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However, the remote desert location made mining generally uneconomic without onsite treatment. The area was mostly idle until the New Cornelia mine opened in 1917 as the first large open-pit mine in Arizona. Mining continued in the district until 1983. The district produced 6.304 billion pounds of copper.
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: Freeport-McMoRan: Copper ore, leached 5 (2021) [2] 18 Carlota Gila County, Arizona ...
Mines in Arizona — historic and present day sites of mining ... Cerro Colorado Mine; ... Darling Cinder Pit; G. Growler Mine Area; K. Kayenta Mine; M. Montana mine ...
According to a 1904 dictionary of U.S. statutory language, "a mining district is a section of country usually designated by name and described or understood as being confined in certain boundaries, in which gold or silver or both are found in paying quantities, and which is worked therefor, under rules and regulations prescribed by the miners."
Bear Run Mine: Peabody Bear Run Mining Surface Indiana: 7,271,178 Falkirk Mine: North American Coal Corporation [7] Surface North Dakota: 7,219,086 Three Oaks Mine: Luminant Mining Surface Texas 7,186,478 Harrison County Mine: CONSOL Energy [9] Underground [11] West Virginia 7,131,341 Tunnel Ridge Mine: Tunnel Ridge Underground
Denison Mines planned to begin mining its Arizona One mine in 2007. [9] The deposit is in a breccia pipe on the Colorado Plateau of northern Arizona. [ 10 ] In March 2011, the State of Arizona issued air and water permits to Denison which would allow uranium mining to resume at three locations north of the Grand Canyon, subject to federal approval.
Chloride is a onetime silver mining camp in Mohave County, Arizona, United States, and is considered the oldest continuously inhabited mining town in the state. [4] The town is a census-designated place (CDP), with a population at the 2020 census of 229. [3] Chloride has a ZIP Code of 86431.
Arizona breccia pipe uranium mineralization; 1983 Arizona copper mine strike; Arizona Department of Mines and Mineral Resources; Arizona Mining and Mineral Museum; Arizona State Mine Inspector; Artillery Mountains