Choapa Metamorphic Complex

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Choapa Metamorphic Complex
TypeComplex
Lithology
PrimaryQuartz micaschist, phyllite, amphibolitic schist
Location
RegionCoquimbo Region
CountryChile
Type section
Named forChoapa River

The Choapa Metamorphic Complex or ChMC is a large coherent but varied group of

plutons in the Jurassic. It has been suggested that the protoliths of the formation were similar and equivalent to the Paleozoic-aged Puerto Manso Formation.[1]

The complex is named after Choapa River.

References

  1. ^ Hervé, F.; Faundez, V.; Calderón, M.; Massonne, H.-J.; Willner, A.P. (2007). "Metamorphic and plutonic basement complexes". In Moreno, Teresa; Gibbons, Wes (eds.). The Geology of Chile. Geological Society of London. pp. 7–20.