scandium recoveries using atmospheric leaching, a less complex method than industry norms. The company has launched longer-term tests to validate these findings, potentially reshaping the economics of its Fifield scandium resources.