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Mine detail: Esperanza Group
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North America
United States
California
San Bernardino
Previously called 'South Syenite Group'
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Location
Lat / long:
35.38361, -115.47944
Resource(M)
Primary:
REE
Tertiary:
Thorium, Uranium
Production
Operation type:
Unknown
Development status:
Occurrence
Geology
References
MAS
60712825
DEP
10189315
Reference
{Deposit:: U. S. BUREAU OF MINES, 1990, MINERALS IN THE EAST MOJAVE}{Deposit:: NATIONAL SCENIC AREA, CALIFORNIA: U. S. BUREAU OF MINES OPEN-}{Deposit:: FILE REPORT MLA 6-90, VOL. I, TABLE 2, NO. 156, P. 91.}
Reporter
Causey, J. Douglas