2023 Annual Meeting of Japan Association of Mineralogical Sciences (JAMS)
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Oral presentationR2: Crystal structure, crystal chemistry, physical properties of minerals, crystal growth and applied mineralogy

R2: Crystal structure, crystal chemistry, physical properties of minerals, crystal growth and applied mineralogy

Fri. Sep 15, 2023 9:00 AM - 12:00 PM JST
Fri. Sep 15, 2023 12:00 AM - 3:00 AM UTC
820 Sugimoto Campus
Chairperson:Kazuki 小松 Komatsu, Ryo Yamane(Tohoku Univ.), Mariko Nagashima
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9:00 AM - 9:15 AM JST(12:00 AM - 12:15 AM UTC)

[R2-01]Prediction of low-temperature and high-pressure phase transition in keatite (SiO2)

*Masami KANZAKI1 (1. Okayama Univ.)
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9:15 AM - 9:30 AM JST(12:15 AM - 12:30 AM UTC)

[R2-02]Deformation mechanism of layered silicate minerals by repplocations

*Hiroshi SAKUMA1, Shigeru Suehara1, Kenji Tamura1 (1. National Institute for Materials Science)
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9:30 AM - 9:45 AM JST(12:30 AM - 12:45 AM UTC)

[R2-03]Revisiting the mechamism of mixed alkali effect in silicate glass/liquid

*Fumiya NORITAKE1, Soichiro Naito1 (1. University of Yamanashi)
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9:45 AM - 10:00 AM JST(12:45 AM - 1:00 AM UTC)

[R2-04]Structural variability and stability of FBUs in borate minerals

Nishiyasu Wataru1, *Atsushi KYONO1 (1. University of Tsukuba)
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10:00 AM - 10:15 AM JST(1:00 AM - 1:15 AM UTC)

[R2-05]Determination of the crystal structure of Earth’s constituent materials using in-house single-crystal X-ray diffraction measurements[Presentation award entry]

*Shuhou MAITANI1, Ryosuke Sinmyo1, Takayuki Ishii2, Kenji Yoza3 (1. Meiji University, 2. Institute for Planetary Materials, Okayama University, 3. Bruker Japan)
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10:15 AM - 10:30 AM JST(1:15 AM - 1:30 AM UTC)

[2Lecture-101-11-6add]休憩

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10:30 AM - 10:45 AM JST(1:30 AM - 1:45 AM UTC)

[R2-06]Calorimetric study of cation disordering in MgAl2O4 spinel

*Hiroshi KOJITANI1, Ryuji MATSUKI1, Itaru OHIRA1 (1. Gakushuin Univ. Sci.)
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10:45 AM - 11:00 AM JST(1:45 AM - 2:00 AM UTC)

[R2-07]NMR study on Al local structures in Al-bearing CaTiO3 perovsskite

*Takaya NAGAI1, Xianyu XUE2 (1. Hokkaido Univ. Sci., 2. Okayama Univ. IPM)
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11:00 AM - 11:15 AM JST(2:00 AM - 2:15 AM UTC)

[R2-08]Crystal structure of vaterite proposed by ABF/ADF-STEM

*Taiga OKUMURA1, Gen TAKAHASHI1, Toshihiro KOGURE1 (1. UTokyo Sci.)
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11:15 AM - 11:30 AM JST(2:15 AM - 2:30 AM UTC)

[R2-09]Effect of solution pH at synthesis on the crystallization behavior of amorphous calcium carbonate

*Chiho Morita1, Kensuke Muraoka1, Hiroki Kobayashi1, Hiroyuki Kagi1 (1. Tokyo Univ. Sci.)
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11:30 AM - 11:45 AM JST(2:30 AM - 2:45 AM UTC)

[R2-10]Ordered Distribution of Ag and Cu in cosalite studied by Anomalous X-ray Scattering

*Ryo YAMANE1, Takashi Mikouchi2, Kunihisa Sugimoto3, Toru Ozawa4, Kazumasa Sugiyama1 (1. Tohoku Univ. IMR, 2. Univ. of Tokyo UMUT, 3. KINDAI Univ., 4. Univ. of Tokyo Sci.)
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11:45 AM - 12:00 PM JST(2:45 AM - 3:00 AM UTC)

[R2-11]Syntheses and single crystal structure analyses of Ir2S3 kashinite and Rh2S3 bowieite

*Akira YOSHIASA1, Makoto Tokuda1, Ginga Kitahara1, Satoko Ishimaru1, Akihiko Nakatsuka2, Kazumasa Sugiyama3 (1. Kumamoto University, 2. Yamaguchi University, 3. Tohoku University)
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