LocNo: 6742Brentwood Fm.
| Country: |
USA
|
| Province: |
Arkansas, Washington Co.
|
| Locality: |
Round Mountain (Sec.7, T15N, R30W)
|
| Layer: | Brentwood Fm. |
| Lower Boundary: |
U Halian--Bloydian, Brentwood base, 313 million years
|
| Upper Boundary: |
UAR Brentwood Lst.--Woolsey, 312.5 million years
|
| Georeference: |