Codelco to invest $720m in Chuquicamata copper mine
Chile's State-owned Codelco, the world's leading copper miner, is planning to invest an extra $720-million in the revamp of one of its copper mines.
The company has proposed a series of modifications to the original Chuquicamata underground project, aiming to reach the authorized production rate of 140 000 metric tons per day.