Gaptank Formation
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| Gaptank Formation | |
|---|---|
| Stratigraphic range: Carboniferous | |
| Type | Formation |
| Overlies | Haymond Formation[1] |
| Location | |
| Region | Texas |
| Country | United States |
The Gaptank Formation is a geologic formation in Texas. It preserves fossils dating back to the Carboniferous period.[2]