California · San Bernardino County
Producer
Monument King
San Bernardino County, California, United States
Manganese
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USGS source ↗
Commodities
Primary
Manganese
Commodity type
M
Deposit
Deposit size
S
Materials
Ore minerals
Psilomelane
Gangue
Calcite, Hematite
Economic & production
Development status
Producer
Identification
Deposit ID
10033537
MRDS ID
M020123
Alternate names
La Course, Manganese King, Hidden Treasure, Hidden Cross, Cross Roads, Hall Burke, Ring and Hidden
Region
NA
Data score
C
Coordinates
34.2931, -114.29773
References
D.O.M. BULL. 152 1950 PP. 202 - 203D.O.M. BULL. 125 1943 PP. 162 , 66