Global Volcanism Program | Image GVP-02366

An acidic lake occupies Troitsky crater, the youngest and southernmost crater of Maly Semyachik where historical eruptions have occurred. The conical peak in the distance is Karymsky, 15 km SW, which was constructed within a Holocene caldera. Photo by Dan Miller, 1990 (U.S. Geological Survey).

An acidic lake occupies Troitsky crater, the youngest and southernmost crater of Maly Semyachik where historical eruptions have occurred. The conical peak in the distance is Karymsky, 15 km SW, which was constructed within a Holocene caldera.

Photo by Dan Miller, 1990 (U.S. Geological Survey).

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Keywords: crater | crater lake | stratovolcano

Karymsky

Maly Semyachik