Commodities
TertiaryManganese, Silica
Commodity typeM
Economic & production
Development statusProspect
First production1918
Discovery year1915
Identification
Deposit ID10188037
MRDS IDM020054
Alternate namesBlack Brothers, Llewellyn Iron Property
RegionNA
Data scoreC
Coordinates34.58311, -118.1856
References
CALIF. DIV. MINES BULLETIN 152, 1950, P. 100-101.CALIF. JOUR. MINES AND GEOL., V. 50, 1954, NO. 65, P. 638.