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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.
State Idaho
Name Arenite, dolostone, limestone, siltstone, and shale; Cambrian marine outer continental-shelf deposits; central Idaho
Geologic age Cambrian
Comments In 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 type arenite
Secondary rock type dolostone (dolomite)
Other rock types limestone; siltstone; shale
Lithologic constituents
Major
Sedimentary > Clastic > Sandstone > Arenite (Bed)quartzite with accessory feldspar
Minor
Sedimentary > Carbonate > Dolostone (Bed)dolomite to silty dolomite
Sedimentary > Carbonate > Limestone (Bed)impure limestone to limy siltstone
Incidental
Sedimentary > Clastic > Siltstone (Bed)siltstone to silty shale
Sedimentary > Clastic > Mudstone > Shale (Bed)shale to slate
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.
Counties Custer