The Newman Mine is a chromium mine located in Alameda county, California at an elevation of 3,399 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: 3,399 Feet (1,036 Meters)
Commodity: Chromium
Lat, Long: 37.55806, -120.62139
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.
Newman Mine MRDS details
Site Name
Primary: Newman Mine
Secondary: Douglas
Commodity
Primary: Chromium
Location
State: California
County: Alameda
District: Cedar Mountain Area
Land Status
Not available
Holdings
Not available
Workings
Type: Surface
Ownership
Owner Name: Palo Alto Mining Corp., Campbell, Ca.
Years: 1954 -
Owner Name: Woodsworth, F.
Home Office: P. O. Box 2165, Redwood City, Ca 94064
Production
Not available
Deposit
Record Type: Site
Operation Category: Past Producer
Operation Type: Unknown
Year First Production: 1885
Year Last Production: 1954
Discovery Year: 1885
Discovery Method: Unknown
Years of Production:
Organization:
Significant: N
Deposit Size: S
Physiography
General Physiographic Area: Pacific Mountain System
Physiographic Province: Pacific Border Province
Physiographic Section: California Trough
Physiographic Detail: Diablo Range
Mineral Deposit Model
Not available
Orebody
Form: IRREGULAR
Structure
Not available
Alterations
Not available
Rocks
Not available
Analytical Data
Analytical Data: CR/FE 2.5.
Analytical Data: 13.5% FE
Analytical Data: CONCENTRATES AVERAGED 49.8% CR2O3
Materials
Ore: Chromite
Comments
Comment (Deposit): Discovery Year: 1880'S
Comment (Workings): WORKINGS CONSISTED OF A LARGE OPEN PIT. (1975)
Comment (Geology): A NEARLY CIRCULAR MASS OF SERPENTINIZED ULTRAMAFIC ROCK, ABOUT A MILE IN DIAMETER, OCCUR ON CEDAR MOUNTAIN.
Comment (Deposit): ORE OCCURS IN IRREGULAR LENTICULAR POCKETS AND STRINGERS.
Comment (Commodity): CONCENTRATES SHIPPED 1954
Comment (Location): WORKINGS ON E-W RIDGE ABOUT 1 MILE WEST OF CEDAR MTN. PEAK.
Comment (Deposit): TOTAL PRODUCTION RANGED FROM 2000 TO 5000 TONS. ; INFO.SRC : 1 PUB LIT; 2 UNPUB REPT
References
Reference (Deposit): STINSON, M.C., 1975, CDMG MINERAL PROPERTY REPORT, UNPUBLISHED.
Reference (Production): CDMG MINERAL PROPERTY REPORT, UNPUBLISHED.
Reference (Deposit): WALKER, G.W. AND GRIGGS, A.B., 1953, GEOL. INVESTIGATIONS OF CHROMITE IN CALIF.: CDMG BULL. 134, PART II, CHAPT. 2, P. 52.
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.
