Ref.: Palache, C., Berman, H., & Frondel, C. (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II. John Wiley and Sons, Inc., New York, 7th edition, revised and enlarged, 1124 pp.: 539.
Turner, A., Drummond, M.S., Kepezhinskas, P., and Defant, M.J. (1996) Mineralogy and Geochemistry of Mantle Xenoliths and Host Volcanics of the Avachinsky Volcano, Kamchatka Arc, Russia. 1996 Abstracts with Programs, The Geological Society of America.
http://www.answers.com/topic/avacha.
One of 34 currently active volcanoes in the Eastern Volcanic Front arc segment of Kamchatka. A stratovolcano at 8,965 feet (2,733 meters) high with a permanent snow/ice cap. Composed of a Holocene active volcanic cone nested within a Late Pleistocene - Early Holocene caldera. This volcano is comprised primarily of medium-K, calc-alkaline basalt-andesite, but with subordinate diamond-bearing, high-Mg (14-20% MgO) picrites that host mantle xenoliths.
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Map Reference: 53°15'18"N , 158°49'47"E
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