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Vermont Mine (Willey; Yolla Bolly), Deadwood, Deadwood District, Klamath Mts, Trinity Co., California, USA

Latitude: 40°43'28"N
Longitude: 122°42'40"W
A former lode Au prospect/mine located in secs. 12 & 13, T33N, R8W, MDM (unsurveyed for townshipm, range and section. location projected.), 2.0 km (6,500 feet) ENE of Deadwood, in the headwaters area of Deadwood Creek, near the Shasta County line. MRDS database stated accuracy for this location is 100 meters. Alternate coordinates provided: 40°42'35"N, 122°43'17"W.

Mineralization is hosted in diorite and slate. Local rocks include Carboniferous marine rocks, unit 4 (Eastern Klamath Mountains).

Workings include underground openings comprised of a 300 foot adit, driven in 1883, and was reopened. Numerous older adits are now caved.

Analytical data results: Mixture of quartz and slate said to have given good assays in Au. Free gold said to have amounted to 25% of total Au in the ore. The balance is in sulfides, largely pyrite.

Mineral List

Gold
Pyrite
Quartz


3 entries listed. 3 valid minerals.

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References

Averill, Charles V. (1941), Mineral resources of Trinity County: California Journal of Mines and Geology, California Division Mines (Report 37): 37(1): 65.

USGS (2005), Mineral Resources Data System (MRDS): U.S. Geological Survey, Reston, Virginia, loc. file ID #10035903 & 10238956.

U.S. Bureau of Mines, Minerals Availability System (MAS) file ID #0061050173.

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Copyright © Jolyon Ralph and Ida Chau 1993-2014. Site Map. Locality, mineral & photograph data are the copyright of the individuals who submitted them. 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 thousands 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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