Ladron de Guevera E11-253
PO·Box 17-01-2759
Quito, 170517
Ecuador
National Polytechnic School (EPN)
Explosive And Effusive Evolution of Sumaco Volcano (Ecuador) Over the Last ~40 Ka: Stratigraphic, Geochronological, and Geochemical Constraints
Sumaco Volcano (Ecuador), Transition in eruptive styles, Alkaline magmatic processes, Magmatic evolution, Role of pyroclastic density currents, Tephriphonolite