The Hinchman is a copper and gold 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
Lat, Long: 40.05722, -120.79000
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.
Hinchman MRDS details
Site Name
Primary: Hinchman
Secondary: Polar
Secondary: North Star
Commodity
Primary: Copper
Primary: Gold
Location
State: California
County: Plumas
District: Genesee Valley
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
Type: Underground
Ownership
Not available
Production
Not available
Deposit
Record Type: Site
Operation Category: Past Producer
Deposit Type: Vein
Operation Type: Unknown
Years of Production:
Organization:
Significant: N
Deposit Size: S
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
Not available
Materials
Ore: Bornite
Comments
Comment (Production): ORE SHIPPED FROM SURFACE WORKINGS DURING EARLY DAYS-1860'S. 100 TONS OF ORE OF TWO GRADES ARE ON DUMP, BEST AVG. 10 % CU, $3 AU, AND $3 AG.
Comment (Deposit): FISSURE VEIN NEAR CONTACT BETWEEN SANDSTONE AND META-ANDESITE, AVG. THICKNESS, 2 FT.
Comment (Workings): 600 FT. OF OPEN CUTS AND SHAFT 20 FT. DEEP. AN ADIT 500 FT.
Comment (Deposit): COMPRISED OF 60 ACRES.
References
Reference (Deposit): ERIC, J.H., 1948 , COPPER IN CALIFORNIA BULL. 144 ; DIV. OF MINES, P. 287
Reference (Deposit): MAC BOYLE, E., 1918 , PLUMAS COUNTY; 16TH REPT. STATE MINERALOGIST; CALIF. MIN. BUR., P. 127 - 128
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.
