Placerville, Colorado Placerville, Colorado Placerville, Colorado is positioned in Colorado Placerville, Colorado Location in San Miguel County and the state of Colorado Post Office positioned in San Miguel County, Colorado, United States.
Placerville was originally established as a small quarrying camp, titled after the placer gold mines positioned on the San Miguel River and Leopard Creek.
The locale became known as Old Placerville after the Rio Grande Southern Railroad constructed a depot and a several passing sidings west of the initial settlement, calling it Placerville.
Built an ore-processing foundry southeast of Placerville to recover the metal as ferro-vanadium, which it sold. At least five mines were active at one time, and by 1919 the two ore mills at Placerville were producing 30% of the world's vanadium. Through 1940, the mines produced about 3.7 million pounds of vanadium. Wikimedia Commons has media related to Placerville, Colorado.
Hess (1913) Notes on the vanadium deposits near Placerville, Colorado, in Contributions to Economic Geology, 1911, US Geological Survey, Bulletin 530, p.142-156.
Chenowith (1980) Uranium in Colorado, in Colorado Geology, Denver: Rocky Mountain Association of Geologists, p.217.
Fischer and the rest (1947) Vanadium deposits near Placerville, San Miguel County, Colorado, Colorado Scientific Society Proceedings, v.15 n.3, p.120.
Bush and the rest (1959) Areal geology of the Placerville Quadrangle, San Miguel County, Colorado, US Geological Survey, Bulletin 1072-E, p.373.
Fischer (1968) Vanadium deposits of the Placerville area, San Miguel County, Colorado, in San Juan-San Miguel-La Plata Region, New Mexico and Colorado, New Mexico Geological Society, p.100-103.
Municipalities and communities of San Miguel County, Colorado, United States
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Unincorporated communities in San Miguel County, Colorado - Unincorporated communities in Colorado
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