Search results
Results From The WOW.Com Content Network
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
Year of acquisition. 2017. 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.
Hard rock, downwards shaft. Greatest depth. 60 feet. History. Active. circa 1824. The Lost Padre Mine is a legend about Spanish or Mexican mining activity along the "big bend" section of the San Andreas Fault during California's colonial period between 1769 and 1848. [1]
Holcomb Valley. / 34.3028; -116.8960. Holcomb Valley, located in the San Bernardino Mountains about five miles north of Big Bear Lake, was the site of the most gold mines in Southern California. It was named after William F. Holcomb, who found gold there in 1860. That year started the largest gold rush in the Southern California region. [1]
1660573 [ 1] Eagle Mountain is a ghost town in the California desert in Riverside County founded in 1948 by industrialist Henry J. Kaiser. The town is located at the entrance of the now-defunct Eagle Mountain iron mine, once owned by the Southern Pacific Railroad, then Kaiser Steel, and located on the southeastern corner of Joshua Tree National ...
1999 Hector Mine earthquake. / 34.54; -116.39. The 1999 Hector Mine earthquake occurred in Southern California, United States, on October 16 at 02:46:50 PDT. Its moment magnitude was 7.1 and the earthquake was preceded by 12 foreshocks, the largest of which had a magnitude of 3.8. The event is thought to have been triggered by the 1992 Landers ...
The Cerro Gordo Mines are a collection of abandoned mines located in Cerro Gordo in the Inyo Mountains, Inyo County, near Lone Pine, California. Mining operations spanned 1866 to 1957, producing high grade silver, lead, zinc ore, and more rarely gold ore and copper ore. [ 1] Some ore was smelted on site, but larger capacity smelters were ...
Beginning in 1856, the mine was first worked for borax. Mining for sulfur began in 1865, and produced 2,000,000 pounds (909,090 kg) in four years. Mercury ore was mined intermittently by underground and open-pit methods from 1873 to 1957. Sulphur Bank Mine was credited with a total output of 92,400 flasks (7.02 million pounds) by 1918.