Rio do Rasto Formation
The Rio do Rasto Formation is a Late Permian sedimentary geological formation in the South Region of Brazil. The official name is Rio do Rasto, although in some publications it appears as Rio do Rastro.
| Rio do Rasto Formation | |
|---|---|
| Stratigraphic range: Late Permian | |
| Type | Geological formation |
| Unit of | Paraná & Pelotas Basins |
| Sub-units | Morro Pelado Mb., Serrinha Mb. |
| Underlies | Pirambóia Formation (Paraná Basin) Botucatu Formation (Pelotas Basin) |
| Overlies | Teresina Formation |
| Lithology | |
| Primary | Shale, sandstone |
| Location | |
| Coordinates | 28°24′26″S 49°32′46″W |
| Approximate paleocoordinates | 41.3°S 22.4°W |
| Region | Paraná, Santa Catarina, Rio Grande do Sul |
| Country | Brazil |
| Extent | Paraná Basin |
Extent of Paleozoic (including the Rio do Rasto Formation) and Mesozoic units in the Paraná Basin in light blue | |
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