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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 Syncrude mine is now the largest mine (by area) in the world, with mines potentially covering 140,000 km 2 (54,000 sq mi). [ citation needed ] (Although there is oil underlying 142,200 km 2 (54,900 sq mi), which may be disturbed by drilling and in situ extraction, only 4,800 km 2 (1,900 sq mi) may potentially be surface mined, and 904 km 2 ...
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. In contrast, deeper mineral ...
The mine was opened by the Cyprus Anvil Mining Corporation in 1969, which was formed to mine the deposit. [19] From the late 1960s until 1982 the mine was one of the largest lead-zinc mines in the world. At one time it was the largest open-pit mine in the world. During its history, 320 million tonnes of waste rock was removed to reach the ore.
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 mine began operations in 1996 and coal was extracted using truck and shovel mining. Coal mining has taken place in this area of Pictou County for more than 400 years, and until the Donkin Mine reopened in 2017, [ 1 ] the pit was the only operating coal mine in Nova Scotia. [ 2 ]