Antofagasta sees 2018 costs to reach $1bn on Pelambres expansion, equipment

Shares in Chilean miner Antofagasta Plc. (LON:ANTO) plummeted Wednesday after the company reported marked drops in gold and copper output during the last quarter of 2017, which weighted on full-year production. Gold production fell to 212,400 ounces in 2017, a...