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Gold-quartz veins are found in the schists and gneiss. [1]: 19, 27, 48 Gold veinlets (they appear white) in a sample of gneiss from the Battle Branch Mine in Lumpkin County. The largest quantities of gold found in the eastern United States were found in the Georgia Gold Belt, extending from eastern Alabama to Rabun County, Georgia.
The geological eastern Blue Ridge includes metavolcanic rocks of the Georgia Gold Belt. [5] From the discovery of gold in the Georgia Gold Belt in 1828, enough gold was mined in the area to cause a branch mint of the United States Mint to be located in Dahlonega, Georgia. The region also includes igneous intrusions of granite and diabase. [6]
North Carolina was the site of the first gold rush in the United States, following the discovery of a 17-pound (7.7 kg) gold nugget by 12-year-old Conrad Reed in a creek at his father's farm in 1799. The Reed Gold Mine , southwest of Georgeville in Cabarrus County, North Carolina produced about 50,000 troy ounces (1,600 kg) of gold from lode ...
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 first statewide geologic map of Georgia was published in 1825. It was a 1:1,000,000 scale map of Georgia and Alabama published by Henry Schenck Tanner. [3] In 1849 W.T. Williams published the geological features for the state on a 1:120,000 scale map within George White's (1849) Statistics of the State of Georgia report. [4]
Shaded relief map of the United States, showing 10 geological provinces. The richly textured landscape of the United States is a product of the dueling forces of plate tectonics, weathering and erosion. Over the 4.5 billion-year history of the Earth, tectonic upheavals and colliding plates have raised great mountain ranges while the forces of ...
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A video of the Eastern United States taken by the crew of Expedition 29 from the International Space Station as it passed over the region in 2011 A map of the Eastern United States. The Eastern United States, often abbreviated as simply the East, is a macroregion of the United States located to the east of the Mississippi River. [1]