| Corsicana Marl | |
| Type: | Formation |
| Age: | Cretaceous |
| Region: | Texas |
| Country: | United States |
| Unitof: | Navarro Group |
The Corsicana Marl is a geologic formation in Texas. It preserves fossils dating back to the Cretaceous period. It is primarily consisted of clay and mud, while a secondary rock type being sandstone.