|Name||Iron Springs Formation of Cedar City Area (Tropic Shale and Dakota Sandstone)|
|Geologic age||Late Cretaceous|
Sedimentary > Clastic > Sandstone (Bed)Dakota and lenses in the Tropic
Sedimentary > Clastic > Mudstone > Shale (Bed)Tropic Shale
Sedimentary > Coal (Bed)Tropic Shale and carbonaceous zones in the Dakota
Sedimentary > Clastic > Conglomerate (Bed)basal conglomerate of Dakota
|Comments||Tropic: marine; Dakota, coastal, floodplain and nearshore marine|
Hintze, L.F., 1980, Geologic map of Utah: Utah Geological and Mineral Survey, scale 1:500,000.
Dyman, T.S., Cobban, W.A., Davis, L.E., Eves, R.L., Pollock, G.L., Obradovich, J. D., Titus, A.L.,Takahashi, K.I., Hester, T.C., and Cantu, D, 2002, Upper Cretaceous marine and brackish water strata at Grand Staircase-Escalante National Monument, Utah in Lund, W.R., ed., Field guide to geologic excursions in southwestern Utah and adjacent areas of Arizona and Nevada: U. S. Geological Survey Open-File Report 2002-172, pp.171-198.
Cobban, W.A., Dyman, T.S., Pollock, G.L., Takahashi, K.I., Davis, L.E., and Riggin, D.B., 2000, Inventory of dominantly marine and brackish-water fossils from Late Cretaceous rocks in and near Grand Staircase-Escalante National Monument, 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. 579-589.
|Counties||Garfield - Iron - Kane - Washington|