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The San Francisco Mint is a branch of the United States Mint. Opened in 1854 to serve the gold mines of the California Gold Rush, in twenty years its operations exceeded the capacity of the first building. It moved into a new one in 1874, now known as the Old San Francisco Mint. In 1937 Mint operations moved into a third building, the current ...
Gold: the California story. Berkeley and Los Angeles: University of California Press. ISBN 0-520-21547-8. Rawls, James J. and Orsi, Richard J. (eds.) (1999). A golden state: mining and economic development in Gold Rush California (California History Sesquicentennial Series, 2). Berkeley and Los Angeles: University of California Press.
Lawson's map of the Gold Regions is the first map to accurately depict California's Gold Regions. Issued in January 1849, at the beginning of the California gold rush, Lawson's map was produced specifically for prospectors and miners. A Correct Map of the Bay of San Francisco and the Gold Region from actual Survey June 20th. 1849 for J.J. Jarves.
In 1901, the near-vertical Utica quartz deposit; twice abandoned, and once believed so unworkable traded hands for just US$50; [5] was said to have yielded the single richest gold deposit in California. After heavy investment, more than $7,000,000 in gold was removed from Utica, and up to $900,000 in gold bullion was extracted in a single month ...
Major gold mining in California began during the California Gold Rush. Gold was found by James Marshall at Sutters Mill, property of John Sutter, in present-day Coloma. In 1849, people started hearing about the gold and after just a few years San Francisco's population increased to thousands.
San Francisquito Canyon was the site of placer mining for gold by Spanish missionaries from the San Fernando and San Buenaventura Missions, and later by Mexican Californios. Their activity stopped in 1848, when the gold discovery at Sutter's Mill started the California Gold Rush. Placer mining later occurred in the canyon into at least the late ...
Gold Hill in Grass Valley, California, was the site of one of the first discoveries of quartz gold [2] in California. While quartz gold was also found in other areas of Nevada County, California during the same time, it is this find near Wolf Creek that led to quartz-mining frenzy and subsequent creation of the Gold Country quartz-mining industry.
The Yuba Goldfields, also known as the Hammonton dredge field, is the largest gold dredge field in California. Located along the Yuba River approximately 6–12 miles (10–20 km) upstream of the town of Marysville , in Yuba County , the Hammonton dredge field was actively dredged for gold from 1904 [ 1 ] to 1968. [ 2 ]