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SHAWNEE GROUP

SHAWNEE GROUP - cyclic deposits, limestone and shale with sandstone and siltstone.
State Missouri
Name SHAWNEE GROUP
Geologic age Phanerozoic | Paleozoic | Carboniferous Pennsylvanian-Late [Upper Virgilian]
Primary rock type limestone
Secondary rock type shale
Other rock types sandstone; siltstone
Lithologic constituents
Major
Sedimentary > Carbonate > Limestone (Bed)
Sedimentary > Clastic > Mudstone > Shale (Bed)
Minor
Sedimentary > Clastic > Sandstone (Bed)
Sedimentary > Clastic > Siltstone (Bed)
Map references
Middendorf, M. A., and others, 2003, Geologic Map of Missouri: Missouri Geological Survey. Scale 1:500K
Unit references
Howe, W. B. and Koenig, 1961, The Stratigraphic Succession in Missouri: Missouri Geological Survey and Water Resources, Vol XL. 2nd Series.
Counties Andrew - Atchison - Buchanan - Holt - Platte - Worth