Vilyuchik is a conical stratovolcano that has a lava flow located at its summit. Its main crater has been eroded and at its base is located acidic lava domes.
VilyuchikUs main cone itself dates back to post-glacial times. Northwest of Vilyuchik is located a young basaltic cinder cone called Barkhatnaya Sopka which is situated on an east-west running tectonic line.
Southeast of Vilyuchik is located Vilyuchinskaya bay that flows out into
the Pacific. Vilyuchik is located about 40 km southwest of Petropavlovsk
Some other volcanoes in this local area are: Mutnovsky, Asacha, and Opala.
Sources of Information:
Sviatolovsky, A. E. 1959 Atlas of Volcanoes of the Soviet Union, USSR Academy of Sciences, Moscow USSR. p167.
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