Session Details
T4[Topic] Metamorphic rocks and tectonics
Mon. Sep 14, 2026 1:30 PM - 3:00 PM JST
Mon. Sep 14, 2026 4:30 AM - 6:00 AM UTC
Mon. Sep 14, 2026 4:30 AM - 6:00 AM UTC
T4_poster(Academic Promenade)
[T4-P-1]Zircon U-Pb ages of gneisses from Vestohovde higasi-iwa, Lützow-Holm Complex, East Antarctica
*Sotaro Baba1, Nobuhiko Nakano2, Shin-ichi Kagashima3, Atsushi Kamei4, Tomokazu Hokada5 (1. University of the Ryukyus, 2. Kyushu University, 3. Yamagata University, 4. Shimane University, 5. NIPR)
[T4-P-2]Widespread analyses of detrital zircon and long-term metamorphic duration in eastern Dronning Maud Land, Antarctica
*Nobuhiko Nakano1, Sotaro Baba2, Shin-ichi Kagashima3, Tomokazu Hokada4 (1. Kyushu University, 2. University of Ryukyus, 3. Yamagata University, 4. NIPR)
[T4-P-3]Mechanical behavior of pegmatites during amphibolite-facies deformation in the Kasumi Rocks, Lützow-Holm Complex, East Antarctica
*Sreehari Lakshmanan1, Tatsuro Adachi2, Yuki Mori3, Tomokazu Hokada4 (1. Shimane University, 2. Kyushu University, 3. University of Hyogo, 4. NIPR)
[T4-P-4]Trace element compositions of monazite in Sil-Bt-Grt gneiss from Mefjell, Sør Rondane Mountains, East Antarctica
*Fumiko HIGASHINO1, Miku NAKANO1, Tetsuo KAWAKAMI1, Tatsuro ADACHI2, Masaoki UNO3 (1. Kyoto University, 2. Kyushu Univ., 3. Univ. Tokyo)
[T4-P-5]Multiple garnet-forming metamorphism in orthopyroxene-garnet-biotite gneiss from Austhamaren, Sør Rondane Mountains, East Antarctica
*Keisuke KOJIMA1, Tetsuo KAWAKAMI1, Fumiko HIGASHINO1 (1. Kyoto University)
[T4-P-6]Biotite-sillimanite-garnet gneiss from the Kataragama klippe, Sri Lanka: Implications for ultrahigh-temperature metamorphism
*Yuka INAMURA1, Fumiko HIGASHINO1, Tetsuo KAWAKAMI1, Yoshikuni HIROI2, Yoichi MOTOYOSHI2, Masahiro ISHIKAWA3, Satoko HONDA3, Tomoyuki KOBAYASHI4, Bernard PRAME5 (1. Kyoto Univ., 2. National Institute of Polar Research, 3. Yokohama National Univ., 4. Nagoya Gakuin Univ., 5. The Geological Survey of Sri Lanka)
[T4-P-7]COH-fluid activity and its tectonic background recorded in mylonitized pelitic granulites of the Hidaka metamorphic belt, Hokkaido
*Ippei KITANO1 (1. The Hokkaido University Museum, Hokkaido University)
[T4-P-8]Application of Raman Spectroscopy of Carbonaceous Material Thermometry to Graphite in Pelitic Granulites from the Hidaka Metamorphic Belt
*Tamako NAGANO1, Ippei KITANO2 (1. Graduate School of Science, Hokkaido University, 2. The Hokkaido University Museum, Hokkaido University)
[T4-P-9]Formation process of the Hidaka Metamorphic Belt inferred from lower crustal rocks in the upper reaches of the Motoura River, Urakawa, Hokkaido
*Nanami SUGAWARA1,2, Tsuyoshi TOYOSHIMA2, Madhusoodhan SATISH-KUMAR2, Hayato UEDA2, Rintaro FUKUTA2,5, Yasuhito OSANAI3, Krishnan SAJEEV4 (1. NARUSAWA CONSULTANT CO., LTD., 2. Niigata Univ., 3. Kyushu Univ., 4. Indian Institute of Science, 5. Japan Organization for Metals and Energy Security)
[T4-P-10]Metamorphic conditions and age of corundum-bearing hornfels from Ichinoseki, Iwate, Japan
*Yuki MORI1, Tatsuro ADACHI2, Daisuke NISHIO-HAMANE3, Tomoharu MIYAMOTO4 (1. Graduate School of Science, University of Hyogo, 2. Faculty of Social and Cultural Studies, Kyushu University, 3. The Institute for Solid State Physics, the University of Tokyo, 4. Faculty of Science, Kyushu University)
[T4-P-11]Emplacement depth of the Yagyu granite distributed in the Ryoke belt of the Kinki district based on the pseudosection modeling of the contact metamorphic rocks
*Hiroaki SAITO1, Tetsuo KAWAKAMI1, Fumiko HIGASHINO1 (1. Kyoto Univ.)
