09:54 AM EST - Dominion Diamond Corporation : reported that in the first calendar quarter of 2013, the Diavik Diamond Mine produced 1.9 million carats from 0.5 million tonnes of ore processed, as compared to 1.6 million carats from 0.5 million tonnes of ore processed in the comparable quarter of the prior year. The 21% increase in carats recovered in the quarter was primarily due to improved grade in each of the kimberlite pipes. The average grade of ore processed was 3.87 carats/tonne compared with 3.03 carats/tonne in the comparable quarter of the prior year. Dominion Diamond Corporation
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