Earth:Chucal Formation

From HandWiki
Short description: Geological formation in northern Chile
Chucal Formation
Stratigraphic range: Miocene
TypeGeological formation
OverliesLupica Formation
Location
RegionArica y Parinacota Region
CountryChile

Chucal Formation (Spanish: Formación Chucal) is a volcano-sedimentary geological formation in the Andes of Arica y Parinacota Region in northernmost Chile. Sediments of the formation deposited sometime during the Miocene epoch (23 to 5 million years ago) and represent fluvial and lacustrine environments.[1] It overlies Lupica Formation.[1]

References

  1. 1.0 1.1 Charrier, Reynaldo; Chávez, Álvaro N.; Elgueta, Sara; Hérail, Gérard; Flynn, John J.; Croft, Darin A.; Wyss, André R.; Riquelme, Rodrigo et al. (2005). "Rapid tectonic and paleogeographic evolution associated with the development of the Chucal anticline and the Chucal-Lauca Basin in the Altiplano of Arica, northern Chile". Journal of South American Earth Sciences 19 (1): 35-54.