Latest Underground Development News

Aguia Resources has reported its best-ever gold production at the Santa Barbara project in Colombia, with metallurgical improvements driving recovery rates above 85%. The company is poised to achieve positive cash flow soon as it completes plant mechanisation and optimises mining operations.

Wia Gold’s latest drilling results at the Kokoseb Gold Project in Namibia reveal significant high-grade gold mineralisation extending well beyond the current open-pit resource, boosting underground mining prospects.

Aurelia Metals Limited reported a robust half-year result for December 2025, with revenue climbing 27% and net profit after tax rising 26%, driven by production ramp-up at the Federation Mine and progress on the Great Cobar Project.

PC Gold has confirmed a new high-grade gold discovery at its Spring Hill Project, with assays revealing impressive grades over significant widths in the Macau Link Zone. This breakthrough could reshape the mine’s future resource and development plans.

Rox Resources is advancing rapidly toward ore production at its Youanmi Gold Project, with underground mining progress, drilling programs underway, and critical plant construction contracts secured.

Emerald Resources NL reported a 23% rise in half-year profit to $73.1 million, underpinned by solid gold production at its Okvau Gold Mine and significant progress across its Cambodian and Australian projects.

Greatland Resources posted a robust half-year profit of $342.9 million, driven by full ownership of the Telfer mine and a strong operational ramp-up. The Havieron feasibility study confirms a world-class gold-copper project, setting the stage for future growth.

Rio Tinto reported solid 2025 results with an 8% increase in copper equivalent production and disciplined cost management, driving a 9% rise in underlying EBITDA to $25.4 billion. The company marked major project completions and maintained a strong dividend payout.

Kingston Resources reports robust high-grade polymetallic assay results from underground drilling at Mineral Hill, reinforcing resource confidence and de-risking near-term mining plans.

Rox Resources has appointed MACA Interquip Mintrex as the preferred EPC contractor for its Youanmi Processing Plant, marking a key milestone as the project advances towards production. Early engineering and procurement works are underway, with construction set to begin following a Final Investment Decision expected in late Q1 2026.

Black Cat Syndicate’s latest drilling at Paulsens Gold Operation reveals significant high-grade gold intercepts outside current resource limits, prompting plans to accelerate exploration with a second rig.

West African Resources has reported significant diamond drilling results extending high-grade gold mineralisation well below its current resource at Sanbrado, Burkina Faso, setting the stage for a major resource update in Q2 2026.