Global Volcanism Program | Image GVP-05741
The bedded layers in this photo are tephra fall and pyroclastic surge deposits produced by successive explosions during the formation of a maar on the NE flank of Iliinsky in 1901. This eruption created a new crater 800 x 1,000 m wide and 200 m deep that opens to the NE.
Photo by Nikolai Smelov, 1996 (courtesy of Vera Ponomareva, Institute of Volcanic Geology and Geochemistry, Petropavlovsk).
This image is made available under the Creative Commons BY-NC 4.0 license terms.
Galleries: Volcanic Outcrops
Keywords: deposit | outcrop | geology | tephra