The original Voisey's Bay discovery was made in 1993 by Archean Resources while conducting a regional diamond exploration programme for Diamond Fields. The integrated Long Harbour refinery was commissioned in December 2013. In June 2018, Vale once more approved the development of the US$1.7Bn underground mine. 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.