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The Bingham Canyon Mine, more commonly known as Kennecott Copper Mine among locals, [3] is an open-pit mining operation extracting a large porphyry copper deposit southwest of Salt Lake City, Utah, in the Oquirrh Mountains. The mine is the largest human-made excavation, and deepest open-pit mine in the world, [4][5] which is considered to have ...
Chuquicamata (/ tʃ uː k iː k ə ˈ m ɑː t ə / choo-kee-kə-MAH-tə; referred to as Chuqui for short) is the largest open pit copper mine in terms of excavated volume in the world. [citation needed] It is located in the north of Chile, just outside Calama, at 2,850 m (9,350 ft) above sea level.
Ray mine – Asarco copper mine located in Pinal county, Arizona. Red Dog mine – zinc and lead mine in Red Dog Mine, Alaska. Rio Tinto Borax Mine – California 's largest open-pit mine and the largest borax mine in the world. Thompson Creek mine – molybdenum mine in Custer County, Idaho.
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. A very large pit ensued--half a mile deep and two miles in ...
The Calumet and Arizona Mining Company organized in March, 1901 and operated several large and profitable mines adjacent to the Copper Queen. By 1907, the C&A was the fourth-most productive copper mine in Arizona, and ran its own smelter in Douglas, Arizona. [5] Phelps Dodge started mining the Lavender open pit in the early 1950s. [4]
Coordinates: 14.0990°S 72.3198°W. Las Bambas copper mine is an open-pit copper mine in the Cotabambas province of Peru. With over a billion tons of copper ore, the deposit is one of the largest in the world and produces 2% of global copper. [1] Las Bambas also produces molybdenum concentrates. Development began on the mine in August 2015 and ...
Nchanga Copper mine. / 12.51°S 27.85°E / -12.51; 27.85. Nchanga Copper mine, previously the Chingola Copper mine, is an underground and open-pit cobalt and copper mine in Chingola, in the Copperbelt Province of Zambia. It is the largest copper mine in Africa. It is owned by the Konkola Copper Mines, a joint venture between Vedanta ...
Coordinates: 40°31′21″N 112°09′07″W. The Bingham Canyon Reclamation Project, in Utah, was a 1973 site-specific mine reclamation design that artist Robert Smithson submitted to the mine's management company, Kennecott Copper Corporation. The design re-imagined Bingham Canyon Mine, the world's largest open pit mine, as a monumental work ...