Latest Heap Leaching News

Black Bear Minerals’ latest scoping study for its Independence Gold Project in Nevada outlines a low-capital open-pit heap-leach operation with a post-tax NPV of around A$511 million and a rapid 1.4-year payback, based on a portion of the near-surface epithermal resource.

Sun Silver Limited’s latest drilling at the Maverick Silver Project in Nevada confirms extensive high-grade silver, gold, and antimony mineralisation beyond its current resource estimate, validating its geological model and underpinning resource growth ambitions.

Australian Rare Earths (ASX: AR3) has delivered a standout Pre-Feasibility Study and maiden Ore Reserve for its Koppamurra project, underpinning a low-capital, high-return rare earths development. Meanwhile, pilot processing advances and a new niobium-REE discovery at Overland add momentum.

Austral Resources reported a standout high-grade copper-gold discovery at Snow Queen, secured a new SAG mill for Rocklands upgrades, and gained full ownership of Anthill copper production following agreement termination.

Pacgold secures $13 million via placement to accelerate production and exploration at White Dam following a high-grade gold-copper discovery.

Capstone Copper delivered a seventh consecutive quarter of record adjusted EBITDA at $354 million, driven by higher copper prices and strong sulphide production at Mantoverde. The company reaffirmed its 2026 guidance and progressed major expansions including Mantoverde Optimized and Pyrite Augmentation projects.

Azzuro Resources has locked in a major copper-gold discovery at its newly acquired Red Hill project in Mongolia, confirming a high-grade VMS system over nearly 550 metres of strike with significant expansion potential.

Sun Silver Limited is drilling to upgrade and grow resources at its Maverick Silver Project in Nevada, while expanding its landholding to 15 kilometres with a strategic acquisition and staking. The company engages Ausenco for scoping studies, holding $23.1 million cash at quarter-end.

Ariana Resources has sold its remaining 9.9% stake in the Kiziltepe mine for US$3.7 million, boosting cash reserves to A$39 million and sharpening focus on its flagship 1.6Moz Dokwe Gold Project in Zimbabwe.

Revolver Resources has completed critical design and infrastructure upgrades at its Dianne Copper Mine Project, edging closer to a Final Investment Decision and first copper production within a year.

Cavalier Resources has lifted the net present value of its Crawford Gold Project by 50%, securing a $23 million financing package and advancing pre-production activities as it moves closer to development.

OzAurum Resources has locked in consistent high-grade gold mineralisation along its Mulgabbie North Paleochannel, driving a shift from study to construction with heap leach plant refurbishment near completion and civil works underway.