Global Volcanism Program | Image GVP-02303
Dark-colored linear volcanic dikes, previous magma pathways, cut across altered pyroclastic rocks that are now exposed in the crater wall of northern Mutnovsky.
Photo by Oleg Volynets, 1971 (Institute of Volcanology, Petropavlovsk).
This image is made available under the Creative Commons BY-NC 4.0 license terms.
Galleries: Volcanic Outcrops