| State | Kentucky |
|---|---|
| Name | Porters Creek Clay |
| Geologic age | Paleocene |
| Lithologic constituents | Major
Unconsolidated > Fine-detrital > Claylithologies and lithology percentages estimated from stratigraphic column on paper source map; unit is 100% clay or clay shale
|
| Comments | in Jackson Purchase, thickness is 20-70 m |
| References | Noger, M.C., compiler, 1988, Geologic map of Kentucky: sesquicenntennial edition of the Kentucky Geological Survey: U.S. Geological Survey and the Kentucky Geological Survey, scale 1:500,000. |
| NGMDB product | |
| Counties | Calloway - Garrard - Graves - Jessamine - McCracken - Marshall |