Latest Copper Mining News

Cobre Limited has secured majority control of the Sierra Atacama Copper Project in Chile through a $60 million capital raise, marking its transition from explorer to producer. The company plans extensive drilling and operational upgrades to boost production and resource confidence.

Alma Metals has launched an extensive drilling campaign at its Briggs Copper Project in Queensland, aiming to upgrade and grow its 2 million tonne copper resource ahead of pre-feasibility studies.

Hillgrove Resources (ASX:HGO) marked its first full year of underground copper production at Kanmantoo with 11,315 tonnes produced, returning to profitability and significantly boosting its Mineral Resources and Ore Reserves. The company is advancing growth projects and sustainability initiatives to underpin a production ramp-up in 2026.

Sandfire Resources faced a tragic fatality at its Magdalena mine and production challenges in Q3 FY26, yet sustained financial strength and advanced its Kalkaroo project, keeping full-year copper equivalent guidance intact.

Hillgrove Resources posted a record 3,120 tonnes of copper production in Q1 2026, driving a 22% jump in cash to $25.2 million. The company’s exploration at Emily Star and Nugent underpins ambitions to surpass 2 million tonnes annual throughput.

True North Copper is set to acquire Renegade Exploration’s stake in the Carpentaria Joint Venture, integrating the Mongoose resource with its Taipan deposit to boost the Cloncurry Copper Project’s scale and development potential.

AIC Mines reported a strong March quarter with Eloise copper production exceeding guidance at lower costs amid steady progress on its processing plant expansion and Jericho underground development.

Cobre Limited has kicked off a major 40,000-metre drilling campaign at its Sierra Atacama copper project in Chile, aiming to convert its existing NI 43-101 resource to JORC compliance and explore opportunities for a larger open-pit operation.

Develop Global Limited (ASX:DVP) has reached steady-state production at its Woodlawn copper mine in NSW, surpassing its nameplate capacity and delivering significant quarterly gains in mining and processing volumes.

White Cliff Minerals has announced metallurgical test results from its Danvers deposit in Nunavut, Canada, showing copper recoveries exceeding 95% and high-grade concentrates produced via conventional flotation without regrinding. These findings support a lower-cost, scalable processing route and coincide with ongoing exploration along the Teshierpi Fault Zone.

Bougainville Copper Limited’s shares have been suspended from the ASX due to a late report lodgement, stirring investor concerns about compliance and transparency.

Cobre Limited has completed a $60 million capital raise to acquire majority ownership of the Sierra Atacama Copper Mine in Chile, marking its transition from explorer to producer. Meanwhile, substantial shareholder Sinomine has increased its investment in Cobre’s Botswana copper project.