Arizona · Apache County
Past Producer

St. Johns

Apache County, Arizona, United States
SilicaSemiprecious Gemstone
⌖ Show on mapUSGS source ↗
Commodities
PrimarySilica, Semiprecious Gemstone
Commodity typeB
Deposit
Deposit sizeS
Materials
Ore mineralsPetrified Wood
Geology
Host rockGravel
Associated rockClastic Sedimentary Rock · Chinle Formation
Economic & production
Development statusPast Producer
Identification
Deposit ID10023615
MRDS IDI000803
RegionNA
Data scoreD
Coordinates34.50396, -109.30872
References
PEIRCE, H.W., 1969, GEM MATERIALS, IN USGS, ABM, AND USBR, MINERAL AND WATER RESOURCES OF ARIZONA: ABM BULLETIN 180, USGS BULLETIN 871, P. 359