References External links "Volcán Socompa, Argentina/Chile" on Peakbagger Six-thousanders of the Andes Volcanoes of Antofagasta Region Volcanoes of Salta Province Stratovolcanoes of Chile Subduction volcanoes Mountains of Argentina Stratovolcanoes of Argentina Polygenetic volcanoes Argentina–Chile border International mountains of South America Puna de Atacama Mountains of Antofagasta Region Mountains of Salta Province Pleistocene stratovolcanoes Holocene stratovolcanoes