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Twin Chrome Hill Mine, Boulder Peak, Altoona District, Trinity Mts, Klamath Mts, Trinity Co., California, USA

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A former Cr mine located in sec. 14, T38N, R6W, MDM, 3.6 km (2.3 miles) SW of Boulder Peak, on the divide between Crow Creek and Cinnabar Gulch, on National Forest land. First production was 1939. Owned by Emile Chestang, Mt. Shasta, California. MRDS database stated accuracy for this location is 1,000 meters.

Mineralization is a Cr deposit The ore body is lens-shaped. The deposit occurs in a large body of peridotite that covers approximately 300 square miles of NE Trinity County. Local rocks include ultramafic rocks, chiefly Mesozoic, unit 1 (Trinity Ophiolite).

Production data are found in: Averill, Charles V. (1941).

Mineral List



1 entry listed. 1 valid mineral.

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

Averill, Charles V. (1941), Mineral resources of Trinity County: California Journal of Mines and Geology, California Division Mines (Report 37): 37(1): 20.

USGS (2005), Mineral Resources Data System (MRDS): U.S. Geological Survey, Reston, Virginia, loc. file ID #10043526.

U.S. Bureau of Mines, Minerals Availability System (MAS) file ID #006105

Mineral and/or Locality  
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