California · Modoc County
Producer
Griffith:S Royal Purple Obsidian
Modoc County, California, United States
Gemstone
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USGS source ↗
Commodities
Primary
Gemstone
Commodity type
N
Economic & production
Development status
Producer
Identification
Deposit ID
10188247
MRDS ID
M010157
Region
NA
Data score
D
Coordinates
41.83546, -120.29545
References
GEMS & MINERALS, APRIL 1966, P. 23