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by state
Wyoming
Caldwell Canyon volcanics
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Shapefile
Dacitic volcanic rocks; obsidian gravel at base.
State
Wyoming
Name
Caldwell Canyon volcanics
Geologic age
Miocene-Pliocene
Lithologic constituents
Major
Igneous > Volcanic > Felsic-volcanic > Dacite
References
Love, J.D. and Christiansen, A.C., 1985, Geologic Map of Wyoming: U.S. Geological Survey, scale 1:500,000.
https://pubs.er.usgs.gov/publication/70046739
NGMDB product
NGMDB product page for 16366
Counties
Fremont