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Tertiary (4) sedimentary rocks in southwestern Utah

State Utah
Name Tertiary (4) sedimentary rocks in southwestern Utah
Geologic age Miocene
Primary rock type medium-grained mixed clastic
Secondary rock type sandstone
Other rock types conglomerate
Lithologic constituents
Major
Sedimentary > Clastic > Mixed-clastic > Siltstone-mudstone (Bed)
Minor
Sedimentary > Clastic > Sandstone (Bed)
Sedimentary > Clastic > Conglomerate (Bed)
Map references
Hintze, L.F., 1980, Geologic map of Utah: Utah Geological and Mineral Survey, scale 1:500,000.
Unit references
Hintze, L.F., 1980, Geologic map of Utah: Utah Geological and Mineral Survey, scale 1:500,000.
Johnson, M., Dixon, G.L., Rowley, P.D., Katzer, T. C., and Winters, M., 2002, Hydrology and ground-water conditions of the Tertiary Muddy Creek Formation in the lower Virgin River basin of southeastern Nevada and adjacent Arizona and 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 Report: OF 02-0172, p. 284-315
Counties Garfield - Iron - Piute - Washington