[T4-P-12]Formation of a metasomatic matrix and its effect on deformation in serpentinite mélanges
*Yasushi Mori1, Miki Shigeno1, Takayoshi Nagaya2, Kohtaro Ujiie3, Nobuo Gouchi4, Tadao Nishiyama5 (1. Kitakyushu Museum of Natural History and Human History, 2. Waseda University, 3. University of Tsukuba, 4. Shiretoko Museum, 5. Kumamoto University)
[T4-P-13]Concentration of brucite in forearc serpentinite: Example of the Nukabira ultramafic body in the Kamuikotan belt
Riyuna MABUCHI1, *Tomoyuki MIZUKAMI1, Akihiro TAMURA1, Tomoaki MORISHITA1, Atsushi OKAMOTO2 (1. Kanazawa University, 2. Tohoku University)
[T4-P-14]Geochemical characteristics of ultramafic complex in Ohshika Villege, Nagno Prefecture: Implications for its tectonic settings
*Masaaki Owada1, Yasuhito Osanai2, Momoko Tsutsumi3, Michio Aono4, Hiroshi Hoshina5, Nobuhiko Nakano2 (1. Yamaguchi Univ., 2. Kyusyu Univ., 3. Hokkaido Univ., 4. Geopraise, 5. Shimonita Nature School)
[T4-P-15]Metamorphic olivines and "black domain texture” from the Takadomari ultramafic mass, Kamuikotan tectonic belt, Hokkaido
*Takayuki KATOH1, Toshihiko IGARASHI2, Kiyoaki NIIDA3 (1. Earth Science Co., Ltd. Japan, 2. GAC Ltd., 3. GeoLab Mt. Apoi)
[T4-P-16]Genesis of Jadeitite in Hashidate Area (Itoigawa), central Japan : SiO2-Leaching from leucocratic igneous Rock
*Hinata NISHIZAWA1, Hana OKADA1, Hayato UEDA1, Kou Takenouchi2, Takahiko Ogawara2 (1. Graduate School of Science and Technology, Niigata University, 2. Fossa Magna Museum)
[T4-P-17]Origin of Amphibole rocks and its Causal relationship with Kosmochlor in the Yamanobo Area, Itoigawa City, Niigata, Japan.
*Hana OKADA1, Hinata NISIZAWA1, Hayato UEDA1, Ko TAKENOUTI2, Takahiko OGAWARA2 (1. Niigata Univ., 2. Fossa Magna Museum)
[T4-P-18]Noble gas and halogen constraints on fluid flow quantification along the slab-mantle interface: Example of the Shiraga serpentinite body, Sanbagawa metamorphic belt, SW Japan
*Koki AIDA1, Jie Ren2, Simon Wallis1, Hirochika Sumino3, Yui Kouketsu4, Takayoshi Nagaya5 (1. Department of Earth and Planetary Science, The University of Tokyo, 2. Department of Basic Science, Graduate School of Arts and Sciences, The University of Tokyo, 3. Research Center for Advanced Science and Technology, the University of Tokyo, 4. Department of Earth & Planetary Sciences, Graduate School of Environmental Studies, Nagoya University, 5. Department of Earth Sciences, Waseda University)
[T4-P-19]Aggregate Garnets in Quartz Veins from the Nagatoro Area, Sanbagawa Metamorphic Belt, Japan
*Masato KATO1, Mutsuko INUI1, Katsuyoshi MICHIBAYASHI2 (1. Kokushikan University, 2. Nagoya University)
[T4-P-20]Microstructures of albite porphyroblasts in greenschists of the Sanbagawa metamorphic belt, Kanto Mountains, Japan
*Tamaki KASHIMURA1, Mutsuko INUI1 (1. Kokushikan University)
[T4-P-21]Relationship between metamorphic temperature distribution and geological structure in the Sanbagawa Metamorphic Belt, Toba area, Central Japan
*Seira KATAGIRI1,2, Takayuki Uchino1 (1. AIST, Geological Survey of Japan, 2. Department of Earth and Planetary Sciences, GSES , Nagoya University)
[T4-P-22]Formation of Highly Crystalline Carbonaceous Matter by Dissolution–Precipitation Reaction at the Lithological Boundary of Low-Grade Pelitic and Mafic Schist
*Satoshi Matsuno1, Hironobu Harada2, Madhusoodhan Satish-Kumar3, Sasidharan Kiran3, Tsuyoshi Ishikawa4, Masaoki Uno5, Atsushi Okamoto6 (1. Atmosphere and Ocean Research Institute, The University of Tokyo, 2. Department of Earth Science, Graduate School of Science, Tohoku University, 3. aculty of Science Department of Science, Niigata University, 4. Kochi Institute for Core Sample Research, Japan Agency for Marine-Earth Science and Technology, 5. Department of Earth and Planetary Science, Graduate School of Science , The University of Tokyo, 6. Graduate School of Environmental Studies, Tohoku University)
[T4-P-23]In-situ zircon U–Pb dating: A case study of Seba metagabbro body, Besshi Area (Sanbagawa Belt)
*Keita TAKAHASHI1, Simon WALLIS1, Takafumi HIRATA1 (1. The University of Tokyo)