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Hull–Rust–Mahoning Open Pit Iron Mine – largest open pit iron mine in the world, near Hibbing, Minnesota [7] Lavender Pit – copper mine in Cochise County, Arizona; Morenci Mine – copper mine in Greenlee County, Arizona; Mountain Iron Mine – iron mine in Mountain Iron, Minnesota; Robinson Mine – copper and gold mine in Ruth, Nevada [8]
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 ...
Kerr-Sulphurets-Mitchell (KSM) is an active mine exploration project 65 km northwest of Stewart, British Columbia (1,545 km northwest of Vancouver, British Columbia). [1] [2] The property is 100% owned by Toronto-based Seabridge Gold. Denver-based royalty company Royal Gold owns a 2% net smelter return royalty on the mine. Since May 2011, the ...
In the database, over 600 mining areas have been identified, consisting of over 7,000 shafts, adits, slopes, trenches, and associated underground workings which are or once were open to the surface. The database is updated regularly whenever locations are visited, or new mine openings are identified.
The following lists of mines in Canada are subsidiaries to the list of mines article and lists working, defunct and future mines in the country and is organised by the primary mineral output and province.
The mine began ore production in 1966, as an open pit mine and eventually evolved into an underground mine. The mine produces copper, zinc, and several other metals. [4] [9] The mine has the oldest-known flowing water on Earth. A billion-year-old water sample collected from the mine was added to the collection at Ingenium in Ottawa on November ...
The Gibraltar Mine is a Canadian copper mine operated by Taseko Mines near McLeese Lake in British Columbia, Canada. It is the second largest open-pit mine in Canada and the fourth largest in North America. [1] The mine is the largest employer in the Cariboo region. [1] Gibraltar was originally opened by Placer Development Ltd. of Vancouver in ...
Surface mining began in Voisey's Bay in 2005 in order to access the nickel deposit. [7] [8] The bulk carrier ship Umiak I was commissioned in May 2006 to transport ore from the mine. [9] [10] In July 2015, the ownership board of directors approved the construction of the underground phase of the Voisey's Bay Mine.