2021 Annual Meeting of Japan Association of Mineralogical Sciences (JAMS)
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Oral presentationR1: Characterization and description of minerals (Joint Session with The Gemmological Society of Japan)

R1: Characterization and description of minerals (Joint Session with The Gemmological Society of Japan)

Fri. Sep 17, 2021 2:00 PM - 4:45 PM JST
Fri. Sep 17, 2021 5:00 AM - 7:45 AM UTC
Zoom Session 2
Chairperson:Masanori Kurosawa, Koichi Momma, Yasuyuki Banno
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[Chairperson]
Masanori Kurosawa: R1-01 - R1-04
Koichi Momma: R1-05 - R1-07
Yasuyuki Banno: R1-08 - R1-11
2:00 PM - 2:15 PM JST(5:00 AM - 5:15 AM UTC)

[R1-01]Characteristics and problems of absorption correction in quantitative chemical analysis by ATEM

*Kiyoshi Fujino1, Naotaka Tomioka2, Hiroaki Ohfuji3 (1. Non, 2. JAMSTEC, 3. Tohoku Univ.)
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2:15 PM - 2:30 PM JST(5:15 AM - 5:30 AM UTC)

[R1-02]Compositional dependence of EFG tensor of Fe2+ in M1site of Ca-rich pyroxene

Daiki Fukuyama1, *Keiji Shinoda1, Yasuhiro Kobayashi2 (1. Osaka City Univ. Sci., 2. KURNS)
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2:30 PM - 2:45 PM JST(5:30 AM - 5:45 AM UTC)

[R1-03]Preliminary report on ICP-MS quantitative analysis of U, Th, and Pb in mantle-derived olivine and serpentine

*Takenori Kato1, Yukiko Kozaka3, Yoshihiro Asahara2, Yui Kouketsu2, Katsuyoshi Michibayashi2 (1. ISEE, Nagoya Univ., 2. Nagoya Univ., 3. ISEE, Nagoya Univ, Kochi Univ.)
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2:45 PM - 3:00 PM JST(5:45 AM - 6:00 AM UTC)

[R1-04]Differences of trace element in Japanese Akoya Cultured Pearl

*Kentaro Emori1, Hiroshi Kitawaki1, Masahiro Sato2, Junko Yazaki2 (1. Central Gem Laboratory, 2. Pearl Science Laboratory)
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3:00 PM - 3:15 PM JST(6:00 AM - 6:15 AM UTC)

[R1-05]Sulphur atom positions of katoite from Tadano, Fukushima Prefecture, Japan

*Yasuyuki Banno1, Koichi Momma2, Ritsuro Miyawaki2, Michiaki Bunno3 (1. AIST, 2. NMNS, 3. Univ. of Tokyo)
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3:15 PM - 3:30 PM JST(6:15 AM - 6:30 AM UTC)

[R1-06]Occurrence and genesis of Ca-rich nepheline and associated minerals in the Kajishiyama basanite, Tsuyama, Okayama Prefecture, SW Japan[Presentation award entry]

*Keiya Yoneoka1, Maki Hamada1, Syoji Arai1 (1. Kanazawa Uni. Nat.)
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3:30 PM - 3:45 PM JST(6:30 AM - 6:45 AM UTC)

[R1-07]Local structure of Ni and Ni minerals in listvenite in the Nishisonogi unit Nagasaki metamorphic rocks

*Kohei Unoki1, Tadao Nishiyama1, Ginga Kitahara1, Akira Yoshiasa1, Makoto Tokuda2, Kunio Yubuta3, Kazumasa Sugiyama2 (1. Kumamoto Uni. Sci., 2. Tohoku Uni., 3. Kyushu Uni.)
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3:45 PM - 4:00 PM JST(6:45 AM - 7:00 AM UTC)

休憩

4:00 PM - 4:15 PM JST(7:00 AM - 7:15 AM UTC)

[R1-08]Cylindrical amesite from Yakiyama, Iizuka, Fukuoka Prefecture, Japan

Yuki Isshiki2, Yuya Takeda2, *Seiichiro Uehara1, Satomi Enjyu3 (1. Kyushu Univ. Museum, 2. Kyushu Univ. Fac. Sci., 3. Ehime Univ.)
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4:15 PM - 4:30 PM JST(7:15 AM - 7:30 AM UTC)

[R1-09]Follow-up report on Chibaite from north Fossa Magna area, central Japan

*Koichi Momma1, Hiroshi Miyajima2, Norimasa Shimobayashi3, Takashi Ishibashi4, Nobuyuki Takayama5, Toshiro Nagase6, Ritsuro Miyawaki1, Satoshi Matsubara1, Akira Ijiri7, Yoshihiro Furukawa8 (1. NMNS, 2. Itoigawa City Council Member, 3. Kyoto Univ., 4. Masutomi Mus. Geo. Sci., 5. Friends of Fossa Magna Museum, 6. Tohoku Univ., Mus., 7. Kobe Univ., 8. Tohoku Univ.)
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4:30 PM - 4:45 PM JST(7:30 AM - 7:45 AM UTC)

[R1-10]Mn-dominant variety of tetrahedrite from Teine mine, Hokkaido

*Koichi Momma1, Masaaki Shimizu2, Yoko Kusaba1, Yoshiya Ohki3 (1. NMNS, 2. Hokuriku Polytechnic College, 3. Nippon Chigaku Kenkyu-kai)
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