Hillsboro Sandstone Stratigraphic range: Devonian |
|
---|---|
Type | Formation |
Underlies | Olentangy Shale |
Overlies | Tymochtee Dolomite |
Location | |
Country | United States |
Extent | Ohio |
The Hillsboro Sandstone is a geologic formation in Ohio. It dates back to the Devonian.