Quiricó Formation
The Quiricó Formation is a geological formation of the Areado Group in Minas Gerais, Brazil whose strata date back to the Lower Cretaceous (Early Cretaceous). Many occurrences of fossils are reported in the lacustrine deposits of the Quiricó Formation.
| Quiricó Formation | |
|---|---|
| Stratigraphic range: Aptian | |
Stratigraphic position of the Quiricó Formation in São Francisco Basin | |
| Type | Geological formation |
| Unit of | Areado Group |
| Underlies | Abaeté Formation |
| Overlies | Três Barras Formation |
| Thickness | 60–100 m (200–330 ft) |
| Lithology | |
| Primary | Sandstone, claystone |
| Other | Siltstone, limestone |
| Location | |
| Coordinates | 16.7°S 44.4°W |
| Approximate paleocoordinates | 17.5°S 11.9°W |
| Region | Minas Gerais |
| Country | Brazil |
| Extent | São Francisco Basin |
| Type section | |
| Named for | Quiricó Lake/River |
| Named by | Barbosa |
| Year defined | 1965 |
Quiricó Formation (Brazil) | |
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