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La Portada Formation

La Portada Formation is a geologic formation of Miocene and Pliocene age located near the Coast Range of northern Chile. The coarse-grained sandstones of the formation contain penguin fossils.

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File:Monumento_Nacional_La_Portada,_Antofagasta-Chile.JPGFile:Relief_Map_of_Chile.jpg
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Geological formation in Chile