Dec 17   Name change for long-established company Dec 09   Antofagasta is a leading mining and transportation group in Chile Nov 09   Start-up of antofagasta’s new copper mine: Commissioning begins at Los Pelambres Oct 07   Antofagasta group to explore magistral copper project in peru Sep 19   Antofagasta closes financing arrangements for El Tesoro Project Sep 16   Interim results announcement: For the six months ended 30 june 1999 Aug 02   Financing for the us$300 million el tesoro:Copper project finalised