“…1) are key tracers of continental interactions on the western margin of the Amazonian Craton during the Late Mesoproterozoic assembly of the supercontinent of Rodinia (Kroonemberg, 1982;Hoffman, 1991;Wasteneys et al, 1995;Kay et al, 1996;Restrepo-Pace et al, 1997;Loewy et al, 2004;Cordani et al, 2005). The Neoproterozoic to Early Paleozoic opening of the Iapetus-Tornquist and Rheic oceans, subsequent Paleozoic orogenesis and terrane accretion along with younger Meso-Cenzoic Pacific and Caribbean plate interactions have redistributed and transferred these fragments between continental masses (Ramos and Basei, 1997;Keppie and Ramos, 1999;Cawood et al, 2001;Cawood, 2005;CardonaMolina et al, 2006;Ordóñez-Carmona et al, 2006;Chew et al, 2008). Within the eastern Colombian Andes, high-grade, ca.…”