Madre de Dios Terrane

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Madre de Dios Terrane is a distinct fragment of Earth's crust in southwestern Patagonia. Subduction made the Madre de Dios Terrane collide and accrete to Patagonia (then part of Gondwana) in the Mesozoic. This accretion is thought to have happened at a different location than today and the current location of the terrane is would be the result of displacement along dextral faults.[1] The terrane is made up of three distinct units:[1]


  1. ^ a b Sepúlveda, S.A.; Hervé, F.; Calderón, M.; Lacassie, J.P. (2008). "Petrological and geochemical characteristics of metamorphic and igneous units from the allochthonous Madre de Dios Terrane, Southern Chile". Gondwana Research. 13 (2): 238–249.