Laguna Brava Formation Explained

Laguna Brava Formation
Type:Geological formation
Period:Bartonian
Age:Late Eocene (Tinguirirican)
Prilithology:Sandstone, red beds, tuff
Namedfor:Laguna Brava
Region:Mendoza Province, Argentine Northwest
Country:Argentina
Coordinates:-28.5°N -68.8°W
Paleocoordinates:-30.6°N -60.6°W
Overlies:Quebrada Santo Domingo Formation
Extent:Precordillera

Laguna Brava Formation (Spanish; Castilian: Formación Laguna Brava), formerly referred to as Santo Domingo Formation, is a Late Eocene (Tinguirirican in the SALMA classification) sedimentary formation located in the Argentine Northwest.[1] The formation contains beds with fossil bird tracks described as Gruipeda dominguensis.

It was formerly thought that the formation was of Triassic age.

Notes and References

  1. http://www.fossilworks.org/cgi-bin/bridge.pl?a=collectionSearch&collection_no=80860 Quebrada de Santa Domingo