Wed. May 29, 2019 3:30 PM - 5:00 PM Poster Hall (International Exhibition Hall8, Makuhari Messe)

[J] Poster
| S (Solid Earth Sciences )
| S-GC Geochemistry

[S-GC41] Solid Earth Geochemistry, Cosmochemistry

convener:Gen Shimoda(Geological Survey of Japan, AIST), Katsuhiko Suzuki(Research and Development Center for Submarine Resources, Japan Agency for Marine-Earth Science and Technology), Katsuyuki Yamashita(Graduate School of Natural Science and Technology, Okayama University), Akira Ishikawa(Department of Earth and Planetary Sciences, Tokyo Institute of Technology)

Wed. May 29, 2019 5:15 PM - 6:30 PM Poster Hall (International Exhibition Hall8, Makuhari Messe)

[J] Poster
| S (Solid Earth Sciences )
| S-GC Geochemistry

[S-GC41] Solid Earth Geochemistry, Cosmochemistry

convener:Gen Shimoda(Geological Survey of Japan, AIST), Katsuhiko Suzuki(Research and Development Center for Submarine Resources, Japan Agency for Marine-Earth Science and Technology), Katsuyuki Yamashita(Graduate School of Natural Science and Technology, Okayama University), Akira Ishikawa(Department of Earth and Planetary Sciences, Tokyo Institute of Technology)

Mon. May 27, 2019 9:00 AM - 10:30 AM A02 (TOKYO BAY MAKUHARI HALL)

[J] Oral
| P (Space and Planetary Sciences )
| P-PS Planetary Sciences

[P-PS07] Formation and evolution of planetary materials in the Solar System

9:15 AM - 9:30 AM

[PPS07-08] Hf-W dating of main-group pallasites

*Yoshitaka Homma¹, Tsuyoshi Iizuka¹, Akira Ishikawa² (1.Department of Earth and Planetary Science, The University of Tokyo, 2.Department of Earth and Planetary Sciences, Tokyo Institute of Technology)

Mon. May 27, 2019 3:30 PM - 5:00 PM Poster Hall (International Exhibition Hall8, Makuhari Messe)

[E] Poster
| S (Solid Earth Sciences )
| S-IT Science of the Earth's Interior & Techtonophysics

[S-IT21] Interaction and Coevolution of the Core and Mantle in the Earth and Planets

[SIT21-P17] Ancient, highly depleted mantle constrained by Re-Os isotope and highly-siderophile element compositions of French Polynesian xenoliths

*Norikatsu Akizawa¹, Akira Ishikawa², Katsuhiko Suzuki³, Tetsu Kogiso⁴ (1.Atmosphere and Ocean Research Institute, The University of Tokyo, 2.Department of Earth and Planetary Sciences, Tokyo Institute of Technology, 3.Research and Development Center for Submarine Resources, Japan Agency for Marine-Earth Science and Technology (JAMSTEC), 4.Graduate School of Human and Environmental Studies, Kyoto University)

Mon. May 27, 2019 5:15 PM - 6:30 PM Poster Hall (International Exhibition Hall8, Makuhari Messe)

[E] Poster
| S (Solid Earth Sciences )
| S-IT Science of the Earth's Interior & Techtonophysics

[S-IT21] Interaction and Coevolution of the Core and Mantle in the Earth and Planets

[SIT21-P17] Ancient, highly depleted mantle constrained by Re-Os isotope and highly-siderophile element compositions of French Polynesian xenoliths

*Norikatsu Akizawa¹, Akira Ishikawa², Katsuhiko Suzuki³, Tetsu Kogiso⁴ (1.Atmosphere and Ocean Research Institute, The University of Tokyo, 2.Department of Earth and Planetary Sciences, Tokyo Institute of Technology, 3.Research and Development Center for Submarine Resources, Japan Agency for Marine-Earth Science and Technology (JAMSTEC), 4.Graduate School of Human and Environmental Studies, Kyoto University)

Wed. May 29, 2019 10:45 AM - 12:15 PM Poster Hall (International Exhibition Hall8, Makuhari Messe)

[E] Poster
| S (Solid Earth Sciences )
| S-GC Geochemistry

[S-GC40] Volatile Cycles in the Deep Earth - from Subduction Zone to Hot Spot

[SGC40-P02] Mass-independent sulfur isotope signature from the 2.7 Ga Belingwe komatiite: Recycling of crustal material in Archean

