March 25, 2021 Class action against Rio Tinto over Oyu Tolgoi escalates US hedge fund’s lawsuit claims the miner concealed the true cause of the mine expansion delays, which Rio had largely blamed on the site's geology.
March 24, 2021 Rio Tinto to use solar technology to power California mine Heliogen's AI-powered technology will be deployed at Rio's borates mine, using heat from the sun to generate and store carbon-free energy to power industrial processes.
March 24, 2021 Chile lawmakers want a bigger share of the copper windfall Chile’s lower house has approved a proposed royalty on copper and lithium sales.
March 24, 2021 Freeport-McMoRan boosts dividend by 50% The copper giant has reinstated a higher base dividend a year after announcing suspension of payments.
March 24, 2021 Freeport, Tsingshan finalising $2.8bn copper smelter next week The smelter will have an input capacity of 2.4 million tonnes of copper concentrate and an output capacity of 600,000 tonnes.
March 24, 2021 Shareholder proposes Nornickel dividend policy changes, Interfax says Group also proposed minimizing Nornickel's final dividend payment for 2020.
March 24, 2021 Workers at Antofagasta’s Los Pelambres mine accept contract offer Negotiations over the 36-month contract have been lengthy and at times fractious, with members voting to reject a previous offer and strike on March 9.
March 24, 2021 Australian coal rail line to Newcastle port partly reopens as flood waters recede The Hunter Valley rail network serves mines run by BHP Group , Glencore Plc, New Hope Corp, Whitehaven Coal and Yancoal Australia.
March 24, 2021 Vast Brazil lawsuit in UK against BHP over 2015 dam failure hits buffers A 200,000-strong Brazilian claimant group failed to resurrect a 5.0 billion pound ($6.9 billion) English lawsuit against the mining giant over the Fundão dam failure.
March 23, 2021 Fundão dam disaster case judge’s impartiality under scrutiny Prosecutors alleged 'repeated abusive conduct' practiced by the court of the 12th Federal Court of Minas Gerais, Brazil.
Krypton in zircon grains reveals landscapes’ history and potential future, researchers say By measuring the krypton, the Curtin University team was able to work out how long zircon grains spent near the Earth’s surface before they were buried, like a ‘cosmic clock’. January 16, 2026 | 12:40 pm
