Earth:Caleta Chonos Formation

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Caleta Chonos Formation
Stratigraphic range: Oligocene
TypeGeological formation
UnderliesAncud Volcanic Complex
OverliesBahía Mansa Metamorphic Complex
Lithology
PrimaryConglomerate, sandstone
OtherCoal, tuff breccia
Location
Coordinates [ ⚑ ] : 41°48′S 74°00′W / 41.8°S 74.0°W / -41.8; -74.0
RegionLos Lagos Region
Country Chile
ExtentLacuy Peninsula
Type section
Named forCaleta Chonos
Caleta Chonos Formation is located in Chile
Caleta Chonos Formation
Caleta Chonos Formation (Chile)

Caleta Chonos Formation (Spanish: Formación Caleta Chonos) is a geological formation of Oligocene age located around Chacao Channel in southern Chile. The formation overlies Bahía Mansa Metamorphic Complex and is overlain by the Ancud Volcanic Complex. It crops out in northwestern Chiloé Island in the isthmus of Lacuy Peninsula.[1]

See also

References

  1. Valenzuela Ayala, Eduardo (1982). "Estratigrafía de la Boca Occidental del Canal de Chacao, X Región, Chile" (in es). Congreso Geológico Chileno. 3, Actas. pp. A343–A376.