The Pocahontas is a copper, gold, and silver mine located in Plumas county, California at an elevation of 4,199 feet.
About the MRDS Data:
All mine locations were obtained from the USGS Mineral Resources Data System. The locations and other information in this database have not been verified for accuracy. It should be assumed that all mines are on private property.
Mine Info
Elevation: 4,199 Feet (1,280 Meters)
Commodity: Copper, Gold, Silver
Lat, Long: 39.77361, -121.24917
Map: View on Google Maps
Satelite View
MRDS mine locations are often very general, and in some cases are incorrect. Some mine remains have been covered or removed by modern industrial activity or by development of things like housing. The satellite view offers a quick glimpse as to whether the MRDS location corresponds to visible mine remains.
Pocahontas MRDS details
Site Name
Primary: Pocahontas
Commodity
Primary: Copper
Primary: Gold
Primary: Silver
Location
State: California
County: Plumas
District: Granite Basin
Land Status
Land ownership: National Forest
Note: the land ownership field only identifies whether the area the mine is in is generally on public lands like Forest Service or BLM land, or if it is in an area that is generally private property. It does not definitively identify property status, nor does it indicate claim status or whether an area is open to prospecting. Always respect private property.
Holdings
Not available
Workings
Not available
Ownership
Not available
Production
Not available
Deposit
Record Type: Site
Operation Category: Occurrence
Deposit Type: Vein
Operation Type: Unknown
Years of Production:
Organization:
Significant: N
Physiography
General Physiographic Area: Pacific Mountain System
Physiographic Province: Cascade-Sierra Mountains
Physiographic Section: Sierra Nevada
Mineral Deposit Model
Not available
Orebody
Not available
Structure
Not available
Alterations
Not available
Rocks
Not available
Analytical Data
Analytical Data: $5 AU, $3 AG AND $6 CU FROM VARIOUS OPENINGS.
Materials
Ore: Silver
Ore: Copper
Ore: Millerite
Gangue: Quartz
Comments
Comment (Deposit): MOURNING STAR, GRANITE BASIN, AND COQUETTE MINES ADJOIN. COMPRISED OF 60 ACRES.
Comment (Deposit): FISSURE VEIN WITH GOUGE ON BOTH WALLS.
Comment (Workings): 30 FT. SHAFT AND 40 FT. TUNNEL ON THE POCAHONTAS CLAIM, A 40 FT. INCLINE ON THE MINNEHAHA CLAIM. OTHER WORKS CONSISTS OF SEVEN OPEN CUTS AT INTERVALS OF 100 FT.
Comment (Geology): GEOL.DESC: FOOTWALL IS CALAVERAS SLATES, HANGING WALL-PORPHYRY (POSSIBLY SCHISTS), ROCK IN WHICH COPPER BODIES ARE FOUND IS LARGELY EPIDOTE FILLED WITH SMALL GRAINS OF NATIVE COPPER. THE KIDNEYS SHOW LARGE LUMPS OF NATIVE COPPER, WITH RED OXIDE AND CARBONATES.
References
Reference (Deposit): CRAWFORD, J.J., 1894 , PLUMAS COUNTY: 12TH REPT. STATE MINERALOGIST; CALIF. MIN. BUR., P. 69
Reference (Deposit): MACBOYLE, E., 1918 , PLUMAS COUNTY; 16TH REPT. STATE MIN.; CALIF. MIN. BUR., P. 158
California Gold
"Where to Find Gold in California" looks at the density of modern placer mining claims along with historical gold mining locations and mining district descriptions to determine areas of high gold discovery potential in California. Read more: Where to Find Gold in California.
