Harry Winston Diamond Corporation (TSX:HW,NYSE:HWD) announced an updated life-of-mine plan for the Diavik diamond mine.
As quoted in the press release:
The further development of the underground mine has given the joint venture partners an increased understanding of future production levels, the best mining methodology, and better clarity on cost structures. This updated mine plan assumes, among other things, the development of the A-21 diamond pipe, which is subject to a step-wise approval process by the joint venture partners. The first step of a detailed preliminary assessment and advanced engineering has been completed.