Earth:Cholchol Formation

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Short description: Geological formation composed of sediments
Cholchol Formation
Stratigraphic range: Middle–Upper Miocene
TypeGeological formation
UnderliesPliocene and Pleistocene alluvial fans and volcaniclastic deposits
OverliesBahía Mansa Metamorphic Complex
Coastal Batholith of central Chile
Mesozoic sediments
Thickness150–200 m (490–660 ft)
Lithology
PrimaryClaystone, sandstone, tuff, calcarenite, calcirudite
Location
Coordinates [ ⚑ ] : 38°00′S 72°00′W / 38.0°S 72.0°W / -38.0; -72.0
RegionAraucanía Region
Country Chile
Type section
Named forCholchol
Named byFloreal García
Year defined1968
Cholchol Formation is located in Chile
Cholchol Formation
Cholchol Formation (Chile)

Cholchol Formation (Spanish: Formación Cholchol) is a geological formation composed of sediments that were deposited during the Miocene in the Temuco Basin of south–central Chile. The sediments were deposited in a marine environment.[1]

References

  1. Elgueta, Sara (1990). "Sedimentación marina y paleogeografía del Terciario Superior de la Cuenca de Temuco, Chile" (in es). Segundo Simposio sobre el Terciario de Chile. Santiago, Chile: Departamento de Geociencias, Facultad de Ciencias, Universidad de Concepción. pp. 85–96.