Aconcagua Geologic History
The mountain was created by the subduction of the Nazca Plate beneath the South American Plate. Aconcagua, used to be an active stratovolcano (from the Late Cretaceous or Early Paleocene through the Miocene), and consisted of several volcanic complexes, on the edge of a basin with a shallow sea. However, sometime in the Miocene, about […]
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