Anglo-Swiss miner Xstrata is advancing a US$293mn expansion project at its Lomas Bayas copper mine in northern Chile’s region II and is currently at the engineering works stage, a company spokesperson told BNamericas.
See http://www.bnamericas.com/news/mining/Lomas_Bayas_advances_US*293mn_project_to_extend_mine_life_to_2020/181461623.