Latest Heap Leach Processing News

OzAurum Resources has reported promising assay results from its James Stage 1 open pit drilling at Mulgabbie North, confirming consistent shallow high-grade gold mineralisation and supporting a near-term, low-cost heap leach development strategy.

Nova Minerals has reported exceptional 2025 drilling results at its RPM Valley deposit in Alaska, including a record high-grade gold intercept and broad mineralized zones that reinforce the project's potential for significant development.

AusQuest Limited has significantly extended the copper-gold mineralised system at its Cangallo project in Peru through recent diamond and RC drilling, revealing depths beyond 800 metres and strike length exceeding one kilometre.

Pacgold has secured approval to restart heap leach irrigation at its White Dam Gold Project and is progressing a significant drilling campaign to upgrade resources, setting the stage for a production restart in 2026.

Cavalier Resources has reported further high-grade gold assay results from its Southern Development Area at the Crawford Gold Project, confirming promising extensional mineralisation beyond the Stage 1 Starter Pit. The company is advancing plans to upgrade its Mineral Resource Estimate while awaiting additional assay data.

Saturn Metals has released a positive Pre-Feasibility Study for its Apollo Hill Gold Project, outlining a 14-year open pit mine with a maiden Ore Reserve of 1.59 million ounces and strong financial returns. The study supports a move to Definitive Feasibility Study with full funding secured through that phase.

Marmota Limited’s maiden drilling program at the Greenewood gold discovery in South Australia reveals spectacular bonanza-grade gold assays over nearly 1km strike length, positioning the project as a standout in the Gawler Craton.

Cavalier Resources reports significant high-grade gold intercepts from recent drilling at its Crawford Gold Project, reinforcing the potential for expanded mining operations. A revised Pre-Feasibility Study highlights robust economics underpinning the project’s next development phase.

DevEx Resources reports a major metallurgical breakthrough at its Kennedy Rare Earths Project in Queensland, achieving up to 68% recovery of critical magnet rare earth elements using a straightforward heap leach process with low acid consumption.

Revolver Resources has upgraded its Dianne Copper Deposit resource with a 140% increase in Indicated material and a 26% rise in copper grade, setting the stage for a targeted mining restart in 2026.

Marmota Limited is progressing its scoping study for the Gawler Gold Project, aiming to establish a heap leach facility processing 1 million tonnes annually over seven years. Completion is targeted by March 2026, with key technical workstreams underway.

Argent Minerals has reported its highest silver grades to date at the Kempfield Project, intersecting over 200 metres of mineralisation including exceptional high-grade zones. The company is gearing up for an extensive follow-up drilling program to expand its promising polymetallic resource.