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Mine detail: Hercules Prospect
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North America
United States
California
San Diego
Previously called 'Hercules Group'
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Location
Lat / long:
33.05946, -116.79255
Resource(N)
Primary:
Semiprecious Gemstone
Production
Operation type:
Surface-Underground
Development status:
Past Producer
Geology
References
MAS
60730073
DEP
10165145
Reference
{Deposit:: CALIF. DIV. MINES AND GEOL. COUNTY REPORT 3, 1963, NO. 93,}{Deposit:: P. 104.}{Deposit:: CALIF. JOUR. MINES AND GEOL., V. 35, 1939, P. 40.}
Reporter
Rumsey, Clayton M.