LocNo: 3325Heath Fm.
| Country: |
USA
|
| Province: |
Montana, Fergus Co.
|
| Locality: |
Big Snowy Mountains, N flank
|
| Layer: | Heath Fm. |
| Lower Boundary: |
UMT Heath Fm. base, 326.4 million years
|
| Upper Boundary: |
UMT Heath Fm. top, 324 million years
|
| Georeference: |