T10[Topic] Frontiers in oceanic plate and ophiolite studies

[T10-P-10] Petrological characteristics of Izu-Bonin forearc gabbroic rocks from KH07-02, KR08-07 and YK09-06 cruises

*Yumiko HARIGANE^1,2, Tomoaki MORISHITA³, Akihiro TAMURA³, Ken-ichiro TANI⁴, Osamu ISHIZUKA^2,5, Katsuyoshi MICHIBAYASHI^6,5 (1. Tokyo University of Marine Science and Technology, 2. Geological Survey of Japan, AIST, 3. Kanazawa University, 4. National Museum of Nature and Science, 5. JAMSTEC, 6. Nagoya University)

Keywords:

gabbroic rock,microstructure,mineral composition,Izu-Ogasarawa (Izu-Bonin) forearc,Island arc formation