Kell is an extinct stratovolcano that is located in the middle of a 4 km wide caldera. This caldera being named Prizrak caldera. This volcano is located north of Zhelotovsky volcano. Very little is know about this caldera because if its remote and inaccessible location. The caldera form the air shows three depressions each around 3 to 5 km in diameter. The innermost portion of the caldera is occupied by small stratovolcanoes the largest being that of Kell volcano. Not traces of recent volcanism or hydrothermal activity has been detected so far in this caldera.
Sources of Information:
Erlich, Edward 1986 Geology of Calderas of Kamchatka and Kurile Islands with Comparison to Calderas of Japan and the Aleutians, Alaska Open-File Report 86-291, US Dept. of the Interior- Geological Survey, p100.
Sviatolovsky, A. E. 1959 Atlas of Volcanoes of the Soviet Union, USSR Academy of Sciences, Moscow USSR. p167.