Latest Underground Development News

Grange Resources has released its 2025 Annual Mineral Resource and Ore Reserve Statement for its Savage River operation, reporting only minor declines due to mining depletion and ongoing refinement of underground plans.

Lunnon Metals reports steady progress at its Lady Herial gold mine alongside the discovery of a new gold-bearing structure northwest of the site, highlighting promising potential for future underground mining.

AIC Mines reports significant growth in Mineral Resources and Ore Reserves at its Eloise Copper Mine and Jericho Copper Project, underpinning potential mine-life extensions and production growth.

Variscan Mines’ Scoping Study for the San José Mine restart in Spain reveals strong economics, low upfront capital, and an 11-year mine life, setting the stage for zinc and lead production from 2028.

Vertex Minerals has arranged a A$9 million convertible loan facility to support underground gold production at its Reward Gold Mine, with conversion into shares and options pending shareholder approval.

Core Lithium has taken the final investment decision to restart its Finniss Lithium Project, backed by a $307 million diversified funding package and strategic partnerships. The project targets a 20-year mine life with low operating costs and significant growth potential.

Ballymore Resources has traced a large-scale gold system over a 5km corridor at its Dittmer Gold Project, highlighted by high-grade visible gold near Mount Quandong. Underground development is advancing to support upcoming drilling aimed at expanding the resource.

Hillgrove Resources has reported significant new copper-gold mineralisation at its Kanmantoo Copper Mine, with drilling confirming extensions at Nugent and Nugent East. Development progress and positive cash flow underpin ambitious production targets.

Broken Hill Mines reveals a large, continuous zone of exceptionally high-grade silver-lead-zinc mineralisation at its Pinnacles Mine, with grades soaring up to 1,556g/t AgEq. The discovery bolsters plans for accelerated underground development alongside near-term open pit operations.

West Wits Mining has poured its first gold from the Qala Shallows project in South Africa, marking a pivotal shift from development to production. This milestone positions the company as the newest gold producer in the historic Witwatersrand Basin.

Magnum Mining confirms multiple copper-gold mineralised trends at its Parker Project in Arizona, setting the stage for drill testing after completing a comprehensive surface sampling program. Engagement with US regulators is underway to fast-track permits for drilling at Eagle Nest and Red Breccia.

Sunshine Metals has launched a significant resource definition drilling program at its high-grade Liontown Gold Panel, aiming to bolster underground mining prospects and update resource estimates.