Latest Heap Leach Processing News

TG Metals Limited has unveiled a major Mineral Resource Estimate upgrade for its Van Uden Gold Project, with Indicated gold ounces surging 120% to 152,600 oz and total pit constrained resources reaching 270,800 oz at 1.06 g/t Au. This marks a significant step in advancing the project towards near-term production.

Silver Mines has delivered promising exploration results from its Calico North and Kramer Hills projects in California, with standout silver and barite assays supporting imminent drilling campaigns.

Cavalier Resources’ 2026 Pre-Feasibility Study update boosts the Stage 1 NPV of its Crawford Gold Project to A$77.2 million at A$6,500/oz gold, reflecting resilience amid supply chain pressures. The project maintains its ore reserve and pit design, with financing negotiations advancing.

Sun Silver has engaged global engineering firm Ausenco to lead critical concept and scoping studies for its Maverick Silver Project in Nevada, aiming to underpin a maiden Scoping Study by late 2026. The move leverages Ausenco’s North American precious metals expertise and comes as silver prices hover near US$77 an ounce, bolstering project economics.

49 Metals Limited has secured $10 million through its IPO to fund a detailed exploration campaign in Nevada’s Walker Lane Trend, including an 8,000-metre drilling program at the Gold Mountain project targeting high-grade gold zones.

Legacy Iron Ore has boosted its Mt Celia gold resource by over half, now holding 390,150 ounces, underpinning its ongoing heap leach pre-feasibility study and signaling potential for further growth.

West Cobar Metals (ASX: WC1) is progressing its U.S.-focused critical minerals strategy by formally engaging with U.S. government funding programs and partnering with Washington D.C.-based advisor GreenMet. The company’s Australian projects contain key minerals aligned with U.S. supply chain priorities, while it evaluates potential U.S. acquisitions to expand its footprint.

Saturn Metals Limited has announced exceptional high-grade gold assay results from its Apollo Hill Gold Project in Western Australia, including a record 1m intercept grading 277g/t Au. These findings highlight significant untapped northern extensions beyond the existing 2.24Moz Mineral Resource and support ongoing exploration and resource growth.

West Cobar Metals reports promising metallurgical testwork supporting a low-cost heap leach processing pathway at its Salazar Critical Minerals Project, highlighting strong recoveries of high-value rare earths including dysprosium and terbium.

Norwest Minerals has announced a substantial 74% increase in its Bulgera Gold Project resource, now totaling 501,000 ounces, driven by deeper drilling and a strategic cut-off grade revision aligned with heap leach economics.

AusQuest Limited has kicked off an extensive new drilling campaign at its Cangallo copper-gold project in Peru, aiming to expand mineralisation and uncover higher-grade copper sulphides beneath the surface.

Helix Resources has formalised a joint venture to earn up to 40% of the Gold Basin oxide gold project in Arizona, marking a significant expansion into a prolific US gold district. The agreement sets clear milestones for exploration and resource updates over the next two years.