A fluorite occurrence located near the New Almaden Mine.
References:
Hart, T.S. (1853), Notes on the Almaden mine, California: American Journal of Science, 2nd. series: 16: 138.
Irelan, William, Jr. (1890a), Ninth annual report of the State Mineralogist: California Mining Bureau. Report 9, 352 pp.: 46.
Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 188.
Mineral List:1 entry listed. 1 valid mineral.
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