By 1980, when Lark was dismantled, only Copperton, at the mouth of Bingham Canyon and with a population of 800, remained. They exhibit a concentric alteration pattern and mineralogic zonation around the Bingham stock. Kennecott became a bustling mining camp filled with miners and their families. Impurities and precious metals settle to the bottom of the electrolytic cells as anode slimes. INNOVATIVE CONSTRUCTION SOLUTIONS FOR THE HOUSING CRISIS, largest non-volcanic landslide in North America. Around 65 –70 million cubic feet of dirt slid off the mountainside. They are a porphyry copper deposit, formed by a quartz monzonite porphyry intruded into sedimentary rocks. The pit is designated as a national historic landmark and the structure is even visible to the naked eye from the space shuttle! [9]:9, The open-pit owners replaced an antiquated 1000-car railroad with conveyor belts and pipelines for transporting the ore and waste, which reduced costs by nearly 30% and returned the operation to profitability. 2015/02/22 - Kennecott Copper Mine near McCarthy Alaska. * The mine is 2-3/4 miles across at the top and 3/4 of a mile deep. Careers Rio Tinto Kennecott strives to provide its employees with more than just a great place to work. [5] The mine is owned by Rio Tinto Group, a British-Australian multinational corporation. When you’re talking big equipment, there is really nothing bigger then Rio Tinto Kennecott. The Chino Mine is the third oldest, still active open-pit copper mine in the entire world. [6], Minerals, in the form of copper ore, were first discovered in Bingham Canyon in 1848 by two brothers, Sanford and Thomas Bingham, sons of Erastus Bingham, latter-day saint pioneers of September 1847, who grazed their cattle there. Kennecott expanded its power plant in 1960 to a 175,000-kilowatt capacity. Kennecott Copper Mines was formed in 1910 after a merger of Utah Copper and Kennecott copper mining companies. "[10]:E1,E8, Structurally, Late Paleozoic rocks were thrust faulted over the Precambrian craton during the Cretaceous Sevier orogeny. [18], The Bingham Canyon ore deposits occur in the Bingham nappe. The central porphyry ores formed from mantle hydrothermal circulation while the outer vein and deposits in the sedimentary rocks formed at lower temperature when magmatic and meteoric waters mixed.[10]. The sulfur dioxide gas emissions from the smokestacks caused significant crop damage to neighboring crops. A chlorination leaching process recovers the gold and silver, which is melted in induction furnaces. Kennecott has been mining and processing minerals from the rich ore body of the Bingham Canyon Mine since 1903, and is even today one of the top producing mines in the world. [37] Both mercury and arsenic are dangerous to health in large quantities. April 10, 2013 marking the largest non-volcanic landslide in North America taking place in the mine. His extensive tunnels and test pits, on his 200 acres, indicated ore containing 2% copper. The South Zone includes the Bingham Mining District in the Oquirrh Mountains, about 25 mi (40 km) southwest of Salt Lake City, the open pit, waste rock dumps, Copperton Mill and other historic sites. Maid Appleton @ the Kennecott Copper Mine in Bingham, Utah "Facts about Haulage Truck Tires: Tire Size - 55/80R63 Steel Belted Radial Tubeless; Height-12 feet, 6 inches; Diameter-153 inches; Weight-10,183 pounds: Tread Width-55 inches: Rim Size-63 inches: Tire … [25] The value of metals produced in 2006 at Bingham Canyon was US$1.8 billion. The Kennecott Copper Corporation, established to operate mines in Kennecott, Alaska, purchased a 25 percent financial interest in Utah Copper in 1915, which they increased to 75 percent in 1923.[9]:82,151. 2015/02/22 - Kennecott Copper Mine near McCarthy Alaska. A big blow to any operation. High molybdenum prices in 2005 made the molybdenum produced at Bingham Canyon in that year worth more than the copper. Mineralization is in a monzonite porphyry. Pictured recently in one of their tweets, they told us they operate over 100 of the Komatsu 930 series haul trucks. During the 1904–1905 winter, the farmers gathered together and decided to file suit against the smelters in the United States District Court of Utah. [13] The massive slide was expected to cut production of mined copper by 100,000 tonnes (110,000 short tons). During the copper strike of 1912 Utah Copper Company brought many Mexican and Mexican American strikebreakers to the Bingham mine. In 1989 the Rio Tinto Group acquired the asset, who modernized the mine, mill and smelter. Wall, Samuel Newhouse, Daniel C. Jackling, and the Guggenheim family. Here are some facts about Kennecott's Bingham Canyon Mine: - It is the world's largest man-made excavation. Among the 30-year veterans were trackman Felix Gonzales and tram operator Juventino Ramirez. The brothers applied themselves to that purpose as directed and did not stake a claim. Insofar as necessary to a proper determination of the issues involved, the facts are as follows: The Kennecott Copper Corporation is a New York corporation doing business in this and other states. •The mine is 2-3/4 miles across at the top and 3/4 of a mile deep. Our Kennecott mine produces gold and silver as bi-products of our copper mining. 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