Global Volcanism Program | Image GVP-06919
Strong fumarolic activity occurs in the crater where the phreatomagmatic eruptions of the past two decades took place. A dozen Holocene post-caldera craters and cones are located at the NW end of the 4-km-wide, Pleistocene Nevado Sin Nombre caldera.
Photo by Alejo Contreras (courtesy of Oscar González-Ferrán, University of Chile).
This image is made available under the Creative Commons BY-NC 4.0 license terms.