The Bear River Chrome Mine is a mine located in Placer county, California at an elevation of 3,599 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: 3,599 Feet (1,097 Meters)
Commodity:
Lat, Long: 39.2431, -120.78440
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.
Bear River Chrome Mine MRDS details
Site Name
Primary: Bear River Chrome Mine
Secondary: Sullivan-Hemphill-Noble Mine
Secondary: Sullivan Chrome Mine
Commodity
Tertiary: Chromium
Tertiary: Iron
Location
State: California
County: Placer
District: Dutch Flat District
Land Status
Land ownership: Private
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
Type: Located Claim
Type: Patented
Workings
Not available
Ownership
Owner Name: Cap. Gallatin-Mined In The Early Eighties
Home Office: California
Info Year: 1976
Owner Name: D. J. Sullivan, W. F. Hemphill, And R. E. Nobel
Home Office: California
Info Year: 1976
Production
Not available
Deposit
Record Type: Site
Operation Category: Past Producer
Operation Type: Underground
Mining Method: Unknown
Year First Production: 1917
Discovery Year: 1916
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
Not available
Materials
Unknown: Penninite
Unknown: Uvarovite
Unknown: Chromite
Comments
Comment (Deposit): THE RECORDS SHOW THAT 111.2 SHORTTONS OF ORE WAS SHIPPED IN 51.4 TONS IN 1918,40 TONS IN 1919AND 40 TONS IN 1920. CAMERON REPORTED THAT NO ORE WAS SEEN IN THE PITS,BUT MUCH F REMAINED ON THE PROPERTY. THE AVERAGE GRADE OF CHROMITE IS 4 NT CR2O3 INSUFFICIENT DATA FOR MATRIX CALCULATIONS.
References
Reference (Deposit): G.RYNEARSON,1953,CDM AND G BULL 134,PT.3,CHAP.5,P.199-204.
Reference (Deposit): BRADLEY,W ET AL,1918,CAL.STATE MINING BUR BULL 76,P.163.
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.
