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Tertiary (4) sedimentary rocks in southwestern Utah

StateUtah
NameTertiary (4) sedimentary rocks in southwestern Utah
Geologic ageMiocene
Original map labelT4
Primary rock typemedium-grained mixed clastic
Secondary rock typesandstone
Other rock typesconglomerate
Lithologic constituents
Major
Sedimentary > Clastic > Mixed-clastic > Siltstone-mudstone (Bed)
Minor
Sedimentary > Clastic > Conglomerate (Bed)
Sedimentary > Clastic > Sandstone (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
Geographic coverageGarfield - Iron - Piute - Washington

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