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Darwin Antimony Mine, Ophir Mountain, Darwin District, Darwin Hills, Inyo Co., California, USA

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Latitude & Longitude (WGS84): 36° 18' 20'' North , 117° 37' 20'' West
Latitude & Longitude (decimal): 36.3055555556, -117.622222222
 
A former Sb mine located in sec. 2, T19S, R40E, MDM, 2.7 km (1.7 miles) NW of Ophir Mountain (coordinates of record) and 5.0 km (3.1 miles) NW of Darwin. MRDS database stated accuracy for this location is 10 meters.

Mineralization is veins of stibnite in a dark gray limestone. Local rocks include Carboniferous marine rocks, unit 2 (SE California Carbonate Assemblage).

Workings include underground openings comprised of a vertical shaft.

Mineral List



5 entries listed. 4 valid minerals.

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

Kelley, Vincent Cooper (1938), Geology and ore deposits of the Darwin silver-lead mining district, Inyo County, California: California Division Mines Report 34: 544.

Hall, Wayne Everett & E.M. Mackevett (1958), Economic geology of the Darwin quadrangle, Inyo County, California: Calif Division of Mines Special Report 51, 77 pp.: 66.

Hall, Wayne Everett & Edward M. Mackevett (1963), Geology and ore deposits of the Darwin quadrangle, Inyo County, California: USGS PP 368: 79.

Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 102, 127, 185.

USGS (2005), Mineral Resources Data System (MRDS): U.S. Geological Survey, Reston, Virginia, loc. file ID #10212473.

U.S. Bureau of Mines, Minerals Availability System (MAS) file ID #0060271927.

Mineral and/or Locality  
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