Slab-mantle interaction during subduction initiation: constraints from the Oman ophiolite

Tsuyoshi Ishikawa

Presentation information

[E] Oral

S (Solid Earth Sciences ) » S-CG Complex & General

[S-CG60] Hard-Rock Drilling Science: Continental and Deep-Sea Drilling, and Ophiolite

Wed. May 27, 2026 10:45 AM - 12:15 PM 301A (International Conference Hall, Makuhari Messe)

Chairperson:Harigane Yumiko(Geological Survey of Japan, National Institute of Advanced Industrial Science and Technology (AIST)), Hoshide Takashi(Faculty of International Resource Sciences, Akita University), Michibayashi Katsuyoshi(Department of Earth and Planetary Sciences, GSES , Nagoya University)

12:00 PM - 12:15 PM

[SCG60-12] Slab-mantle interaction during subduction initiation: constraints from the Oman ophiolite

*Tsuyoshi Ishikawa¹, Kazuya Nagaishi², Kyoko Kanayama^7,3, Keitaro Kitamura^7,4, Shigeyuki Wakaki^1,5, Yuki Kusano⁶, Susumu Umino⁷ (1. Kochi Institute for Core Sample Research, Japan Agency for Marine-Earth Science and Technology (JAMSTEC), 2. Marine Works Japan Ltd., 3. San'in Kaigan Geopark Museum of the Earth and Sea, 4. Asia Air Survey Co., Ltd., 5. National Museum of Japanese History, 6. Geological Survey of Japan, National Institute of Advanced Industrial Science and Technology (AIST), 7. College of Science and Engineering, Kanazawa University)

Keywords:subduction zones, Oman ophiolite, geochemistry, petrology, magmas, fluids