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Limestone, dolostone, shale, and arenite; Ordovician and Cambrian shallow marine inner continental-shelf deposits; southeastern Idaho

Ordovician, commonly Lower, and Cambrian marine sediments of eastern and southern Idaho.
StateIdaho
NameLimestone, dolostone, shale, and arenite; Ordovician and Cambrian shallow marine inner continental-shelf deposits; southeastern Idaho
Geologic ageOrdovician and Cambrian
Original map labelOC
Primary rock typelimestone
Secondary rock typedolostone (dolomite)
Other rock typesshale; arenite
Lithologic constituents
Major
Sedimentary > Carbonate > Limestone (Bed)Meagher, Pilgrim, Snowy R., St. Charles, Garden City
Minor
Sedimentary > Carbonate > Dolostone (Bed)Nounan and Bighorn
Incidental
Sedimentary > Clastic > Sandstone > Arenite (Bed)Flathead Sandstone
Sedimentary > Clastic > Mudstone > Shale (Bed)Wolsey, Park, Snowy Range Gp
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.
O'Neill, J.M, and Christiansen, R.L., 2002, Geologic map of the Hebgen Lake quadrangle, Beaverhead, Madison, and Gallatin Counties, Montana, Park and Teton Counties, Wyoming, and Clark and Fremont Counties, Idaho: U.S. Geological survey Open-File Report 02-464, 1:100,000 scale with pamphlet, 20 p.
Rember, W.C., and Bennett, E.H., 1979, Geologic map of the Idaho Falls quadrangle, Idaho: Moscow, Idaho, Idaho Bureau of Mines and Geology, Geologic Map Series, Idaho Falls 2o quadrangle, scale 1:250,000.
Geographic coverageBannock - Bingham - Bonneville - Caribou - Fremont - Madison - Power

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