León, Santiago Comment on “Origin of pre-Mesozoic xenocrystic zircons in Cretaceous sub-volcanic rocks of the northern Andes (Colombia): Paleogeographic implications for the region” by Cetina et al. (2019) - Oxford Elsevier Science September 2023 - 5 p. ilus. Subjects--Topical Terms: PALEOGEOGRAFIAROCAS VOLCANICASMAGMATISMO Subjects--Geographic Terms: COLOMBIA