2023 Annual Meeting of Japan Association of Mineralogical Sciences (JAMS)
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Session Details

Oral presentationR4: Mineral sciences of the Earth surface

R4: Mineral sciences of the Earth surface

Fri. Sep 15, 2023 9:00 AM - 11:30 AM JST
Fri. Sep 15, 2023 12:00 AM - 2:30 AM UTC
822 Sugimoto Campus
Chairperson:Satoshi Utsunomiya(Kyushu University), Tadashi Yokoyama(Hiroshima University), Jun Kawano(Hokkaido University)
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9:00 AM - 9:15 AM JST(12:00 AM - 12:15 AM UTC)

[R4-01]Borehole core analysis of Hiroshima Granite: Depth variation of permeability and porosity and implications for weathering rates

*Tadashi YOKOYAMA1, Atsuki Yoshida3, Masahiro Kaibori2, Ikuo Katayama1, Kazumasa Tanimoto1 (1. Hiroshima Univ. Adv. Sci. Eng., 2. Hiroshima Univ. Resilience Research Center, 3. Kyoto Univ.)
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9:15 AM - 9:30 AM JST(12:15 AM - 12:30 AM UTC)

[R4-02]Hematite-Goethite Problem on Mars: Transformation of Ferrihydrite to Crystalline Fe Oxides in Salt Solutions

*So Fukaya1, Keisuke Fukushi2, Yoshio Takahashi3 (1. Kanazawa Univ. Sci., 2. Kanazawa Univ., 3. The University of Tokyo)
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9:30 AM - 9:45 AM JST(12:30 AM - 12:45 AM UTC)

[R4-03]Band structure of Fe oxides in the Earth surface

*Sayako INOUE1, Naoki Tarutani2 (1. Ehime Univ. GRC, 2. Hiroshima Univ. Adv. Sci. Eng,)
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9:45 AM - 10:00 AM JST(12:45 AM - 1:00 AM UTC)

[R4-04]Measurement of Exchange Selectivity Coefficients of Interlayer Cations in Smectites and their Raman Spectroscopic Characterization

*Yohei NOJI1, Keisuke Fukushi2, yuichiro Cho3,2, HaHaruhisa Tabata3 (1. Kanazawa Univ. Sci., 2. Kanazawa Univ., 3. Tokyo Univ.)
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10:00 AM - 10:15 AM JST(1:00 AM - 1:15 AM UTC)

[2Lecture-301-09-5add]休憩

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10:15 AM - 10:30 AM JST(1:15 AM - 1:30 AM UTC)

[R4-05]Analysis of the formation process of calcium carbonate polymorphs in gels with the pH visualization technique

Matsumoto Shinji1, *Jun KAWANO1, Kousei Miki1, Takashi Toyofuku2, Yukiko Nagai2, Takaya Nagai1 (1. Hokkaido Univ. Sci., 2. JAMSTEC)
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10:30 AM - 10:45 AM JST(1:30 AM - 1:45 AM UTC)

[R4-06]Unique structures and chemical compositions found around the center of fish otoliths[Presentation award entry]

*Gen Takahashi1, Taiga Okumura1, Michio Suzuki 2, Toshihiro Kogure1 (1. Univ. Tokyo Sci., 2. Univ. Tokyo Agri.)
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10:45 AM - 11:00 AM JST(1:45 AM - 2:00 AM UTC)

[R4-07]The color change materials and cause of the coloring of the microbial mats on the surface of the calcareous sinter and the color change materials
~Mineral crystallization and oxidation in microbial mats~

*Miki Suzuki1, Miku Tatuiwa2, Terumi Ejima3, Haruki Yamazaki4, Hikari Minamisawa5, Masaomi Horita5, Maki Hamada6 (1. Shinshu Univ. Sci., 2. Shinshu Univ. Sci., 3. Shinshu Univ. Sci., GSJ, AIST, 4. Shinshu Univ. Sci., GSJ, AIST, 5. Shinshu Univ. Eng., 6. Kanazawa Univ.)
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11:00 AM - 11:15 AM JST(2:00 AM - 2:15 AM UTC)

[R4-08]U(VI) uptake during transformation of monohydrocalcite

*Yumi Morita1, Keisuke Fukushi2, Yoshio Takahashi3 (1. Kanazawa Univ. Sci, 2. Kanazawa Univ., 3. The University of Tokyo)
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11:15 AM - 11:30 AM JST(2:15 AM - 2:30 AM UTC)

[R4-09]Volatilization of B4C control rods in Fukushima Daiichi nuclear reactors during meltdown: B–Li isotopic signatures in cesium-rich microparticles

Kazuki Fueda1, Toshihiko Ohnuki7, Shinya Yamasaki2, Kenji Horie3, Mami Takehara3, Gareth Law6, Bernd Grambow5, Rodney C. Ewing4, *Satoshi UTSUNOMIYA1 (1. Kyushu University, 2. Tsukuba Univ., 3. NIPR, 4. Stanford Univ., 5. Univ. Nantes, 6. Univ. Helsinki, 7. TITECH)
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