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The Ekati Diamond Mine, often simply called Ekati, is Canada's first surface and underground diamond mine [1] and is owned by Burgundy Diamond Mines. It is located 310 km (190 mi) north-east of Yellowknife , [ 2 ] Northwest Territories , and about 200 km (120 mi) south of the Arctic Circle , near Lac de Gras .
One of the biggest threats to lake health occurs once mining operations are over. Calcium (Ca) is a by-product of mining, which can modify lake chemistry when present in mining runoff, specifically its pH. [27] Ekati Mine experienced a change in water chemistry where calcium concentrations increased from 1 mg/L to 30 mg/L.
In 1998, Ekati opened, a joint venture between BHP Diamonds Inc. (51%), Dia Met Minerals (29%), Fipke (10%), and Blusson (10%). Blusson's net worth in 2002 was estimated to be $295 million (US). In 2004, he was appointed as an Officer of the Order of Canada and was presented with the Logan Medal, Geological Association of Canada's highest honour.
Toronto-based diamond miner Dominion Diamond -- the company formerly known as Harry Winston Diamond -- has completed its purchase of BHP Billiton's stake in the Ekati Diamond Mine, "as well as the ...
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The Ekati Diamond Mine is now located there. [5] [8] [9] Fipke maintained a 10% interest in Ekati until 2014, when he sold his share to Dominion Diamond Corp. for US$67 million. [2] "I'm not really a miner," he said. "I'm an exploration geologist. This sale gives me more ability to do exploration." [7]
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In March 2010, underground mining began at the mine. The transition from open pit to underground mining was completed in September 2012. [10] In September 2012, Diavik completed the construction of the Northwest Territories' first large-scale wind farm. The four-turbine, 9.2-megawatt facility provides 11 per cent (2015) of the Diavik mine's ...