JpGU-AGU Joint Meeting 2026

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[E] Oral

H (Human Geosciences ) » H-RE Resource and Engineering Geology

[H-RE12] Seafloor mineral resources and their natural analogues on land

Thu. May 28, 2026 1:45 PM - 3:15 PM Exhibition Hall Special Setting (3) (Exhibition Hall 7&8, Makuhari Messe)

Chairperson:Nozaki Tatsuo(Faculty of Science and Engineering, Waseda University), Gartman Amy(U.S. Geological Survey), Mizell Kira(U.S. Geological Survey)

2:15 PM - 2:30 PM

[HRE12-02] Relationship Between Growth Rates and Critical-Metal Contents of Ferromanganese Crusts in the Western North Pacific Based on 10Be/9Be Dating

*Mikasa Ishigaki1, Keishiro Azami2, Takeyasu Yamagata3, Kazutaka Yasukawa1, Kentaro Nakamura1,2, Hiroyuki Matsuzaki3,4, Yasuhiro Kato1,2 (1. Department of Systems Innovation, School of Engineering, The University of Tokyo, 2. Ocean Resources Research Center for Next Generation, Chiba Institute of Technology, 3. Micro Analysis Laboratory, Tandem Accelerator (MALT), The University Museum, The University of Tokyo, 4. Nuclear Engineering and Management, School of Engineering, The University of Tokyo)

Keywords:Fe-Mn crust, western North Pacific Ocean, 10Be Dating