California · San Diego County
Occurrence
Lost Valley Tourmaline Prospects
San Diego County, California, United States
Semiprecious Gemstone
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USGS source ↗
Commodities
Primary
Semiprecious Gemstone
Commodity type
N
Economic & production
Development status
Occurrence
Identification
Deposit ID
10287092
Alternate names
Lost Valley Tourmaline Prospect
Region
NA
Data score
D
Coordinates
33.36065, -116.57025
References
CALIF. DIV. MINES AND GEOL. COUNTY REPORT 3, 1963, NO. 106,P. 106.