Earth:La Ciénega Formation, Bolivia

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Short description: Geologic formation in Bolivia
La Ciénega Formation
Stratigraphic range: Sandbian-Katian
~460–450 Ma
TypeGeological formation
Lithology
PrimarySandstone
OtherShale
Location
Coordinates [ ⚑ ] : 19°00′S 65°00′W / 19.0°S 65.0°W / -19.0; -65.0
Paleocoordinates [ ⚑ ] 44°36′S 129°18′W / 44.6°S 129.3°W / -44.6; -129.3
RegionChuquisaca Department
Country Bolivia
ExtentCordillera Oriental
La Ciénega Formation, Bolivia is located in Bolivia
La Ciénega Formation, Bolivia
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