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Arenite, dolostone, limestone, siltstone, and shale; Cambrian marine outer continental-shelf deposits; central Idaho

Cambrian thrusted quartzite, fine-grained detritus, and dolomite of central Idaho.
StateIdaho
NameArenite, dolostone, limestone, siltstone, and shale; Cambrian marine outer continental-shelf deposits; central Idaho
Geologic ageCambrian
Original map labelCc
CommentsIn the Clayton quad, additional informal stratigraphic units that correspond to the area of Cc on the state map are: quartzite of Boundary Creek, lower carbonate, and upper shale, as mapped and described by Hobbs and others (1975).
Primary rock typearenite
Secondary rock typedolostone (dolomite)
Other rock typeslimestone; siltstone; shale
Lithologic constituents
Major
Sedimentary > Clastic > Sandstone > Arenite (Bed)quartzite with accessory feldspar
Minor
Sedimentary > Carbonate > Limestone (Bed)impure limestone to limy siltstone
Sedimentary > Carbonate > Dolostone (Bed)dolomite to silty dolomite
Incidental
Sedimentary > Clastic > Mudstone > Shale (Bed)shale to slate
Sedimentary > Clastic > Siltstone (Bed)siltstone to silty shale
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.
Rember, W.C. and Bennett, E.H., 1979, Geologic map of the Challis quadrangle, Idaho: Moscow, Idaho, Idaho Bureau of Mines and Geology, Geologic Map Series, Challis 2o quadrangle, scale 1:250,000.
Ruppel, E.T., Ross, R.J., Jr., and Schleicher, David, 1975, Precambrian Z and Lower Ordovician rocks in east-central Idaho: in Ruppel, E.T., Ross, R.J., Jr., and Schleicher, David, Precambrian and lower Ordovician rocks in east-central Idaho: U.S. Geological Survey Professional Paper, 889-B, p. B25-B34.
Geographic coverageCuster

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