The Black Stone Manganese Deposit is a mine located in San Bernardino county, California at an elevation of 2,598 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: 2,598 Feet (792 Meters)
Commodity:
Lat, Long: 35.01222, -116.34972
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.
Black Stone Manganese Deposit MRDS details
Site Name
Primary: Black Stone Manganese Deposit
Commodity
Tertiary: Manganese
Location
State: California
County: San Bernardino
Land Status
Not available
Holdings
Not available
Workings
Not available
Ownership
Not available
Production
Not available
Deposit
Record Type: Site
Operation Category: Occurrence
Operation Type: Unknown
Years of Production:
Organization:
Significant: N
Physiography
General Physiographic Area: Intermontane Plateaus
Physiographic Province: Basin And Range Province
Physiographic Section: Sonoran Desert
Mineral Deposit Model
Not available
Orebody
Not available
Structure
Not available
Alterations
Not available
Rocks
Not available
Analytical Data
Not available
Materials
Ore: Psilomelane
Ore: Pyrolusite
Comments
Comment (Location): UTM APPROX, SEC. 28 ON TOPO DOES NOT MATCH ELEVATION OR LOCATION DESCRIPTION
Comment (Geology): GEOL.DESC: SERIES OF MANGANESE LENSES ON THE CONTACT BETWEEN GRANITE AND LIMESTONE; FOR A DISTANCE OF 1000 FT. THE CONTACT STRIKE IS N-S , AND DIPS 70 E. LARGEST LENS IS 50 FT. LONG AND 8 TO 10 FT. WIDE. THE FRACTURE CAN BE TRACED FOR 1 MI, AND AT INTERVALS SHOWS FROM 8 INCHES TO 4 FT OF ORE. ORE IS MOSTLY PSILOMELANE WITH SOME PYROLUSITE.
References
Reference (Deposit): D.O.M. BULL. 152 1950 P. 194
Reference (Deposit): D.O.M. BULL. 125 1943 PP. 66 , 160
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.
