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Kennecott, also known as Kennicott and Kennecott Mines, is an abandoned mining camp in the Copper River Census Area in the U.S. state of Alaska that was the center of activity for several copper mines. [3]
Underground mine producing nickel and copper concentrates 18 (2018) [8] 15 Phoenix Lander County, Nevada: Newmont Mining Corporation: Gold-copper ore, concentrated and leached 16 (2018) [6] 16 Lisbon Valley San Juan County, Utah: Lisbon Valley Mining Company Copper ore, open pit, heap leached 10–15 (2018) [9] 17 Miami: Gila County, Arizona ...
The copper operations at Bingham Canyon Mine are managed through Kennecott Utah Copper Corporation which operates the mine, a concentrator plant, a smelter, and a refinery. The mine has been in production since 1906, and has resulted in the creation of a pit over 0.75 miles (1,210 m) deep, [ 5 ] 2.5 miles (4 km) wide, and covering 1,900 acres ...
Kennecott Utah Copper LLC (KUC), a division of Rio Tinto Group, is a mining, smelting, and refining company. Its corporate headquarters are located in South Jordan, Utah . Kennecott operates the Bingham Canyon Mine , one of the largest open-pit copper mines in the world in Bingham Canyon , Salt Lake County , Utah.
The syndicate started construction from Cordova, the Bonanza mine site at Kennecott, and at a point midway where the Nizina River merged with the Copper River. Challenges included bridging the Kuskulana River canyon and the Copper River with the Million Dollar Bridge. "The completion of the Million Dollar Bridge in the summer of 1910 ...
[5]: 260 The Kennecott operations reported gross revenues above $200 million and a net profit greater than $100 million. [6] Present-day visitors may hike to the abandoned Bonanza, Jumbo, and Erie mines, all of which are strenuous full-day hikes, with Erie Mine being a somewhat terrifying scramble along cliffs overlooking the Stairway Icefall.
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Copper was discovered between the Kennicott Glacier and McCarthy Creek in 1900, after which Kennicott Mine, Kennecott Mining Company, and company town of Kennecott were created. Due to a clerical error, the corporation and town used the spelling of Kennecott instead of Kennicott, named for Kennicott Glacier in the valley below the town.