Big Chief Mine, Castle Rock Springs, East Mayacmas District, Mayacmas Mts (Mayacamas Mts), Lake Co., California, USA
A former Hg mine located 1.3 km (4,100 feet) ENE of Castle Rock Springs.
Mineralization is hosted in sedimentary rocks (sandstone, chert).
Local structures include faults.
ReferencesYates, Robert G. & Lowell S. Hilpert (1946), Quicksilver deposits of eastern Mayacmas district, Lake and Napa Counties, California: California Journal of Mines and Geology, California Division of Mines (Report 42): 42: 231-286.
Averill, Charles V. (1947a), Mines and mineral resources of Lake County: California Journal of Mines and Geology, California Division Mines (Report 43): 43(1): 25-38.
Holmes, Jr., G.W. (1965), Mercury in California: in: U.S. Bureau of Mines Information Circular 8252.
Bailey, USGS, personal files.
1 entry listed. 1 valid mineral.
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New Locality Added: Mu river alluvials, Mukawa, Yuufutsu-gun, Iburi Province, Hokkaido, JapanFrom Alfredo Petrov, 26th Nov 2014 09:48:05