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Argonaut Mining Company: 1893–1942 registered as California Historical Landmark #786. Golden Fleece Tunnel: Westville: Golden Fleece Mining & Milling Co. Iron Mountain Mine: Redding: Kennedy Mine: Jackson: 1886–1942 South of Sutter Gold Mine Locarno Mine
The California State Mining and Mineral Museum exhibits and interprets the state's mineral resources and mining heritage. It is part of the California state park system, and is located near Mariposa, a town in central California, on the premises of the Mariposa County fairgrounds. [1]
In 1986, California named benitoite as its state gemstone, a form of the mineral barium titanium silicate that is unique to the Golden State and only found in gem quality in San Benito County. [ 80 ] ^ Colorado is the only state whose geological symbols reflect the national flag's colors: red (rhodochrosite), white (yule marble), and blue ...
Gold mines in California (25 P) Pages in category "Mines in California" The following 4 pages are in this category, out of 4 total.
The Black Diamond Mines Regional Preserve is a 6,000-acre (2,400 ha) park located north of Mount Diablo in Contra Costa County, California under the administration of the East Bay Regional Park District (EBRPD). The district acquired the property in 1973.
The Empire Mine is "one of the oldest, largest, deepest, longest and richest gold mines in California". [3] Between 1850 and its closure in 1956, the Empire Mine produced 5.8 million ounces (165 tons) of gold , extracted from 367 miles (591 km) of underground passages.
The Mountain Pass Rare Earth Mine and Processing Facility, owned by MP Materials, is an open-pit mine of rare-earth elements on the south flank of the Clark Mountain Range in California, 53 miles (85 km) southwest of Las Vegas, Nevada. In 2020 the mine supplied 15.8% of the world's rare-earth production.
It was the site of some of the most prolific gold mines in Southern California. It was named after William F. Holcomb, who found gold there in 1860. Holcomb's discovery spurred the largest gold rush in the Southern California region. [1] The boomtown of Belleville was founded near there and flourished for about ten years before being abandoned.