State | Nebraska |
---|---|
Name | Chase Group |
Geologic age | Permian |
Lithologic constituents | Major
Sedimentary > Clastic > Mudstone > Shale (Bed)
Sedimentary > Carbonate > Limestone (Bed)
|
Comments | Upper part of Big Blue Series - Includes in decending order: Nolans Limestone, Odell Shale, Winfield Limestone, Gage Shale, Towanda Limestone, Holmesville Shale, Barneston Limestone, Blue Springs Shale, Kinney Limestone, Wymore Shale, and Wreford Limestone. |
References | Burchett, R.R., 1986, Geologic Bedrock Map of Nebraska: Nebraska Geological Survey. Scale 1:1 million.Burchett, R.R., Dreeszen, V.H., and Reed E.C., 1972, Bedrock Geologic Map Showing Thickness of Overlying Quaternary Deposits, Lincoln Quad. and part of Nebraska City Quad., Nebraska and Kansas: USGS Map I-729. Scale 1:250K.https://pubs.er.usgs.gov/publication/i729 |
NGMDB product | |
Counties | Gage - Jefferson - Johnson - Pawnee - Richardson |