Caldera del Atuel
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Caldera del Atuel is a
caldera A caldera ( ) is a large cauldron-like hollow that forms shortly after the emptying of a magma chamber in a volcano eruption. When large volumes of magma are erupted over a short time, structural support for the rock above the magma chamber is ...
in Argentina. It is the source of the Rio Atuel and has dimensions of . Cerro Sosneado is a volcano (best volume estimate ) located outside of the Atuel caldera, Volcan Overo (best volume estimate ) and Las Lágrimas complex are located within the caldera. Holocene activity may have formed the cinder cones on the northeastern side of the caldera. After the
2010 Maule earthquake The 2010 Chile earthquake and tsunami ( es, Terremoto del 27F) occurred off the coast of central Chile on Saturday, 27 February at 03:34 local time (06:34 UTC), having a magnitude of 8.8 on the moment magnitude scale, with intense shaking la ...
, the caldera was one of the volcanic centres that underwent
subsidence Subsidence is a general term for downward vertical movement of the Earth's surface, which can be caused by both natural processes and human activities. Subsidence involves little or no horizontal movement, which distinguishes it from slope move ...
, along with secondary earthquake activity.


See also

*
List of volcanoes in Argentina This is a list of active and extinct volcanoes in Argentina. Volcanoes {, class="wikitable sortable" style="text-align:right;" , - style="text-align:center;" ! rowspan="2" , Name ! rowspan="2" , Type ! colspan="2" , Elevation ! Location ...


References

* Mountains of Argentina Volcanoes of Mendoza Province Calderas of Argentina Polygenetic volcanoes Five-thousanders of the Andes Quaternary calderas {{MendozaAR-geo-stub