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Mine detail: Powers
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North America
United States
California
Napa
Previously called ''
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Location
Lat / long:
38.51183, -122.32773
Resource(M)
Tertiary:
Manganese
Ore:
Psilomelane
Production
Operation type:
Unknown
Production size:
None
Development status:
Prospect
Geology
References
MRDS
M010705
DEP
10031613
Reference
{Deposit:: CALIF. BULL. 125, 1943, P. 146}{Deposit:: BULL. 152, 1950, PP. 160-1}
Reporter
Gere, W., Killman, K.; Albers, J.