Regadera Formation
The Regadera Formation (Spanish: Formación Regadera, E2r, Tpr) is a geological formation of the Bogotá savanna, Altiplano Cundiboyacense, Eastern Ranges of the Colombian Andes. The predominantly sandstone and conglomeratic formation, with pink shale beds intercalated, dates to the Paleogene period; Middle to Late Eocene epoch, and has a maximum thickness of 765 metres (2,510 ft).
| Regadera Formation | |
|---|---|
| Stratigraphic range: Middle to Late Eocene ~ | |
| Type | Geological formation |
| Underlies | Usme Fm., Tilatá Fm. |
| Overlies | Bogotá Formation |
| Thickness | up to 756 metres (2,480 ft) |
| Lithology | |
| Primary | Sandstone, conglomerate |
| Other | Shale |
| Location | |
| Coordinates | 4°23′30.8″N 74°08′26.3″W |
| Region | Bogotá savanna, Altiplano Cundiboyacense Eastern Ranges, Andes |
| Country | Colombia |
| Type section | |
| Named for | La Regadera Reservoir |
| Named by | Julivert |
| Location | Usme, Bogotá |
| Year defined | 1963 |
| Coordinates | 4°23′30.8″N 74°08′26.3″W |
| Region | Cundinamarca |
| Country | Colombia |
Paleogeography of Northern South America 50 Ma, by Ron Blakey | |
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