Mining giant Rio Tinto (ASX:RIO,NYSE:RIO,LSE:RIO) said in a press release on Thursday, October 3, that it has completed the development and construction of Phase 1 of the A21 underground mine at its ...

A small plane carrying Rio Tinto workers to the company’s Diavik diamond mine in Canada’s remote Northwest Territories has crashed shortly after takeoff, resulting in a number of fatalities. The ...

March 30 (Reuters) - Diamond miner and retailer Harry Winston Diamond Corp said Diavik diamond mine, in which it owns a 40 percent stake, will take two production shutdowns and also hasten the process ...

A 552-carat yellow diamond was recently unearthed in Canada — the largest ever found in North America. Mining company Dominion Diamond Mines said in a press release on Thursday the diamond was ...

Six people were confirmed dead Wednesday after their small plane crashed in northwest Canada en route to a Rio Tinto diamond mine, authorities said. Four passengers and two crew members died in the ...

Rio Tinto’s Diavik diamond mine has been awarded the Towards Sustainable Mining (TSM) Environmental Excellence Award for its solar power plant, the largest off-grid solar installation in Canada’s ...

(Reuters) - Harry Winston Diamond Corp said recovery at the Diavik mine in Canada's Northwest Territories was slightly less than its expectations in 2011. The mine recovered 6.7 million carats of ...

Rio Tinto (NYSE:RIO) said Thursday it will build Canada's largest solar power plant to supply electricity to its Diavik Diamond Mine in the Northwest Territories, as it pursues net zero emissions ...

Dominion Diamond (NYSE:DDC) says Q1 production at its Diavik diamond mine totaled 1.9M carats, up from 1.6M a year earlier, helped by improved grades. The average grade of ore processed was 3.87 ...