Metasomatized hazburgite xenoliths from Avacha volcano as fragments of mantle wedge of the Kamchatka arc: Implication for the metasomatic agent

• Main Authors: Arai Shoji, Ishimaru Satoko, Okrugin Victor M, 荒井 章司, 石丸 聡子
• Format: Article in Journal/Newspaper
• Language: English
• Published: Blackwell Publishing 2003
• Subjects: Harzburgite; Kamchatka arc; Mantle wedge; Metasomatism; Orthopyroxene; Silica enrichment; Slab-derived fluid; Avacha; Kamchatka
• Online Access: http://hdl.handle.net/2297/19547; https://kanazawa-u.repo.nii.ac.jp/?action=repository_uri&item_id=10751; https://kanazawa-u.repo.nii.ac.jp/?action=repository_action_common_download&item_id=10751&item_no=1&attribute_id=26&file_no=1

金沢大学理工研究域自然システム学系 Abundant peridotite xenoliths have been found in pyroclasitics of Avacha (Avachinsky) volcano, the south Kamchatka arc, Russia. They are mostly refractory harzburgite with or without clinopyroxene: the Fo of olivine and Cr/(Cr+Al) atomic ratio of spinel range from 91 to 92 and from...