| State | Utah |
|---|---|
| Name | Stump and Preuss Sandstones and Twin Creek Limestone |
| Geologic age | Middle to Late Jurassic |
| Lithologic constituents |
Major
Sedimentary > Clastic > Mixed-clastic > Siltstone-mudstone (Bed)
Sedimentary > Carbonate > Limestone (Bed)
Minor
Sedimentary > Clastic > Sandstone (Bed)
Incidental
Sedimentary > Chemical > Evaporite > Gypsum (Lens)
|
| Comments | these Jurassic rocks foreland basin of Jurassic thrust belt (Jordon) |
| References | Hintze, L.F., 1980, Geologic map of Utah: Utah Geological and Mineral Survey, scale 1:500,000.Gregson, J.D., and Chure, D.J., 2000, Geology and Paleontology of Dinosaur National Monument, Utah-Colorado, 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. 155-188.Willis, J.B., and Willis, G.C., 2000, Geology of Wasatch Mountain State Park, Utah, 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. 495-516.Currie, B.S., 1998, Upper Jurassic-Lower Cretaceous Morrison and Cedar Mountain formations, NE Utah-NW Colorado; relationships between nonmarine deposition and early Cordilleran foreland-basin development: Journal of Sedimentary Research, v. 68, no. 4, p. 632-652.Jordan, T.E., 1985, Tectonic setting and petrography of Jurassic foreland basin sandstones, Idaho-Wyoming-Utah: Utah Geological Association Publication, v. 14, p. 201-213. |
| NGMDB product | |
| Counties | Morgan - Rich - Salt Lake - Summit |