Mining in United states
Oklahoma Mining
Copper was mined at Creta from 1965 to about 1975. The ore 2% to 4.5% copper as chalcocite replacement grains in an 8-in...
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Alabama Mining
Alabama Mine is one of the most historically significant and resource-rich mining locations in the southeastern United S...
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Alaska Mining
Russian explorers revealed placer gold in the Kenai River in 1848, but no gold was created. Gold mining happening in 18...
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Arizona Mining
Arizona has been a major copper producer since the 19th century. In 2006 Arizona was the leading copper-producing state ...
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California Mining
Bradley Custom Iron in Oroville, CA is a private company categorized under Iron Ore. Companies like Bradley Custom Iron ...
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Colorado Mining
Gold mining in Colorado, a state of the United States, has been an industry since 1858, and played a key role in the est...
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Connecticut Mining
Connecticut is home to the first successful copper mining by Europeans in what is now the United States. A copper deposi...
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Georgia Mining
Appalachian Wrought Iron in Dillard, GA is a private company categorized under Iron Ore. Companies like Appalachian Wrou...
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Hibbing Mining
The Hull-Rust-Mahoning Mine in Hibbing, Minnesota, is one of the largest open pit iron mines in the world. The mine, loc...
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Idaho Mining
Idaho was teeming with prospectors from the late 1800s to the early 1900s, all of them infected with gold fever. The dis...
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Maine Mining
Copper mines operated in Hancock County near Blue Hill and Sullivan, from 1877 to 1884. The Harborside mine, near Brooks...
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Maryland Mining
Agro-Iron Chesapeake in Baltimore, MD is a private company categorized under Iron Ore. Companies like Agro-Iron Chesapea...
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Michigan Mining
Approximately 29 thousand troy ounces (900 kg) of gold were produced from the Ropes gold mine northeast of Ishpeming in ...
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Minnesota Mining
Polymet Mining Corp. has proposed a large open-pit copper-nickel mine of its Northmet orebody in St. Louis County, Minne...
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Missouri Mining
Missouri has produced small amounts of copper from Franklin, Madison, and other counties since 1837. A copper mine start...
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Montana Mining
Butte, Montana is historically the second-greatest source of silver in the United States, second only to the Coeur d�Ale...
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Nevada Mining
Nevada is now the leading gold-producing state in the nation, in 2007 producing 80% of the gold mined in the United Stat...
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New Hampshire Mining
Silver-bearing galena was mined from three districts in New Hampshire. The Silver Lake mine near Madison in Carroll Coun...
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New Jersey Mining
B M International Corporation in Fort Lee, NJ is a private company categorized under Iron Ore. Our records show it was e...
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New Mexico Mining
BHP Billiton's coal mines in New Mexico supply two coal fired power plants which deliver electricity to approximately 90...
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New York Mining
A copper mine operated at Canton, St. Lawrence County in the 19th century.
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North carolina Mining
Copper was discovered at the Ore Knob deposit in the northwest part of the state in the early 1850s, and mining began in...
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North Dakota Mining
The North American Coal Corporation is engaged in the surface mining of lignite as fuel for power generation by electric...
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Ohio Mining
American Iron in Galion, OH is a private company categorized under Iron Ore. Companies like American Iron usually offer:...
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Oklahoma Mining
Copper and silver occur in a sandstone roll-front-type deposit in the Wellington sandstone of Permian age at Paoli, Garv...
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Oregon Mining
Although gold mines are spread over much of Oregon, almost all of the gold produced has come from two principal areas: t...
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Pennsylvania Mining
About 37 thousand troy ounces (1.2 tonnes) of gold was produced from the Cornwall iron mine five miles south of Lebanon,...
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South Carolina Mining
South Carolina had a number of lode gold mines along the Carolina Slate Belt. The Haile deposit was discovered in Lancas...
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South Dakota Mining
The only operating gold mine in South Dakota is the Wharf mine, an open pit heap leach operation. South Dakota has a ric...
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Tennessee Mining
Ducktown, Tennessee was the center of a major copper-mining district from 1847 into the 1970s. The district also produce...
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Texas Mining
Some prospects have been excavated for gold on the Llano Uplift of central Texas. Gold prospects include the Heath mine ...
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Utah Mining
Most gold produced in Utah today is a byproduct of the huge Bingham Canyon copper mine, southwest of Salt Lake City. In ...
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Vermont Mining
A number of copper mines operated in Orange County from 1809 to 1958. At least five copper mines operated along a belt 2...
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Virginia Mining
Iron Ore was discovered in the Virginia area in March 1892. Virginia was settled to accommodate the Iron Ore Mining in t...
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Washington Mining
Gold was first discovered in Washington in 1853, as placer deposits in the Yakima Valley. Production from the state neve...
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West Virginia Mining
Twilight MTR Surface Mine is a surface operation utilizing mountaintop removal practices in Boone County, WV, owned by M...
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Wyoming Mining
Antelope Coal Mining CO in Gillette, WY is a private company categorized under Bituminous Coal and Lignite-Surface Minin...
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