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Long Valley prospect, Casa Diablo Hot Springs, Long Valley District, Mono Co., California, USA

Latitude: 37°37'15"N
Longitude: 118°54'45"W
A Au prospect located in sec. 8, T4S, R28E, MDM, 2.9 km (9,400 feet) S of Casa Diablo Hot Springs, along Laurel Creek, on National Forest land. Owned by Standard Industrial Minerals, Inc. (100.00%) (1997); owned and operated by Royal Gold Inc. (100.00%), Colorado (1997, 1996); owned and operated by Amax Gold, Inc. (100.00%), Colorado (1997). MRDS database stated accuracy for this location is 10,000 meters (sic).

The ore body is a hot spring deposit and a lenticular replacement deposit. The primary mode of origin is hydrothermal and the secondary mode is oxidation. Primary ore control was lithology. Local rocks include Quaternary glacial deposits.

Reserve-Resource data are found in: Skillings Mining Review (1997): 86(15) (April 12, 1997): 40.

Reserves and resources data: In-situ ore: 1997: demonstrated 32,400,000 metric tons of ore at 0.650000 grams/metric tion Au.

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Skillings Mining Review (1995) (January 7, 1995): 84(issue #?).

Northern Miner, The (1996) (June 3, 1996): PB5.

Skillings Mining Review (1997): 86(15) (April 12, 1997): 40, 60, 61.

Skillings Mining Review (1997) (September 13, 1997): 9.

Mining Journal (1997) (September 19, 1997): 329(8447): 232.

USGS (2005), Mineral Resources Data System (MRDS): U.S. Geological Survey, Reston, Virginia, loc. file ID #10140266.

U.S. Bureau of Mines, Minerals Availability System (MAS) file ID #0060510220.

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