Timeline

Xstrata Copper acquired the right to explore Las Bambas through an international public tender.

Completed exploration of 306,908 accumulated drilled metres.

Completed Feasibility Study.

Held public hearing for the Environmental Impact Study (EIS) in Challhuahuacho, Cotabambas province, Apurímac region.

Signed contract with the government to transfer the Las Bambas mining concessions titles, with an investment of US $4.2 billion1.

The government approved the EIS after an extensive citizen participation process.

Communicated a 10% increase in the Las Bambas mineral resource, equivalent to 1.71 billion tonnes at a grade of 0.6% copper.

Engineered roads and main components for the start-up of the operation.

Began improvement of Las Bambas – Espinar road.

Allocated more than 60% of the investment for construction.

Glencore became owner of Las Bambas as part of its acquisition of Xstrata.

Made 65% progress on pioneering roads, 40% on concentrator plant, and 95% on improvement of Las Bambas – Espinar road.

EIS amendment submitted to allow ground transport of copper.

The joint venture of MMG Limited, Guoxin International Investment Co. Ltd. and CITIC Metal Co. Ltd. purchased Las Bambas.

Started physical resettlement of Fuerabamba community.

First production of copper concentrate as part of commissioning activities.

Commissioning and commenced ramp-up to full production.

First shipment of copper concentrate.

Commenced commercial production.