Mining Weekly reported that diamond miner Harry Winston said it had lifted its diamond production last year from the partly owned Diavik diamond mine by close to 7.5% for higher grades to 7.2 million carats.
As quoted in the market news:
During the fourth quarter of 2012, the Diavik diamond mine produced 1.9-million carats from 500 000 t of ore processed, as compared with 1.6-million carats from 600 000 t of ore processed in the comparable quarter of the prior year.
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