Thu. May 25, 2023 9:00 AM - 10:15 AM 202 (International Conference Hall, Makuhari Messe)

[J] Oral
| S (Solid Earth Sciences )
| S-CG Complex & General

[S-CG51] Hybrid Geochronology beyond Zircon Geochronology

convener:Sota Niki(Geochemical Research Center, School of Science, The University of Tokyo), Hideki Iwano(Kyoto Fission-Track Co., Ltd.), Chairperson:Sota Niki(Geochemical Research Center, School of Science, The University of Tokyo), Hideki Iwano(Kyoto Fission-Track Co., Ltd.)

Fri. May 26, 2023 10:45 AM - 12:15 PM Online Poster Zoom Room (18) (Online Poster)

[J] Online Poster
| S (Solid Earth Sciences )
| S-CG Complex & General

[S-CG51] Hybrid Geochronology beyond Zircon Geochronology

convener:Sota Niki(Geochemical Research Center, School of Science, The University of Tokyo), Hideki Iwano(Kyoto Fission-Track Co., Ltd.)

Fri. May 26, 2023 10:45 AM - 12:00 PM International Conference Room (IC) (International Conference Hall, Makuhari Messe)

[J] Oral
| S (Solid Earth Sciences )
| S-GL Geology

[S-GL22] Frontier research on chronostratigraphic unit boundaries

11:00 AM - 11:15 AM

[SGL22-07] Construction of a high-resolution and correlatable age model of the Miocene diatomaceous sediment in the Japan Sea

*Jumpei Yoshioka^1,2, Junichiro Kuroda², Kenji Matsuzaki², Sota Niki³, Takafumi Hirata³, Takeru Kochi^1,2, Nanako O. Ogawa⁴, Naohiko Ohkouchi⁴ (1.Department of Earth and Planetary Science, the University of Tokyo, 2.Atmosphere and Ocean Research Institute, the University of Tokyo, 3.Geochemical Research Center, the University of Tokyo, 4.Japan Agency for Marine-Earth Science and Technology)

Thu. May 25, 2023 9:00 AM - 10:15 AM 202 (International Conference Hall, Makuhari Messe)

[J] Oral
| S (Solid Earth Sciences )
| S-CG Complex & General

[S-CG51] Hybrid Geochronology beyond Zircon Geochronology

9:00 AM - 9:15 AM

[SCG51-01] Quaternary geochronology of monazite utilizing laser ablation-ICP-mass spectrometry

*Sota Niki¹, Shuhei Kosugi¹, Hideki Iwano^1,2, Tohru Danhara², Takafumi Hirata¹ (1.Geochemical Research Center, School of Science, The University of Tokyo, 2.KYOTO FISSION-TRACK Co.Ltd)

9:15 AM - 9:30 AM

[SCG51-02] Uranium - Lead Isotopic Geochronology on Quaternary Zircons using Multiple Collector-ICP-MS equipped with Faraday and Daly Ion Detectors

*Shuhei Kosugi¹, Sota Niki¹, Takafumi Hirata¹ (1.Geochemical Research Center, The University of Tokyo)

10:00 AM - 10:15 AM

[SCG51-05] Simultaneous P-T-t estimation using titanite from the Tonaru body of the Sanbagawa metamorphic belt, central Shikoku, revealed another locality of 200 Ma pre-Sanbagawa metamorphism

*Kenta Yoshida¹, Sota Niki², Hikaru Sawada¹, Ryosuke Oyanagi³, Takafumi Hirata² (1.Japan Agency for Marine-Earth Science and Technology, 2.Geochemical Research Center, The University of Tokyo, 3.Kokushikan University)

Fri. May 26, 2023 10:45 AM - 12:15 PM Online Poster Zoom Room (18) (Online Poster)

[J] Online Poster
| S (Solid Earth Sciences )
| S-CG Complex & General

[S-CG51] Hybrid Geochronology beyond Zircon Geochronology

10:45 AM - 12:15 PM

[SCG51-P04] Simultaneous determination of zircon U−Th disequilibrium and fission-track ages using LA−ICP−MS

*Hideki Iwano^1,2, Sota Niki², Tohru Danhara¹, Takafumi Hirata² (1.Kyoto Fission-Track Co., Ltd., 2.Geochemical Research Center The University of Tokyo)

Thu. May 25, 2023 3:30 PM - 5:00 PM Online Poster Zoom Room (5) (Online Poster)

[J] Online Poster
| S (Solid Earth Sciences )
| S-CG Complex & General

[S-CG54] Evolution and movement of the crustal surface and application of geo- and thermochronology

