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Mine detail: Mason Valley Mine
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North America
United States
California
San Diego
Previously called 'Mason Valley ProspectTwo Bills Prospect'
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Location
Lat / long:
32.98786, -116.47834
Resource(M)
Primary:
Tungsten
Production
Operation type:
Surface
Development status:
Prospect
Geology
References
MAS
60730842
DEP
10116991
Reference
U.S. BUREAU OF MINES FILES (WFOC).
Reporter
Ridenour, James