South32's $2.05B Chilean copper onion

SOUTH32 boss Graham Kerr admits that when his business development team came to him with the idea of acquiring Sumitomo’s 45% stake in the Sierra Gorda copper mine in Chile’s Antofagasta region for up to US$2.05 billion, he was as sceptical as could be.

South32's $2.05B Chilean copper onion South32's $2.05B Chilean copper onion South32's $2.05B Chilean copper onion South32's $2.05B Chilean copper onion South32's $2.05B Chilean copper onion

South32 CEO Graham Kerr

Sierra Gorda might rank as Chile's 11th biggest copper mine but it has had a lousy reputation since production got going in 2014, something that the 55% operator - Poland's KGHM - has only been able