09:54 AM EST - Harry Winston Diamond Corporation : reported that in the fourth calendar quarter of 2011, the Diavik Diamond Mine recovered (100% basis) 1.6 million carats from 0.6 million tonnes of ore processed. For the 2011 calendar year, 6.7 million carats of diamonds were recovered from 2.2 million tonnes of ore processed. Although tonnage processed was on target, there was a modest shortfall from the forecast recovery of 6.9 million carats as a result of lower than expected amounts of reprocessed ore and a higher proportion of A-418 ore processed. Harry Winston Diamond Corporation
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