Country:
|
USA
|
Province:
|
Arkansas, Independence Co.
|
Locality:
|
Almond, damside drill borehole
|
Layer:
|
Fayetteville Fm., basal part |
Lower Boundary:
|
UAR Batesville--basal Fayetteville, 327.2 million years
|
Upper Boundary:
|
UAR basal--lower shale of Fayetteville, 327 million years
|
Georeference:
|
|