Latitude: 39°12'48"N
Longitude: 121°2'16"W
A former Au-Ag-Cu-Zn-Pb mine located about 2 miles E of Grass Valley.
Production data are found in: MacBoyle (1919), and in Johnston (1940).
References
Crawford, James John (1894), Twelfth report of the State Mineralogist: California Journal of Mines and Geology, California Mining Bureau. (Report 12): 12: 186.
Lindgren, Waldemar (1896a), Description of the gold belt; description of the Pyramid Peak sheet: USGS Geological Atlas Pyramid Peak folio (No. 31), 8 pp.
Mining and Scientific Press (1909), General mining news: Mining and Scientific Press: 98: 271.
MacBoyle, Errol (1919), Mines and mineral resources of Nevada County: California Mining Bureau. Report 16, 270 pp. (published as separate chapter); [...California Journal of Mines and Geology: 16]: 124-128.
Johnston, William Drumm (1940), The gold-quartz veins of Grass Valley, California: USGS PP 194, 101 pp.: 96-97.
Maurer, R.B., Wallace, R.E. (1956), The Mineral Industry of California in: Minerals Yearbook 1953, Volume 3, Area reports: U.S. Bureau of Mines: 215.
Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 199.
Clark, Wm. B. (1970a) Gold districts of California: California Division Mines & Geology Bulletin 193.
Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 26 (map 2-14).
Mineral List
6 entries listed. 6 valid minerals.
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