The Sepon copper project came into production in 2005 at an estimated capital cost of US$235M. The adjacent gold mine, also owned by MMG (formerly Oz Minerals), was commissioned in 2002 and is considered separately in the Wood Mackenzie Gold Mine Cost Study. Wood Mackenzie’s asset reports are built from the bottom up, incorporating a number of granular data metrics to ultimately produce our industry standard cash operating costs. This report contains a detailed asset note giving you a holistic view of the asset, including an operational overview through to a timeline of events from inception to now. This qualitative analysis is supplemented by the associated Excel download which enables interrogation of a whole series of cost and production metrics over the life of the asset.