2026 Annual Meeting of Japan Association of Mineralogical Sciences (JAMS)
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Session Details

Oral presentationS2: Water Rock Interaction (Special Session)

S2: Water Rock Interaction (Special Session)

Fri. Sep 25, 2026 2:15 PM - 6:00 PM JST
Fri. Sep 25, 2026 5:15 AM - 9:00 AM UTC
Room C (287)
Chairperson:Noriyoshi Tsuchiya, Masaoki Uno
2:15 PM - 2:30 PM JST(5:15 AM - 5:30 AM UTC)

[S2-01]Nanoscale characteriztion of biotite alteration in Toyama breccia pipe, Yamanashi

*Sayako INOUE1, Tristan Loyre2, Dimitri Prêt2 (1. Ehime Univ. GRC, 2. Univ. Poitiers IC2MP)
2:30 PM - 2:45 PM JST(5:30 AM - 5:45 AM UTC)Student Presentation Award Entry

[S2-02]Nanoscale mineralogy of Devonian layered ironstone in the Ultra-Tamba Belt: Significance of unusual mineral assemblages formed during diagenesis

*Nana Suzuki1, Tatsuki Tsujimori1, Ryo Fukushima2, Sayako Inoue3, Tatsuhiko Kawamoto4, Yoshiaki Sugamori5, Shizuo Takemura6 (1. Tohoku Univ. Sci., 2. JAMSTEC Kochi, 3. Ehime Univ. GRC, 4. Shizuoka Univ. Sci., 5. Tottori Univ. Sci., 6. Hyogo Univ. Teacher Edu. Sci.)
2:45 PM - 3:00 PM JST(5:45 AM - 6:00 AM UTC)Student Presentation Award Entry

[S2-03]Formation Process of Quartz CL Zoning Structures under Fluid Pressure Oscillation

*Hataka Nishimura1, Atsushi Okamoto1, Kenta Yoshida2 (1. Tohoku Univ. Env, 2. JAMSTEC)
3:00 PM - 3:25 PM JST(6:00 AM - 6:25 AM UTC)Invited Lecture

[S2-04]Synthesis of Piezoelectric Nanoporous Materials Using Opal Structures and Their Properties

*Takamichi Matsuno1 (1. Waseda Univ., WIAS)
3:25 PM - 3:40 PM JST(6:25 AM - 6:40 AM UTC)Student Presentation Award Entry

[S2-05]Permeability Tensor in the Horoman Peridotite Complex from Open Fracture Mapping and its Depth Dependence

*Yuichiro Naruse1, Yuya Akamatsu2, Tomohiro Ito3, Shuto Nakagawa1, Ikuo Katayama3 (1. Hiroshima Univ. Earth Sci., 2. JAMSTEC, 3. Kyoto Univ. Geo.)
3:40 PM - 3:55 PM JST(6:40 AM - 6:55 AM UTC)Student Presentation Award Entry

[S2-06]Influence of the degree of serpentinization on hydrogen production from ultramafic rocks.

*Nomin Tumurkhuu1, Otgonbayar Dandar1, Jiajie Wang1, Kazuki Yoshida2, Noriaki Watanabe1, Masao Kimura2,3, Atsushi Okamoto1 (1. Tohoku University, 2. High Energy Accelerator Research Organization (KEK), 3. The Graduate University for Advanced Studies)
3:55 PM - 4:10 PM JST(6:55 AM - 7:10 AM UTC)

[S2-07]Improved dissolution of serpentinized peridotite facilitated by a biodegradable chelating agent

*Otgonbayar DANDAR1, Kaito Fujimoto1, Jiajie Wang1, Luis Salalá1, Noriaki Watanabe1, Atsushi Okamoto1 (1. Tohoku University)
4:10 PM - 4:25 PM JST(7:10 AM - 7:25 AM UTC)Student Presentation Award Entry

[S2-08]Investigation of Thermoelectric Conversion Mechanisms Mediated by Sulfide Mineral Network Structures in Seafloor Hydrothermal Vents

*Kentaro Toda1, Atsushi Okamoto1, OTGONBAYAR DANDAR1, Yoshinori Sato1, Ryosuke Oyanagi1, Tomonori Ihara2, Tatsuo Nozaki3,4 (1. Tohoku Univ., 2. TUMSAT, 3. Waseda Univ., 4. Tokyo Univ.)
4:25 PM - 4:35 PM JST(7:25 AM - 7:35 AM UTC)

[q08yn46--9add]休憩

4:35 PM - 4:50 PM JST(7:35 AM - 7:50 AM UTC)

[S2-09]Carbonation of forearc mantle: Insights from rock physics modelling and Bayesian inversion

*Ryosuke OYANAGI1, Yuya Akamatsu2, Takayoshi Nagaya3, Tatsu Kuwatani2 (1. Tohoku Univ., 2. JAMSTEC, 3. Waseda Univ.)
4:50 PM - 5:05 PM JST(7:50 AM - 8:05 AM UTC)

[S2-10]Feature Extraction of Evolving Hierarchical Fracture Patterns during Serpentinization

*Atsushi OKAMOTO1, Kenjiro Okazaki1, Kazuki Yoshida2 (1. Tohoku University, 2. High Energy Accelerator Research Organization)
5:05 PM - 5:20 PM JST(8:05 AM - 8:20 AM UTC)

[S2-11]Seismic Faulting under Greenschist-Facies Conditions and Subsequent Aseismic Slip

*Jun-ichi ANDO1, Ibuki Tuda1, Swarnaa ANNADURAI MUNUSAMY1, Naotaka Tomioka2, Kaushik Das1, Seiichirou Uehara3 (1. Hiroshima University, 2. JAMSTEC, 3. Kyushu University)
5:20 PM - 5:35 PM JST(8:20 AM - 8:35 AM UTC)

[S2-12]Distribution and sealing behavior of mineral veins in fast and slow seismogenic zones

*Masaoki UNO1, Taito Amari2, Satoshi Matsuno3, Atsushi Okamoto2 (1. Univ. Tokyo, EPS, 2. Tohoku Univ., GSES, 3. Univ. Tokyo, AORI)
5:35 PM - 6:00 PM JST(8:35 AM - 9:00 AM UTC)Invited Lecture

[S2-13]An interesting earthquake swarm in northern Yamaguchi Prefecture

*Junichi Nakajima1 (1. EPS Department, Science Tokyo)
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