Antofagasta Minerals is committing more than US$7 billion to copper projects that run on desalinated seawater instead of continental fresh water.
Chile · Mining
Key Facts
Total package Antofagasta Minerals is investing more than US$7 billion across Centinela, Los Pelambres, and Zaldívar to keep producing copper without continental freshwater.
Centinela build A US$4.4 billion second concentrator with 95,000 tonnes/day capacity will add more than 170,000 tonnes of copper-equivalent output.
Pelambres shift A roughly US$2 billion adaptation doubles desalination to 800 litres/second, letting the mine drop continental water use in 2027.
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