State | Kansas |
---|---|
Name | Shawnee Group |
Geologic age | Late Pennsylvanian- Virgilian |
Lithologic constituents |
Major
Sedimentary > Clastic > Mudstone > Shale (Bed)
Sedimentary > Carbonate > Limestone (Bed)
Minor
Sedimentary > Clastic > Sandstone (Bed)
|
Comments | cyclic sequence of alternating gray to bluish gray limestone and shale units with some sandstone. Certain thick limestone units form persistent escarpments. Total approximate thickness 325 ft. in outcrop. |
References | Ross, Jorgina A., 1991, Geologic Map of Kansas: Kansas Geological Survey, Univ. of Kansas, Map M-23, scale 1:500,000.Zeller, D.E., ed., 1968, The Stratigraphic Succession in Kansas, State Geological Survey of Kansas Bull. 189. |
NGMDB product | |
Counties | Anderson - Atchison - Chautauqua - Coffey - Doniphan - Douglas - Elk - Franklin - Greenwood - Jefferson - Leavenworth - Lyon - Osage - Shawnee - Wilson - Woodson |