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Dickson Brothers Mine (Topaz Lake Mine; White Goat claim; White Goat claims; Nevada-Massachusetts Co.), Round Mountain, West Walker District (West Walker River District), Sweetwater Mts (Sweetwater Range), Mono Co., California, USA

Latitude: 38°34'60"N
Longitude: 119°25'0"W

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A W occurrence located in secs. 34 & 35, T9N, R23E, MDM, 4.7 km (2.9 miles) SE of Round Mountain and 8.0 km (5.0 miles) ENE of Coleville and 9.8 km (6.1 miles) ESE of Topaz, N of Blackwell Canyon, on National Forest land. MRDS database stated accuracy for this location is 1,000 meters.

Mineralization is hosted in tactite. Local rocks include Cretaceous marine rocks (in part nonmarine), unit 2 (West Walker River) and/or Mesozoic granitic rocks, unit 3 (Sierra Nevada, Death Valley area, Northern Mojave Desert and Transverse Ranges).

Less than 10 short tons (2,000 pound each) contained W (1,261 S.T.U. WO3).

Poduction information: Up to 100 short tons of 60% WO3.

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References

California Division of Mines Economic Mineral Map of California No. 4 – Tungsten (1942).

Jenkins, Olaf Pitt (1942), Tabulation of tungsten deposits of California to accompany Economic Minerals Map no. 4: California Division Mines (Report 38): 38 (3&4): 338.

Lemmon, Dwight Moulton and Tweto, O.L. (1962) Tungsten in the United States, exclusive of Alaska and Hawaii. USGS Mineral Investigative Resources Map MR-25: No. 45.

USGS (2005), Mineral Resources Data System (MRDS): U.S. Geological Survey, Reston, Virginia, loc. file ID #10164573 & 10109260.

U.S. Bureau of Mines, Minerals Availability System (MAS) file ID #0060510331.

Lemmon, D.M., Tungsten deposits in the US; Vol. I, unpublished data.

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Copyright © Jolyon Ralph and Ida Chau 1993-2013. Site Map. Locality, mineral & photograph data are the copyright of the individuals who submitted them. Further information contact the Site hosted & developed by Jolyon Ralph. Mindat.org is an online information resource dedicated to providing free mineralogical information to all. Mindat relies on the contributions of hundreds of members and supporters. Mindat does not offer minerals for sale. If you would like to add information to improve the quality of our database, then click here to register.
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