SANTIAGO – Chile's Codelco, the world's largest copper miner, saw output in October drop 9.9% year-on-year to 144 100 t, Chilean State copper commission Cochilco said on Thursday.
BHP's Escondida, the world's largest copper mine, saw production fall 15.2% year-on-year to 84 700 t in the same month.
Bucking the wider trend was the Collahuasi copper mine - a joint venture by Glencore and Anglo American - where production rose 17.3% year-on-year to 49 500 t in October, the agency said.