Uinta Mountain Group (including Red Pine Shale)

Uinta Mountain Group (24,000 feet thick along the Green River). Red Pine Shale (950 my).
State Utah
Name Uinta Mountain Group (including Red Pine Shale)
Geologic age Proterozoic Y
Lithologic constituents
Major
Sedimentary > Clastic > Sandstone > Arenite (Bed)
Minor
Sedimentary > Clastic > Conglomerate (Bed)
Sedimentary > Clastic > Mixed-clastic > Siltstone-mudstone (Bed)
Sedimentary > Clastic > Mudstone > Shale (Bed)
Sedimentary > Carbonate > Limestone (Bed)
Comments deposited in rift valley; both marine and alluvial and fluvial
References

Hintze, L.F., 1980, Geologic map of Utah: Utah Geological and Mineral Survey, scale 1:500,000.

Sprinkel, D.A., 2000, Geology of Flaming Gorge National Recreational Area, Utah-Wyoming, in Sprinkel, D.A., Chidsey, Jr., T.C., and Anderson, P.B., Geology of Utah's Parks and Monuments: Utah Geological Association Publication 28, p. 277-299.

NGMDB product
Counties Daggett - Duchesne - Summit - Uintah - Wasatch