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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 ...
Mount Polley mine is a Canadian gold and copper mine located in British Columbia near the towns of Williams Lake and Likely. It consists of two open-pit sites with an underground mining component and is owned and operated by the Mount Polley Mining Corporation, a wholly owned subsidiary of Imperial Metals. In 2013, the mine produced an output ...
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.
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 .
The Mary River Mine is an open-pit iron ore mine in the Mary River area of Baffin Island, Canada. [3]: 2 It is operated by the Baffinland Iron Mines Corporation (BIMC).As of 2021, the operation consists of an open-pit mine, two work camps for hundreds of workers, a tote road—from the Mary River site to Milne Inlet—and port infrastructure at Milne Inlet. [1]
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.
In 1979, rights-holder Amoco Canada Petroleum agreed with Dome Mines and Campbell Red Lake Mines Ltd. (which would both merge in 1987 with Placer Development Ltd. to form Placer Dome) to explore and develop the mineral resources. [1] In 2019, Detour Gold – the former operating company of the mine – was acquired by Kirkland Lake Gold.