Sandstone, shale, siltstone, limestone, and coal; Late Cretaceous Cordilleran retroarc-foreland-basin deposits; southeastern Idaho (IDKu;0)

State	Idaho
Name	Sandstone, shale, siltstone, limestone, and coal; Late Cretaceous Cordilleran retroarc-foreland-basin deposits; southeastern Idaho
Geologic age	Late Cretaceous
Original map label	Ku
Comments	Stratigraphic units for Ku are for the Driggs and Snake River Range-Garns Mountain sections (ref ID029). In southeastern Idahdo, most of the area shown as Ku on the state map (ID001) is classified as Kl in ref ID018. Polygons of the digital state map have been changed accordingly.
Primary rock type	sandstone
Secondary rock type	shale
Other rock types	siltstone; limestone
Lithologic constituents	Major Sedimentary > Clastic > Mudstone > Shale (Bed)retro-arc foreland basin deposits Sedimentary > Clastic > Sandstone (Bed)retro-arc foreland basin deposits Minor Sedimentary > Clastic > Siltstone (Bed)retro-arc foreland basin deposits Incidental Sedimentary > Carbonate > Limestone (Coquina)retro-arc foreland basin deposits Sedimentary > Coal > Sub-bituminous (Bed)retro-arc foreland basin deposits
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. Isaacson, P.E., 1983, Stratigraphic correlation of the Paleozoic and Mesozoic rocks of Idaho: Moscow, Idaho, Idaho Bureau of Mines and Geology, Information Circular 37.
Geographic coverage	Bonneville - Madison - Teton