Santos Formation
| Santos Formation | |
|---|---|
| Stratigraphic range: Cenomanian-Maastrichtian ~ | |
| Type | Geological formation |
| Unit of | Frade Group |
| Underlies | Iguape Formation |
| Overlies | Florianópolis Formation |
| Thickness | up to 2,700 m (8,900 ft) |
| Lithology | |
| Primary | Conglomerate |
| Other | Sandstone, shale |
| Location | |
| Coordinates | 26°6′S 43°43′W / 26.100°S 43.717°W |
| Region | Santos Basin, South Atlantic |
| Country | Brazil |
| Type section | |
| Named for | Santos |
Location of the Santos Basin | |
The Santos Formation (Portuguese: Formacão Santos) is a geological formation of the Santos Basin offshore of the Brazilian states of Rio de Janeiro, São Paulo, Paraná and Santa Catarina. The predominantly conglomeratic sandstone formation with interbedded shales dates to the Late Cretaceous period; Cenomanian-Maastrichtian epochs and has a maximum thickness of 2,700 metres (8,900 ft).