Uinta Fm

Sandstone and siltstone; in Piceance basin. Formerly Evacuation Creek Member of Green River Fm
State Colorado
Name Uinta Fm
Geologic age Tertiary
Lithologic constituents
Sedimentary > Clastic > Sandstone
Sedimentary > Clastic > Siltstone

Tweto, Ogden, 1979, Geologic Map of Colorado: U.S. Geological Survey Special Geologic Map, scale 1:500,000.

NGMDB product
Counties Delta - Garfield - Mesa - Rio Blanco