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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.
Another major mine is the North American Emerald Mine (NAEM), operated privately. Previously known as Rist Mine, this is a location mined by James K. Hill who is the founder of North American Emerald Mines Inc. At the mine more than 30,000 carats (6.0 kg) of emeralds have been found, estimated value US$9 million. [by whom?]
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
Name of mine Production Location Citations 1: Olimpiada mine: 1,998,000 ... Cortez Gold Mine: 731,700 United States [4] 9: Pueblo Viejo mine: 713,300
United States Russia: List of countries by oil production ... Gem Largest producer Second largest producer Complete list Fluorite [4]
On Thursday, a federal judge ruled in favor of a US Department of Justice motion to forfeit the gem to Brazil. A massive, 836-pound emerald worth as much as $1 billion will be returned to Brazil ...
^ Florida's state gem, moonstone, was adopted to highlight Florida's role in the United States' Lunar program, which landed the first astronauts on the Moon. [81] ^ Since 1983, Massachusetts has had 3 other official state rocks: State Historical Rock (Plymouth Rock), State Explorer Rock (Dighton Rock), and State Building and Monument Stone . In ...
Baltimore also enjoys a privileged location. It sits less than an hour from Washington, DC, 90 minutes from Philadelphia, two to three hours from a dozen beach towns and three hours from New York ...