Chile's state copper commission Cochilco said Codelco, the world's largest copper miner, increased its output by 14.9% year-on-year to 151,600 tonnes in June. BHP's Escondida, the world's largest copper mine, saw output fall 21.6% year-on-year to 82,900 tonnes in the same month while production at Collahuasi copper mine, a joint venture of Glencore and Anglo […]