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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.
Super Pit gold mine at Kalgoorlie in Western Australia, 2005 Gold-bearing quartz veins in Alaska. Gold mining is the extraction of gold by mining.. Historically, mining gold from alluvial deposits used manual separation processes, such as gold panning.
The following are lists of gold mines and are subsidiary to the list of mines article and lists working, defunct and planned mines that have substantial gold output, organized by country. North America
Current active hardrock gold mines include the Montana Tunnels mine, and the Golden Sunlight mine. Active gold placers include the Browns Gulch placer and the Confederate Gulch placer. Gold is also produced from three platinum mines in the Stillwater igneous complex: the Stillwater mine, the Lodestar mine, and the East Boulder Project. [34]
The Homestake Mine was a deep underground gold mine (8,000 feet or 2,438 m) located in Lead, South Dakota. Until it closed in 2002 it was the largest and deepest gold mine in the Western Hemisphere . The mine produced more than forty million troy ounces (43,900,000 oz; 1,240,000 kg) of gold during its lifetime. [1]
Only one Colorado mine continues to produce gold, the Cripple Creek & Victor Gold Mine at Victor near Colorado Springs, an open-pit heap leach operation owned by Newmont Corporation, which produced 322,000 troy ounces of gold in 2019 and reported 3.45 million troy ounces of Proven and Probable Reserves as at December 31, 2019.
The Island Gold mine is located approximately 83 kilometres northeast of Wawa, in northern Ontario. Island Gold consists of an underground mine, currently mining at a rate of approximately 1,200 tonnes per day, a conventional carbon-in-pulp (“CIP”) mill and associated infrastructure.
Newmont Corporation is an American gold mining company based in Greenwood Village, Colorado.It is the world's largest gold mining corporation. [2] Incorporated in 1921, it owns gold mines in the United States, Canada, Mexico, the Dominican Republic, Australia, Ghana, Argentina, Peru, and Suriname. [3]