2025 Annual Meeting of Japan Association of Mineralogical Sciences (JAMS)
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Oral presentationR8: Metamorphic rocks and tectonics

R8: Metamorphic rocks and tectonics

Wed. Sep 10, 2025 2:00 PM - 3:15 PM JST
Wed. Sep 10, 2025 5:00 AM - 6:15 AM UTC
Oral Presentation A (Room No. 2)
Chairperson:Fumiko Higashino(Kyoto Univ.)
2:00 PM - 2:15 PM JST(5:00 AM - 5:15 AM UTC)Student Presentation Award Entry

[R8-09]Assessment of Natural Radionuclide Concentrations and Radiogenic Heat Production in Granulite-Facies Rocks of the Rundvågshetta, East Antarctica, Using Gamma-Ray Spectrometry

*DEVIKA S PANICKER1, Jun Goto2, Tomokazu Hokada3, Toshiro Takahashi4, Satish Kumar Madhusoodhan4 (1. GSST, Niigata Univ., 2. IRA, Niigata Univ., 3. NIPR, Japan, 4. Dept. of Geology, FoS, Niigata Univ.)
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2:15 PM - 2:30 PM JST(5:15 AM - 5:30 AM UTC)Student Presentation Award Entry

[R8-10]Fluid conditions during metamorphism inferred from calc-silicate granulite at Rundvågshetta, Lützow-Holm Complex, East Antarctica

*Koyomi Abe1, James A. D. Connolly2, Tomokazu Hokada3, Krishnan Sajeev4, Madhusoodhan Satish-Kumar1 (1. Niigata University, 2. ETH Zurich, 3. National Institute of Polar Research, 4. Indian Institute of Science)
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2:30 PM - 2:45 PM JST(5:30 AM - 5:45 AM UTC)

[R8-11]Metamorphic age in felsic gneisses from western Lützow-Holm Complex, East Antarctica

*Nobuhiko NAKANO1, Sotaro Baba2, Shin-ichi Kagashima3, Fransiska Ayuni Catur Wahyuandari1 (1. Kyushu University, 2. University of Ryukyus, 3. Yamagata University)
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2:45 PM - 3:00 PM JST(5:45 AM - 6:00 AM UTC)

[R8-12]SHRIMP U-Pb zircon age of the gneisses from Chijire Rocks and Cape Ryûgû, eastern part of the Prince Olav Coast, East Antarctica

*Sotaro BABA1, Kenji HORIE2, Mami TAKEHARA2, Nobuhiko NAKANO3, Shin-ich KAGASHIMA4, Tomokazu HOKADA2, Atsushi KAMEI5, Takashi KANO6 (1. University of the Ryukyus, 2. NIPR, 3. Kyushu University, 4. Yamagata University, 5. Simane University, 6. Yamaguchi University)
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3:00 PM - 3:15 PM JST(6:00 AM - 6:15 AM UTC)

[R8-13]Preliminary petrological constraints on the tectonic evolution of the southeastern Kivu region (eastern DR Congo, Central Africa)

*Richard Ishara Rumanya1, Madhusoodhan Satish-Kumar2 (1. Graduate School of Science and Technology, Niigata University, 2. Department of Geology, Faculty of Science, Niigata University)
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