Latest Copper Mining News

Sunstone Metals has significantly expanded the surface footprint of gold-copper mineralisation at its Porotillo discovery within the Bramaderos Project, reporting a 462m trench averaging 0.55 g/t AuEq. This milestone supports a large exploration target and advances drilling efforts as a scoping study progresses.

Heavy Minerals Limited has defined a substantial garnet exploration target at the Kanmantoo site in South Australia, estimating up to 50 million tonnes grading 17-25% garnet. The company is advancing metallurgical testing and funding discussions, positioning for a near-term investment decision.

Celsius Resources' subsidiary has formally notified its partner of plans to relinquish a 60% stake in Makilala Mining Company, with regulatory compliance and shareholder engagement underway.

Diablo Resources has significantly increased its Star Range Silver-Antimony Project footprint in Utah by acquiring an additional 646.5 acres adjacent to the South Star Prospect, enhancing geological continuity and exploration potential.

Austral Resources Australia Ltd has swung from a $22.6 million loss in 2024 to an $11.9 million profit in 2025, driven by strategic asset sales and acquisitions. The company is now poised to accelerate copper production with a major capital raise and new mining leases.

Galileo Mining has initiated diamond core drilling beneath its 17.5Mt Callisto PGE-nickel-copper resource in Western Australia, aiming to uncover deeper mineralisation and enhance metallurgical understanding.

Advanced Braking Technology Ltd reported a robust 27.2% revenue increase and a 61.6% rise in net profit for H1 2026, driven by strong international sales and progress in autonomous braking technology.

Paterson Resources has reported high-grade, shallow gold mineralisation from the second batch of assays at its Grace Gold-Copper Project, confirming promising results that exceed initial expectations and pave the way for an expanded drilling program.

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.

Caravel Minerals has secured non-binding Letters of Interest from Finnish and German export credit agencies, marking a significant step in financing its Caravel Copper Project. This European backing complements a diversified funding strategy as the company moves towards a Final Investment Decision.

AIC Mines Limited reported robust half-year results for December 2025, boosted by higher copper and gold prices despite weather-related sales disruptions. The company’s Jericho project and Eloise plant expansion remain on track, underpinning growth prospects.