LocNo: 6867Coffeyville Fm., basal Tacket shale bed
| Country: |
USA
|
| Province: |
Oklahoma, Seminole Co.
|
| Locality: |
Sasakwa, OKM-16
|
| Layer: | Coffeyville Fm., basal Tacket shale bed |
| Lower Boundary: |
UOK Coffeyville Fm. base, 306.2 million years
|
| Upper Boundary: |
UOK Coffeyville Fm. top, 305.9 million years
|
| Georeference: |