The White Pine Mine is a chromium mine located in Plumas county, California at an elevation of 5,240 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: 5,240 Feet (1,597 Meters)
Commodity: Chromium
Lat, Long: 39.86389, -120.99167
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.
White Pine Mine MRDS details
Site Name
Primary: White Pine Mine
Commodity
Primary: Chromium
Location
State: California
County: Plumas
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
Owner Name: Weeks, Herman
Years: 1957 -
Production
Year: 1943
Material type: ORE
Description: Ap_Grade: ^54.7% Cr2o3, Cr To Fe Ratio 3.3 To 1
Year: 1941
Material type: ORE
Description: Ap_Grade: ^47% Cr2o3
Year: 1941
Material type: ORE
Description: Ap_Grade: ^50% Cr2o3
Deposit
Record Type: Site
Operation Category: Past Producer
Operation Type: Unknown
Year First Production: 1940
Year Last Production: 1957
Discovery Year: 1937
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
Form: POD
Structure
Type: R
Description: Melones Fault Zone Is Eastern Contact Of Ultramafic Belt.
Type: L
Description: Shear Zone, Striking N 30 W And Dipping 45 Ne, Cuts Ore Body.
Alterations
Not available
Rocks
Not available
Analytical Data
Not available
Materials
Ore: Chromite
Comments
Comment (Production): APPROX. 115 LT OF TOTAL PROD. MAY HAVE COME FROM NEARBY CLAIMS, SO TOTAL PROD. FOR DEPOSIT IS ABOVE FIGURE.
Comment (Deposit): DEPOSIT CONSISTS OF SEVERAL PODS TRENDING N 26 W AND DIPPING 43 NE, WHICH IS PARALLEL TO THE SHEAR ZONE THAT ROUGHLY PARALLEL TO THE ULTRAMAFIC BODY'S LONG AXIS.
Comment (Geology): DEPOSIT OCCURS IN A BELT OF ULTRAMAFIC ROCK THAT AVERAGES 3 MILES WIDE AND IS NW TRENDING FROM NORTHERN SIERRA COUNTY ACROSS MOST OF PLUMAS COUNTY UNTIL COVERED BY VOLCANIC ROCKS OF THE CASCADE RANGE.
References
Reference (Deposit): RYNEARSON, G. A., 1953, CDMG BULL 134, PART 3, CHAPT. 5, P. 293-295.
Reference (Deposit): STINSON, M. C., 1975, CDMG MINERAL PROPERTY REPORT, UNPUBLISHED.
Reference (Production): STINSON, 1975, CDMG MINERAL PROP. REPORT, UNPUBLISHED
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.
