Chucal Formation

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Chucal Formation
Stratigraphic range: Miocene PreꞒ Ꞓ O S D C P T J K Pg N
Type	Geological formation
Overlies	Lupica Formation
Location
Region	Arica y Parinacota Region
Country	Chile

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

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v t e Geology of Chile
Sedimentary basins	Altiplano Arauco Aysén Caldera Neuquén Magallanes Osorno–Llanquihue Pucatrihue Salar de Atacama Salta Santiago Temuco Valdivia
Faults	Atacama Fault Biobío-Aluminé Fault Cachet Fault Domeyko Fault El Arrayán Fault Futrono Fault Gastre Fault Lanalhue Fault Liquiñe-Ofqui Fault Magallanes-Fagnano Fault Mocha-Villarrica Fault Pichilemu Fault Reigolil-Pirihueico Fault San Ramón Fault Valeriano Fault
Batholiths	Coastal central Chile Elqui-Limarí Futrono-Riñihue North Patagonian Panguipulli South Patagonian Vicuña Mackenna
Metamorphic complexes	Bahía Mansa Belén Chañaral Choapa Chonos Cordillera Darwin Eastern Andes Mejillones Puerto Edén Punta de Choros Quebrada del Carrizo Trafún Tierra del Fuego
Terranes	Arequipa-Antofalla Chaitenia Chilenia Chiloé Cuyania Fitz Roy Madre de Dios Mejillonia Patagonia
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