Geochemistry of high-Mg andesitic rocks in NE Kamchatka

• Main Authors: Nishizawa T., Nakamura Hitomi, Churikova T., Gordeychik B., Ishizuka Osamu, Haraguchi Satoru, Miyazaki Takashi, Vaglarov Bogdan S., Ueki K., Toyama C., Iwamori Hikaru
• Format: Text
• Language: English
• Published: 2016
• Subjects: 38.37.25 Вулканология; Detroit; Emperor Seamount Chain; Kamchatka Peninsula; Pacific; Kamchatka
• Online Access: http://repo.kscnet.ru/2940/; http://repo.kscnet.ru/2940/1/Nishizawa_2016%20Goldshmidt.pdf; http://goldschmidt.info/2016/uploads/abstracts/finalPDFs/2295.pdf

The northeast Kamchatka Peninsula is characterized by unique tectonic regimes: (i) the triple junction ~30 km off the east coast [1], (ii) subduction of the Emperor Seamount Chain [2], and (iii) possible asthenospheric flow between the mantle wedge and the sub-slab mantle via the edge of subducted P...