| State | Utah |
|---|---|
| Name | Mancos Shale |
| Geologic age | Late Cretaceous |
| Lithologic constituents |
Major
Sedimentary > Clastic > Mudstone > Shale (Bed)
Minor
Sedimentary > Clastic > Sandstone (Bed)prodelta ss
Incidental
Sedimentary > Carbonate > Limestone (Bed)
|
| Comments | Sandstones are prodelta (near shore) deposits into the Cretaceous marine sea in which the shale was deposited |
| References | Hintze, L.F., 1980, Geologic map of Utah: Utah Geological and Mineral Survey, scale 1:500,000.Fouch, T.D., Lawton, T.F., Nichols, D.J., Cashion, W.B., and Cobban, W.A., 1983, Patterns and timing of synorogenic sedimentation in Upper Cretaceous rocks of central and northeast Utah, in, Reynolds, M.W., and Dolly, E.D., eds., Mesozoic Paleogeography of the West-Central United States, Rocky Mountain Paleogeography Symposium 2: Rocky Mountain Section Society of Economic Paleontologists and Mineralogists, p. 305-336.Witkind, I.J., Weiss, M.P., and Brown, T.L., 1987, Geologic map of the Manti 30' x 60' quadrangle, Carbon, Emery, Juab, Sanpete, and Sevier counties, Utah: U.S. Geological Survey Miscellaneous Investigations Series Map I-1631, scale 1:100.000.https://pubs.er.usgs.gov/publication/i1631 Hettinger, R.D. and Kirschbaum, M.A., 2002, Stratigraphy of the Upper Cretaceous Mancos Shale (upper part) and Mesaverde Group in the southern part of the Uinta and Piceance basins, Utah and Colorado: U.S. Geological Survey Investigations Series I-2764, 21 p., 2 sheets, http://greenwood.cr.usgs.gov/pub/i-maps/i-2764/https://pubs.er.usgs.gov/publication/i2764 Roberts, L.N.R., and Kirschbaum, M.A., 1995, Paleogeography of the Late Cretaceous of the western interior of Middle North America--coal distribution and sediment accumulation: U.S. Geological Survey Professional Paper 1561, 115 p.https://pubs.er.usgs.gov/publication/pp1561 Carroll, R.E., 1987, Geology of the Standardville 7 1/2' quadrangle, Carbon County, Utah: Brigham Young University Geology Studies, v. 34, pt. 1, p. 1-32. |
| NGMDB product | |
| Counties | Carbon - Emery - Garfield - Grand - San Juan - Sanpete - Sevier - Wayne |