Clary & Langford Mine, Copperopolis, Foothill Copper Belt, Calaveras Co., California, USAA former Cr mine located in sec. 10, T2N, R12E, MDM, 5 miles N of Copperopolis.
Mineralization is a lens of massive chromite in serpentine.
Active prior to World War I. Developed by two 50 ft shafts as well as an open cut.
| Chromite|| 'Serpentine Group'|
2 entries listed. 1 valid mineral.
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Clark, William B. & Lydon, Philip A. (1963), Mines and Mineral Resources of Calaveras County, California, California Division of Mines and Geology, County Report No. 2: 128.
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