California · Alameda County
Producer
Newman
Alameda County, California, United States
Silica
Manganese
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USGS source ↗
Commodities
Tertiary
Silica, Manganese
Commodity type
M
Materials
Other materials
Chert, Jasper, Psilomelane, Pyrolusite, Quartz
Economic & production
Development status
Producer
First production
1880
Discovery year
1880
Identification
Deposit ID
10284354
MRDS ID
M004681
Alternate names
Newman 0
Region
NA
Data score
C
Coordinates
37.55381, -121.62523
References
DOM BULL 125 P101, BULL 152 P25,BULL 140 P66 PL1., CJMG VOL