LocNo: 3191Ruddel Shale, middle part
| Country: |
USA
|
| Province: |
Arkansas, Independence Co.
|
| Locality: |
Jamestown, Ramsey Bottom
|
| Layer: | Ruddel Shale, middle part |
| Lower Boundary: |
UAR lower--middle Ruddel, 328 million years
|
| Upper Boundary: |
UAR middle--upper Ruddel, 327.8 million years
|
| Georeference: |