| State | Utah |
|---|---|
| Name | Green River Formation |
| Geologic age | Eocene |
| Lithologic constituents |
Major
Sedimentary > Clastic > Mudstone > Shale (Bed)
Sedimentary > Carbonate > Marlstone (Bed)
Minor
Sedimentary > Clastic > Mudstone > Shale > Oil-shale (Bed)
Sedimentary > Carbonate > Limestone (Bed)
Sedimentary > Clastic > Mixed-clastic > Sandstone-mudstone (Bed)
Incidental
Igneous > Volcanic > Felsic-volcanic (Pyroclastic-tuff)
|
| Comments | On state map this unit is not named in this province. Assuming it is Green River from closest province 5. |
| References | Hintze, L.F., 1980, Geologic map of Utah: Utah Geological and Mineral Survey, scale 1:500,000.Franczyk, K.J., Fouch, T.D., Johnson, R.C., Molenaar, C.M., and Cobban, W.A., 1992, Cretaceous and Tertiary paleogeographic reconstructions for the Uinta-Piceance Basin study area, Colorado and Utah: U.S. Geological Survey Bulletin 1787-Q, 37 p.https://pubs.er.usgs.gov/publication/b1787Q Rowley, P.D., Hansen, W.R., Tweto, O., and Carrara, P.E., 1985, Geologic map of the Vernal 1ø x 2ø quadrangle, Colorado, Utah, and Wyoming: U.S. Geological Survey Miscellaneous Investigations Series I-1526, scale 1:250,000.https://pubs.er.usgs.gov/publication/i1526 |
| NGMDB product | |
| Counties | Iron |