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Shasta Lily Mine (Shasta Lilly Mine; Ruby Lily Mine), Ramshorn Summit, Altoona District, Trinity Mts, Klamath Mts, Trinity Co., California, USA

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A former Hg mine located in sec. 14, T38N, R6W, MDM, 6.8 km (4.2 miles) ENE of Ramshorn Summit (coordinates of record), along Crow Creek, just N of its confluence with Cinnabar Gulch, on National Forest land. Owned by George L. Costa (1965). Operated by A.Y. Cripps (1958). Operated intermittently since 1937. MRDS database stated accuracy for this location is 2,000 meters.

Mineralization is a Hg deposit (Deposit model: 179: Silica-carbonate Hg). Associated rocks include serpentinite. Local rocks include ultramafic rocks, chiefly Mesozoic, unit 1 (Trinity Ophiolite).

Related tectonic structures include the Klamath Mountains.

Workings include surface and underground openings with a total length of 22.86 meters and an overall depth of 9.14 meters, comprised of a shallow shaft, an adit, and trenches.

Production data are found in: U.S. Bureau of Mines file data.

Production statistics: 1962: period to 1962: Estimated accuracy: Hg ^5 pounds/ton. Trace Hg at 2,259 grams/MT.

Mineral List

1 entry listed. 1 valid mineral.

The above list contains all mineral locality references listed on 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 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.


Holmes, Jr., G.W. (1965), Mercury in California: in: U.S. Bureau of Mines Information Circular 8252: 175, 199.

O’Brien, J.C. (1965) Mines and mineral resources of Trinity County, California. Caifornia Division of Mines and Geology County Report 4: 125 pp.: 121.

USGS (2005), Mineral Resources Data System (MRDS): U.S. Geological Survey, Reston, Virginia, loc. file ID #10040719 & 10214767.

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

Bailey, E.H., USGS, personal files.

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