A former drift Au mine located in the SW¼ sec. 20, T22N, R4E, MDM, 2.9 km (9,500 feet) WNW of Deadwood, along the West Branch Feather River. Operated by Edgar Knox, Magalia, California. MRDS database stated accuracy for this location is 500 meters.

Local rocks include Mesozoic gabbroic rocks, unit 2 (undivided).

Workings include underground openings. A tunnel is in the SW¼ sec. 20.

Production information: A small production was reported during 1928.

List of minerals for each chemical element

Other Databases

Link to USGS MRDS:	10028447

Other Regions, Features and Areas containing this locality

North AmericaContinent

North America PlateTectonic Plate

Foothills-Wallowa DomainDomain
Sierra Nevada BatholithVolcanic Arc

USA

Sierra NevadaMountain Range

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References

(n.d.) Minerals Availability System (MAS), U.S. Bureau of Mines.file ID #0060070126

Logan, Clarence August (1930), Mines and Mineral Resources of Butte County, California: California Journal of Mines and Geology, California Mining Bureau (Report 26): 26(4): 404-405.

O’Brien, J.C. (1949), Mines and mineral resources of Butte County, California: California Journal of Mines and Geology (Report 45): 45(3): 451.

(2005) Mineral Resources Data System (MRDS), US Geological Survey.

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Rotten Boulder Drift Mine, Deadwood, Butte County, California, USAiRegional Level TypesRotten Boulder Drift MineMine DeadwoodUnincorporated Community Butte CountyCounty CaliforniaState USACountry function showexplain() { $("#locexplain").toggle(); if (typeof movemap === "function") movemap(); }

List of minerals for each chemical element

Other Databases

Other Regions, Features and Areas containing this locality

References

Rotten Boulder Drift Mine, Deadwood, Butte County, California, USA i
Regional Level Types
Rotten Boulder Drift Mine Mine
Deadwood Unincorporated Community
Butte County County
California State
USA Country