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Searles Valley Minerals plant in Trona, California. Searles Valley Minerals Inc. is a raw materials mining and production company with corporate offices in Overland Park, Kansas. It is owned by the Indian company Nirma. [1] [2] It has major operations in the Searles Valley centered in Trona, California where it is the town's largest employer.
Gold mining began at the site in 1936, but the rare earth deposits were not discovered until 1949 when prospectors in search of uranium noticed anomalously high radioactivity. [9] [3] Molybdenum Corporation of America bought most [10] of the mining claims, and began small-scale production in 1952. Mountain Pass mine, mill, shop & offices in 2010
Robert Edward Murray (January 13, 1940 – October 25, 2020) was an American mining engineer and businessman. He founded and was the chief executive officer of Murray Energy, a mining corporation based in St. Clairsville, Ohio, until it filed for bankruptcy. [1]
Gold mining in California (2 C, 7 P) M. Mines in California (3 C, 4 P) Mining communities in California (1 C, 38 P) Mining museums in California (17 P) R.
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
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The original Geological Survey of California was replaced in April 1880 by the new California State Mining Bureau. This was renamed the Division of Mines in 1927. In 1962 the division's name was expanded to be California Division of Mines and Geology , a name that lasted until August 2006, when the state legislature renamed the division the ...
The railroad was built by the American Trona Company in 1914, to bring the mining company's potash to an interchange with the Southern Pacific Railroad. [1] The company and its Trona Railway has had various subsequent owners, including American Potash & Chemical Corporation, Kerr-McGee Corporation, IMC Global, Sun Capital, LLC, before the current ownership of Searles Valley Minerals, Inc.