Rahul Sharma (Editor)

Oxaya Formation

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Thickness  ca. 1,000 m (3,300 ft)
Country  Chile
Region  Arica y Parinacota Region
Primary  Ignimbrite
Named for  Oxaya
Overlies  Azapa Formation
Underlies  Zapahuira Formation, Huaylas Formation

Oxaya Formation (Spanish: FormaciĆ³n Oxaya) is a geological formation in northern Chile made up of ignimbrite sheets. The formation formed about 25 to 19 million years ago in the Late Oligocene and Early Miocene.

References

Oxaya Formation Wikipedia


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