The $1.4bn Andina Transfer project turned the underground operation into an open pit mine located 3,500 metres above sea level, which holds 30% of Chile’s copper reserves.

According to Fitch, increased risk of instability between the DRC’s cabinet and parliament could add pressure to the global battery supply chain.

The 555.55-carat gem, dubbed "The Enigma," is the largest faceted fancy black diamond to ever be sold at an auction.

New research by UC Berkeley geochemists shows that copper in soil and seawater acts as a catalyst to turn organic matter into both methyl bromide and methyl chloride, two potent halocarbon compounds that destroy ozone.

The company, which saw 2021 copper production drop by 1.7% to 721,500 tonnes, anticipates churning out 660,000 to 690,000 tonnes this year.

Researchers found strange metal behaviour in a material in which electrical charge is not carried by electrons.

The Canadian miner has reached a deal with the country's government to increase royalty payments from its flagship Cobre Panama copper mine.

The four locomotives, scheduled for delivery in late 2023, will be supplied by Progress Rail, a unit of Caterpillar, and Wabtec Corp.

The Challhuahuacho community signed a memorandum of understanding committing to avoid blockades on the Southern Mining Corridor.