San Juan Raya Formation
The San Juan Raya Formation is a geologic formation in Mexico. It preserves fossils dating back to the Albian and Aptian stages of the Early Cretaceous period.[1]
| San Juan Raya Formation Stratigraphic range: Aptian-Albian ~120–100 Ma | |
|---|---|
| Type | Formation |
| Lithology | |
| Primary | Shale |
| Other | Mudstone, sandstone |
| Location | |
| Coordinates | 18.4°N 97.7°W |
| Approximate paleocoordinates | 16.9°N 54.9°W |
| Region | Puebla |
| Country |  Mexico |
  San Juan Raya Formation (Mexico) | |
References
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