Independencia Formation
The Independencia Formation is a Dapingian geologic formation of western-central Bolivia. The dark to bluish gray schists and phyllites metamorphosed shales were deposited in an open marine environment.[1]
| Independencia Formation Stratigraphic range: Dapingian ~478–466 Ma | |
|---|---|
| Type | Geological formation |
| Lithology | |
| Primary | Schist, phyllite |
| Location | |
| Coordinates | 17.0°S 67.0°W |
| Approximate paleocoordinates | 47.9°S 123.9°W |
| Region | Cochabamba Department |
| Country |  |
| Type section | |
| Named for | Independencia |
  Independencia Formation (Bolivia) | |
Fossil content
Early Ordovician (470 Ma)
The formation has provided the following fossils:
- Didymograptellus protobifidus
- Phyllograptus anna
- Pseudophyllograptus angustifolius
- Notopeltis sp.
- Michelinoceras sp.
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References
Further reading
- R. Suárez Soruco. 1976. El sistema ordovícico en Bolivia. Revista Tecnica YPF Bolivia 5(2):111-123
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