Peru's key copper projects are moving forward and the country is optimistic about remaining the world's second-largest copper producer, its mining minister said on Thursday, fending off a rise in the ranks by the Democratic Republic of Congo.
Mining giant Glencore Plc plans to invest $1.5 billion on an expansion project at its Antapaccay mine in Peru, up from $590 million announced previously, a company executive said, in a bid to unlock the stalled plan key to maintaining copper output.