Latest Sustainable Mining News

Castile Resources has kicked off pilot plant bench scale testing for its Rover 1 project, integrating a 41% resource upgrade and higher metal prices into its Bankable Feasibility Study. The company also secured $8.4 million in funding and is preparing for exploration drilling amid regional consolidation.

Newmont Corporation delivered a standout first quarter in 2026, reporting $3.3 billion net income and $3.1 billion free cash flow, while authorising an additional $6 billion share repurchase program after completing the previous one.

Emerald Resources NL posted a record March quarter pre-tax operating cash flow of A$143 million from its Okvau Gold Mine, maintaining full-year gold production guidance while progressing development and exploration at its Dingo Range and Memot projects.

Emerald Resources NL reports robust high-grade gold intercepts from its Dingo Range project in Western Australia and key Cambodian assets, reinforcing resource growth and underground development potential.

Great Divide Mining has transitioned its Challenger Gold Mine in NSW from commissioning to commercial production, targeting a gold concentrate grade of 30 grams per tonne from historic tailings with minimal capital expenditure.

Axel REE Limited has achieved a key operational milestone in its in situ recovery (ISR) development at the Woolrich deposit within the Caladão Project, confirming strong rare earth element leach performance under low-impact magnesium sulphate conditions.

Axel REE is accelerating its in situ recovery (ISR) mining trials at the Caladão Project in Brazil, targeting rare earth elements and gallium extraction through a low-cost, environmentally friendly method. The company is fully funded for pilot wellfield trials at the Woolrich deposit, with expansion potential at Paraíso and Tiger Creek.

Core Energy Minerals (ASX:CR3) has revealed significant rare earth element mineralisation at its Cummins Project in South Australia, highlighting broad zones of high-grade TREO with promising magnet rare earth oxide ratios and potential for in-situ recovery mining.

Marquee Resources (ASX:MQR) has secured a non-exclusive R&D patent licence with Oak Ridge National Laboratory, granting access to NEAREST technology tailored for clay-rich rare earth deposits like Redlings in WA. This partnership could reshape processing efficiency and environmental impact for Marquee’s significant inferred resource.

Kingston Resources has delivered a fresh batch of high-grade polymetallic assay results from underground drilling at its Southern Ore Zone, Mineral Hill, reinforcing the geological model and underpinning near-term underground mining plans.

GoldArc Resources is pushing aggressively towards near-term production at its Leonora Gold Project, leveraging over 24,000m of recent drilling and strategic partnerships that cover development costs. The company aims to start mining by late 2026, backed by a 200,000oz JORC resource and a seasoned technical team.

Ausgold Limited's latest drilling at the Katanning Gold Project reveals exceptional high-grade gold intercepts, supporting resource growth and mine life extension prospects in Western Australia.