Polar Star Mine (Santa Clara Mine; Black Hawk Mine; Polar Star No. 1 claim; Polar Star No. 2 claim), San Carpoforo, Santa Lucia Range, San Luis Obispo Co., California, USA
A former Hg mine located in sec. 13, T25S, R6E, MDM, near the Monterey County line.
Mibneralization is hosted in sedimentary rock.
Production data are found in: U.S. Bureau of Mines data.
References:
Bradley, W.W. (1918), Quicksilver resources of California, with a section on metallurgy and ore dressing: California Mining Bureau. Bulletin 78, 389 pp.
Franke, Herbert A. (1935a), Mines and mineral resources of San Luis Obispo County, California: California Journal of Mines and Geology, California Division Mines (Report 31): : 31: 434-455.
Ransome, Alfred Leslie & J.L. Kellogg (1939), Quicksilver resources of California: California Journal of Mines and Geology, California Division Mines (Report 35): 35: 353-486.
Eckel, Edwin Butt, R.G. Yates & A.E. Granger (1941), Quicksilver deposits in San Luis Obispo County and southwestern Monterey County, California: USGS Bulletin 922-R: 515-580.
Holmes, G.H. (1965) Mercury in California. US Bureau of Mines Information Circular 8252.
Davis, Fenelon Francis and E.H. Bailey (1966) Mercury. California Division Mines and Geol. Bulletin 191: 252.
Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 121.
Bailey, E.H., USGS, personal files.
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Map Reference: 35°44'34"N , 121°16'13"W
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Mineral List:1 entry listed. 1 valid mineral.
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