Global Volcanism Program | Image GVP-09312
Strombolian explosions during the 1963-65 eruption ejected incandescent lava bombs from the crater, seen here in a time-lapse photo. Similar activity occurred in December 1963 and January 1964.
Photo by M. Esquivel (published in Barquero, 1998).
This image is made available under the Creative Commons BY-NC-ND 4.0 license terms.