MINERA ESPERANZA INTEGRAL OPERATIONS CENTRE ABSTRACT Minera Esperanza, belonging to the Antofagasta Minerals Group (with 70% ownership) in association with the Japanese firm Marubeni (30% ownership), is a copper and gold mine located 30 kilometers from the town of Sierra Gorda, in the region of Antofagasta. Upon commencing operations, Minera Esperanza will reach annual production of more than 191,000 tons of copper in ore concentra

Join for free to read