Brownstown Marl | |
---|---|
Stratigraphic range: Cretaceous | |
Type | Sedimentary |
Sub-units | Austin Group |
Underlies | Ozan Formation |
Overlies | Tokio Formation |
Location | |
Region | Arkansas |
Country | United States |
Type section | |
Named for | Brownstown, Sevier County, Arkansas |
Named by | Robert Thomas Hill, 1888 [1] |
The Brownstown Marl is a geologic formation in Arkansas. It preserves fossils dating back to the Cretaceous period.