Sedimentary rocks (Mississippian).

Marine limestone of Mississippian carbonate banks and turbiditic sandstone, mudstone, and conglomerate of Antler flysch trough; includes Madison and Lodgepole formations and Chesterfield Range Group of southeastern Idaho; McGowan Creek Formation, White Knob Limestone, and overlying carbonate bank of Lost River Range; and Copper Basin Group of Pioneer Mountains. Includes poorly dated Salmon River assemblage east of Stanley, consisting of argillite, siltstone, calcareous sandstone, and limestone. (Paleocene to Neoproterozoic Sedimentary and Igneous Rocks of the Cordilleran System).
State Idaho
Name Sedimentary rocks (Mississippian).
Geologic age Mississippian
Lithologic constituents
Metamorphic > Metasedimentary > Metaclastic > Argillite
Sedimentary > Clastic > Siltstone (Bed)

Lewis, Reed S., Link, Paul K., Stanford, Loudon R., and Long, Sean P., Geologic Map of Idaho, 2012, Idaho Geological Survey, Geologic Map 9 (M-9); Scale 1:500,000.

NGMDB product
Counties Bannock - Bear Lake - Bingham - Blaine - Bonneville - Butte - Caribou - Clark - Custer - Lemhi - Madison - Oneida - Power - Teton