2019 Annual Meeting of Japan Association of Mineralogical Sciences (JAMS)
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Oral presentationS1: Earth materials science in igneous processes (Special Session)

S1: Earth materials science in igneous processes (Special Session)

Fri. Sep 20, 2019 10:00 AM - 12:00 PM JST
Fri. Sep 20, 2019 1:00 AM - 3:00 AM UTC
A-117 East zone 1
Chairperson:keiko Matsumo, Mayumi Mujin, Morihisa Hamada
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[座長]
松本 恵子：S1-01～S1-03
無盡 真弓：S1-04～S1-06
浜田 盛久：S1-07～S1-08
10:00 AM - 10:15 AM JST(1:00 AM - 1:15 AM UTC)

[S1-01]Reconstruction of lithosphere-asthenosphere boundary in arc settings by geobarometry of spinel peridotites from Ichinomegata, NE Japan<font color="#FF7F27">「発表賞エントリー」</font>

*Yuto Sato1, Kazuhito Ozawa1 (1. Univ. Tokyo Sci.)
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10:15 AM - 10:30 AM JST(1:15 AM - 1:30 AM UTC)

[S1-02]Native iron formation during mantle metasomatism recorded in a mantle xenolith from Aitutaki island, Cook islands

*Norikatsu Akizawa1, Kazuhito Ozawa2, Wallis Richard Simon2, Akihiro Tamura3, Tatsuhiko Kawamoto4, Atsushi Yasumoto5, Chihiro Ohshima1, Akira Ishikawa6, Tetsu Kogiso7 (1. AORI, The Univ. Tokyo, 2. Dept. Earth and Planetary Sci., The Univ. Tokyo, 3. Dept. Earth Sci., Kanazawa Univ., 4. Dept. Geoscience, Shizuoka Univ., 5. Hiruzen, 6. Earth and Planetary Sci., Tokyo Tech., 7. Grad. Sch. Hum. and Environ. Stud., Kyoto Univ.)
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10:30 AM - 10:45 AM JST(1:30 AM - 1:45 AM UTC)

[S1-03]Estimating timescales of chemical diffusion in melts utilizing a holocrystalline composite dike<font color="#FF7F27">「発表賞エントリー」</font>

*Ayu Yamazaki1, Tetsuo Kawakami1, Fumiko Higashino2 (1. Kyoto Uni. Sci., 2. Okayama Uni. Science)
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10:45 AM - 11:00 AM JST(1:45 AM - 2:00 AM UTC)

[S1-04]Analysis of volatiles in melt inclusions of the Myoko Sekiyama (43 ka) and Kannoki (41 ka) eruptions

*Morihisa Hamada1, Estelle F. Rose-Koga2, Kenneth T. Koga2, Takayuki Ushikubo1, Kenji Shimizu1, Hideo Harada3, Yoshiaki Yamaguchi3 (1. JAMSTEC, 2. Laboratoire Magmas et Volcans, 3. Shinshu University)
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11:00 AM - 11:15 AM JST(2:00 AM - 2:15 AM UTC)

[S1-05]Melt inclusions in a gabbro xenolith of the Izu-Oshima 1986 eruption

*Hidemi Ishibashi1, Oida Ryoya1, Atsushi Yasuda2, Natsumi Hokanishi2, Tatsuro Chiba3 (1. Shizuoka Univ., Sci, 2. Univ. Tokyo, ERI, 3. Asia Air Survey)
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11:15 AM - 11:30 AM JST(2:15 AM - 2:30 AM UTC)

[S1-06]The color of volcanic glass: A case study of ash from the 2018 eruption of Shinmoedake volcano, Japan

*Keiko Matsumoto1 (1. Geological Survey of Japan, AIST)
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11:30 AM - 11:45 AM JST(2:30 AM - 2:45 AM UTC)

[S1-07]Groundmass crystallization experiments of an andesitic pumiceunder low vapor pressure<font color="#FF7F27">「発表賞エントリー」</font>

*Hiroki Yasukawa1, Mayumi Mujin1, Michihiko Nakamura1, Shizuka Otsuki2 (1. Tohoku Uni. Sci., 2. Nittetu Technology)
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11:45 AM - 12:00 PM JST(2:45 AM - 3:00 AM UTC)

[S1-08]TEM observation of microtexture of the groundmass pyroxene crystals in the ejecta of the Shinmoedake 2011 eruption<font color="#FF7F27">「発表賞エントリー」</font>

*Shota Okumura1, Akira Miyake1 (1. Kyoto Uni. Sci)
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