Argentina
24.05 S, 66.48 W
summit elevation 5550 m
Stratovolcano
Cerro Tuzgle volcano is located in NW Argentina. Young lava flows are visible on the SW and SE slopes. The volcano is locarted on the edge of the Puna plateau, 200 km above the Wadati-Benioff zone.
Eruptions at the volcano ar with back-arc volcanism related to reorientation of the Puna back-arc.
2021 Earthquake
On 10 January a magnitude 6.1 earthquake hit 15 km WNW of the volcano. The earthquake was deep with a focus of 217 km.
Further reading
Norini, G., Cogliati, S., Baez, W., Arnosio, M., Bustos, E., Viramonte, J. and Groppelli, G., 2014. The geological and structural evolution of the Cerro Tuzgle Quaternary stratovolcano in the back-arc region of the Central Andes, Argentina. Journal of volcanology and geothermal research, 285, pp.214-228.
Giordano, G., Pinton, A., Cianfarra, P., Baez, W., Chiodi, A., Viramonte, J., Norini, G. and Groppelli, G., 2013. Structural control on geothermal circulation in the Cerro Tuzgle–Tocomar geothermal volcanic area (Puna plateau, Argentina). Journal of Volcanology and Geothermal Research, 249, pp.77-94.
Coira, B. and Kay, S.M., 1993. Implications of Quaternary volcanism at Cerro Tuzgle for crustal and mantle evolution of the Puna Plateau, Central Andes, Argentina. Contributions to Mineralogy and Petrology, 113(1), pp.40-58.
Last eruption occurred sometime between 10,000 and 100,000 years ago.