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Limestone, dolostone, arenite, shale, and siltstone; Lower Paleozoic marine continental-shelf deposits; southeastern Idaho;

Lower Paleozoic marine carbonate and clastic units southeast of the Snake Plain.
StateIdaho
NameLimestone, dolostone, arenite, shale, and siltstone; Lower Paleozoic marine continental-shelf deposits; southeastern Idaho;
Geologic ageEarly Paleozoic
Original map labelPZl
Primary rock typelimestone
Secondary rock typedolostone (dolomite)
Other rock typesarenite; shale; siltstone
Lithologic constituents
Major
Sedimentary > Carbonate > Limestone (Bed)Elkhead, St. Charles, Garden City, Nounan
Minor
Sedimentary > Clastic > Mudstone > Shale (Bed)Windy Pass Gibson Jack, Lead Bell, Gros Ventre
Sedimentary > Clastic > Sandstone > Arenite (Bed)quartzites: Camelback, Sedgwick, Swan Peak
Sedimentary > Carbonate > Dolostone (Bed)Langston, Fish Haven, Bighorn, Laketown
Incidental
Sedimentary > Clastic > Siltstone (Bed)Windy Pass, Gibson Jack, Bloomington
Map references
Bond, J.G., Kauffman, J.D., Miller, D.A., and Venkatakrishnan, Ramesh, 1978, Geologic map of Idaho: Moscow, Idaho, Idaho Bureau of Mines and Geology, with contributions from U.S. Geological Survey, scale 1:500,000.
Unit references
Bond, J.G., Kauffman, J.D., Miller, D.A., and Venkatakrishnan, Ramesh, 1978, Geologic map of Idaho: Moscow, Idaho, Idaho Bureau of Mines and Geology, with contributions from U.S. Geological Survey, scale 1:500,000.
Oriel, S.S., and Platt, L.B., 1980, Geologic map of the Preston 1o x 2o quadrangle, southeastern Idaho and western Wyoming: U.S. Geological Survey Miscellaneous Investigations Series, Map I-1127, scale 1:250,000.
Crittenden, M.D., Schaeffer, F.E., Trimble, D.E., and Woodward, L.A., 1971, Nomenclature and correlations of some upper Precambrian and basal Cambrian sequences in western Utah and southeastern Idaho: Geological Society of America Bulletin, v. 82, no. 3, p. 581-602.
Geographic coverageBannock - Caribou - Franklin - Fremont - Oneida

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