SEDIS - Thesaurus
Carbondale Formation  | |
|---|---|
| BT | Chronostratigraphic Units |
| .Phanerozoic | |
| ..Paleozoic | |
| ...Carboniferous | |
| ....Pennsylvanian | |
| .....Middle Pennsylvanian | |
| ......Carbondale Formation | |
| RT | Kentucky |
| Illinois | |
| Herrin Coal Member | |
| Kewanee Group | |
| Springfield Coal Member | |
| SN | In Kewanee Group. Illinois and W Kentucky. |
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