3:30 PM - 5:00 PM

[SCG54-P06] Etching of fission-track in Quaternary monazite samples

*Nakajima Toru¹, Shoma Fukuda¹, Sota Niki², Shigeru Sueoka¹, Tohru Danhara³, Tetsuo Kawakami⁴, Takahiro Tagami⁴ (1.Tono Geoscience Center, Japan Atomic Energy Agency, 2.Geochemical Research Centre, The University of Tokyo, 3.Kyoto Fission-Track Co., Ltd., 4.Division of Earth and Planetary Sciences, Graduate School of Science, Kyoto University)

Sun. May 21, 2023 9:00 AM - 10:15 AM International Conference Room (IC) (International Conference Hall, Makuhari Messe)

[J] Oral
| S (Solid Earth Sciences )
| S-CG Complex & General

[S-CG58] New Developments in fluid-rock Interactions: From Surface to Deep Subduction Zone

9:15 AM - 9:30 AM

[SCG58-02] Baddeleyite in the Higuchi serpentinite body, the Sanbagawa metamorphic belt suggests dissolution and precipitation of high field strength elements due to low-T hydrothermal alteration along the plate subduction

*Hikaru Sawada¹, Ryosuke Oyanagi², Sota Niki³, Mitsuhiro Nagata⁴, Takafumi Hirata³ (1.Japan Marine Science and Technology Center, 2.Kokushikan University, 3.The University of Tokyo, 4.Toyama University)

Thu. May 25, 2023 9:00 AM - 10:15 AM 301A (International Conference Hall, Makuhari Messe)

[J] Oral
| B (Biogeosciences )
| B-CG Complex & General

[B-CG07] Decoding the history of Earth: From Hadean to the present

9:30 AM - 9:45 AM

[BCG07-03] In-situ analyses of Carbonate-associated phosphates: Implications for secular changes in phosphate contents of seawater through Earth history.

*Ryosuke Nagao¹, Yuki ISHIHARA¹, Satoshi Yoshida², Sota Niki³, Yuta Ijichi³, Yusuke Sawaki², NATSUKO ADACHI⁶, Takeshi Ohno⁵, Yuichiro Ueno⁴, Takafumi Hirata³, Tsuyoshi Komiya^1,2 (1.Department of Earth and Planetary Science, Graduate School of Science, The University of Tokyo , 2.Graduate School of Arts and Sciences, The University of Tokyo, 3.Geochemical Research Center, The University of Tokyo, 4.Department of Earth and Planetary Sciences, Tokyo Institute of Technology, 5.Department of Chemistry, Faculty of Science, Gakushuin University, 6.Department of Geosciences, Osaka Metropolitan University)

Sota Niki

Convener, Chairperson

[S-CG51] Hybrid Geochronology beyond Zircon Geochronology

[S-CG51] Hybrid Geochronology beyond Zircon Geochronology

Speaker, Author, Co-Author

[S-GL22] Frontier research on chronostratigraphic unit boundaries

[SGL22-07] Construction of a high-resolution and correlatable age model of the Miocene diatomaceous sediment in the Japan Sea

[S-CG51] Hybrid Geochronology beyond Zircon Geochronology

[SCG51-01] Quaternary geochronology of monazite utilizing laser ablation-ICP-mass spectrometry

[SCG51-02] Uranium - Lead Isotopic Geochronology on Quaternary Zircons using Multiple Collector-ICP-MS equipped with Faraday and Daly Ion Detectors

[SCG51-05] Simultaneous P-T-t estimation using titanite from the Tonaru body of the Sanbagawa metamorphic belt, central Shikoku, revealed another locality of 200 Ma pre-Sanbagawa metamorphism

[S-CG51] Hybrid Geochronology beyond Zircon Geochronology

[SCG51-P04] Simultaneous determination of zircon U−Th disequilibrium and fission-track ages using LA−ICP−MS

[S-CG54] Evolution and movement of the crustal surface and application of geo- and thermochronology

[SCG54-P06] Etching of fission-track in Quaternary monazite samples

[S-CG58] New Developments in fluid-rock Interactions: From Surface to Deep Subduction Zone

[SCG58-02] Baddeleyite in the Higuchi serpentinite body, the Sanbagawa metamorphic belt suggests dissolution and precipitation of high field strength elements due to low-T hydrothermal alteration along the plate subduction

[B-CG07] Decoding the history of Earth: From Hadean to the present

[BCG07-03] In-situ analyses of Carbonate-associated phosphates: Implications for secular changes in phosphate contents of seawater through Earth history.