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Mine: State: Coordinates: Town: Owner: Dates: Comments: Pyne Mine: Alabama 33°22′33.18″N 86°55′21.65″W Lacey's Chapel: Woodward Iron Company: 1918–1971 One of only two shaft mines dug in the Birmingham District, and the last ore mine to operate in the region, closing in 1971. Sloss Mines: Alabama 33.39816°N 86.93276°W Red Mountain
NMMR's oldest mine: 1792 anthracite coal, "Old Mine." One of NMMR's oldest mine maps: 1859 anthracite coal map from Hazleton Coal Co. The NMMR contains digital and microfilm maps of surface and underground coal, metal, and non-metal mines throughout the United States. Some of the information that can be obtained from the repository includes:
Mining continued unabated until the onset of the California Gold Rush, at which point most serious speculators moved west. Production continued at a low level until the Civil War, when it virtually ground to a halt. [1] Near the end of the war, Union troops began a systematic campaign to destroy the economic base of the South.
This list of gold mines in the United States is subsidiary to the list of mines article and lists working, defunct and future mines in the country and is organised by the primary mineral output. For practical purposes stone, marble and other quarries may be included in this list.
The Shelburne mine operated intermittently from the 1830s into the 1850s; a final attempt at mining took place in 1880. The Mascot mine worked from 1881 to 1885 and in 1906. The North Woodstock mine, near the town of the same name in Grafton County, apparently mined and milled lead-silver ore, although no production records are known.
In 2015, the value of coal, metals, and industrial minerals mined in the United States was US$109.6 billion. 158,000 workers were directly employed by the mining industry. [1] The mining industry has a number of impacts on communities, individuals and the environment.
The Franklin and Sterling Hill deposits with production of 6.3 million tonnes of zinc, account for 15 percent of all recorded zinc production in the contiguous United States. Major mining began about 1870, and the Sterling Hill mine was the last working underground mine in New Jersey when it closed in 1986. [9] [10]
Thompson Creek Metals Co. Inc. Custer: Montana: Continental Pit [3] Montana Resources LLP: Silver Bow: Nevada: Ashdown mine [3] Win-Eldrich Mines Ltd. Humboldt: Robinson [3] Quadra FNX Mining Ltd. White Pine: New Mexico: Chino [3] Freeport-McMoRan: Grant: Questa [3] Chevron Mining: Taos: Utah: Bingham Canyon [3] Kennecott Utah Copper Corp. Salt ...