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East Pit of Sherman Mine in Temagami, Ontario, Canada. Adams Mine – abandoned mine in Kirkland Lake, Ontario; Athabasca oil sands – second largest proven petroleum reserve in the world as of 2013, located in northern Alberta along the Athabasca river. Barkerville Mine - Gold Mine near Wells, British Columbia
Mining of the original Bethlehem Copper pits ceased in 1982. The Bethlehem concentrator continued to operate on ore from the Valley Copper deposit until June 1989. Production on the Valley Copper mine, now the largest mine and most noticeable feature, began in January 1983. [5] For fifty years the ore was dug using shovels and open pit methods ...
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 .
Open-pit mining, also known as open-cast or open-cut mining and in larger contexts mega-mining, [1] is a surface mining technique that extracts rock or minerals from the earth. Open-pit mines are used when deposits of commercially useful ore or rocks are found near the surface where the overburden is relatively thin.
Open pit mining destroys the boreal forest and muskeg, while in situ extraction technologies cause less significant damage. Approximately 0.19% of the Alberta boreal forest has been disturbed by open pit mining. [94] The Alberta government requires companies to restore the land to "equivalent land capability".
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 annual power needs and operates at 98% availability.
The Kearl Oil Sands Project is an oil sands mine in the Athabasca Oil Sands region at the Kearl Lake area, about 70 kilometres (43 mi) north of Fort McMurray in Alberta, Canada that is operated by the 143-year old Calgary, Alberta-headquartered Imperial Oil Limited—one of the largest integrated oil companies in Canada.
The Québec Cartier Mining Company opened the Lake Jeannine iron mine to the southwest of Fire Lake in 1961, near the company-built town of Gagnon. The company made investments in the 1970s at Mont-Wright, Fermont and Fire Lake. [4] The open pit mine near Fire Lake was exploited by Sidbec-Normines, a private-public consortium, between 1977 and ...
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