Earth:La Ciénega Formation, Bolivia: Difference between revisions
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Short description: Geologic formation in Bolivia
| La Ciénega Formation Stratigraphic range: Sandbian-Katian ~460–450 Ma | |
|---|---|
| Type | Geological formation |
| Lithology | |
| Primary | Sandstone |
| Other | Shale |
| Location | |
| Coordinates | [ ⚑ ] : 19°00′S 65°00′W / 19.0°S 65.0°W |
| Paleocoordinates | [ ⚑ ] 44°36′S 129°18′W / 44.6°S 129.3°W |
| Region | Chuquisaca Department |
| Country |  Bolivia |
| Extent | Cordillera Oriental |
  La Ciénega Formation, Bolivia (Bolivia) | |
La Ciénega Formation is a Sandbian to Katian geologic formation of south-central Bolivia. The formation comprises silty, clayey, micaceous, fine-grained sandstones with thin intercalations of grey-green to light grey shales.[1]
Fossil content
The formation has provided the following fossils:
- Dinorthis sp.
- Lingula sp.
- Lingulepis sp.
- Orbiculoidea sp.
- Orthoceras sp.
See also
References
Further reading
- R. Suárez Soruco. 1976. El sistema ordovícico en Bolivia. Revista Tecnica YPF Bolivia 5(2):111-123
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