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Hayden property, Frenchtown, Shingle Springs District, West Belt, El Dorado Co., California, USA

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A talc/soapstone occurrence located in the SW¼SW¼ sec. 7, T9N, R10E, MDM, 0.7 km (0.5 mile) NNW of Frenchtown and 2.3 km (1.4 miles) SSE of Shingle Springs, W of the confluence of Sawmill Creek and French Creek. Operated by the Industrial Minerals and Chemicals Co. MRDS database stated accuracy for this location is 500 meters.

Soapstone has been mined since early 1955. The material mined is trucked to the company's grinding plant at Florin, Sacramento County, and prepared for use in insecticides. A F5rank Harris had a contract to mine and haul the ore to the plant.

Local rocks include ultramafic rocks, chiefly Mesozoic, unit 2 (Western Sierra Nevada and Klamath Mountains) and/or pre-Cenozoic metasedimentary and metavolcanic rocks undivided.

Openings include surface openings comprised an open cut about 100 feet long, 40 feet wide and 20 feet deep at the face of the N end.

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1 entry listed.

The above list contains all mineral locality references listed on mindat.org. This does not claim to be a complete list. If you know of more minerals from this site, please register so you can add to our database. This locality information is for reference purposes only. You should never attempt to visit any sites listed in mindat.org without first ensuring that you have the permission of the land and/or mineral rights holders for access and that you are aware of all safety precautions necessary.

References

Clark, Wm. B. & D.W. Carlson (1956), Mines and mineral resources of El Dorado County, California: California Journal of Mines and Geology (Report 52): 52(4): 456, 588, Pl. 10.

U.S. Bureau of Mines Minerals Yearbook (1957): 3: 217.

USGS (2005), Mineral Resources Data System (MRDS): U.S. Geological Survey, Reston, Virginia, loc. file ID #10092072 & 10284044.

U.S. Bureau of Mines, Minerals Availability System (MAS) file #0060170261.

 
Mineral and/or Locality  
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