*Yusuke Kubota¹, Yuichiro Ueno^1,2,3, Kenji Shimizu³, Fumihiro Matsuura², Akira Ishikawa^1,3 (1.Department of Earth and Planetary Sciences, Tokyo Institute of Technology, 2.Earth-Life Science Institute, Tokyo Institute of Technology, 3.Japan Agency for Marine-Earth Science and Technology (JAMSTEC))

Wed. May 29, 2019 5:15 PM - 6:30 PM Poster Hall (International Exhibition Hall8, Makuhari Messe)

[E] Poster
| S (Solid Earth Sciences )
| S-GC Geochemistry

[S-GC40] Volatile Cycles in the Deep Earth - from Subduction Zone to Hot Spot

[SGC40-P02] Mass-independent sulfur isotope signature from the 2.7 Ga Belingwe komatiite: Recycling of crustal material in Archean

*Yusuke Kubota¹, Yuichiro Ueno^1,2,3, Kenji Shimizu³, Fumihiro Matsuura², Akira Ishikawa^1,3 (1.Department of Earth and Planetary Sciences, Tokyo Institute of Technology, 2.Earth-Life Science Institute, Tokyo Institute of Technology, 3.Japan Agency for Marine-Earth Science and Technology (JAMSTEC))

Wed. May 29, 2019 3:30 PM - 5:00 PM Poster Hall (International Exhibition Hall8, Makuhari Messe)

[J] Poster
| S (Solid Earth Sciences )
| S-GC Geochemistry

[S-GC41] Solid Earth Geochemistry, Cosmochemistry

[SGC41-P04] Origin of mantle xenoliths from Kaula Island, Hawaii:Constrains from Os isotope and highly siderophile element compositions

*Ryo Fujita¹, Akira Ishikawa¹, Tetsuya Yokoyama¹, Michael O Garcia² (1.Tokyo Institute of Technology, 2.University of Hawaii)

[SGC41-P07] Evaluation of digestion methods for Molybdenum concentration analysis for geological materials

Yu Mutsushika¹, *Akira Ishikawa¹, Tetsuya Yokoyama¹ (1.Department of Earth and Planetary Sciences, Tokyo Institute of Technology)

Wed. May 29, 2019 5:15 PM - 6:30 PM Poster Hall (International Exhibition Hall8, Makuhari Messe)

[J] Poster
| S (Solid Earth Sciences )
| S-GC Geochemistry

[S-GC41] Solid Earth Geochemistry, Cosmochemistry

[SGC41-P04] Origin of mantle xenoliths from Kaula Island, Hawaii:Constrains from Os isotope and highly siderophile element compositions

*Ryo Fujita¹, Akira Ishikawa¹, Tetsuya Yokoyama¹, Michael O Garcia² (1.Tokyo Institute of Technology, 2.University of Hawaii)

[SGC41-P07] Evaluation of digestion methods for Molybdenum concentration analysis for geological materials

Yu Mutsushika¹, *Akira Ishikawa¹, Tetsuya Yokoyama¹ (1.Department of Earth and Planetary Sciences, Tokyo Institute of Technology)

Tue. May 28, 2019 10:45 AM - 12:15 PM 105 (1F)

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

[B-CG08] Phanerozoic biodiversity change: Extinction and diversification

11:30 AM - 11:50 AM

[BCG08-03] Enhanced flux of extraterrestrial ³He across the Permian–Triassic boundary

★Invited Papers

*Tetsuji Onoue¹, Naoto Takahata², Honami Sato⁴, Akira Ishikawa³, Katsuhito Soda¹, Yuji Sano², Yukio Isozaki² (1.Kumamoto Univ., 2.Univ. Tokyo, 3.Tokyo Inst. Tech., 4.Chiba Inst. Tech.)

Tue. May 28, 2019 1:45 PM - 3:15 PM 105 (1F)

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

[B-CG08] Phanerozoic biodiversity change: Extinction and diversification

2:15 PM - 2:30 PM

[BCG08-07] δ⁸⁸Sr and⁸⁷Sr/⁸⁶Srrecords of the Middle-Late Permian seawater: mass extinction-relevant change in ocean Sr budget

*Tomomi Kani¹, Yukio Isozaki², Keiji Misawa³, Akira Ishikawa⁴, Shigekazu Yoneda⁵ (1.Kumamoto University, 2.The University of Tokyo, 3.National Institute of Polar Research, 4.Tokyo Tech, School of Science, 5.National Museum of Nature and Science)

Akira Ishikawa

Convener, Chairperson

[S-GC41] Solid Earth Geochemistry, Cosmochemistry

[S-GC41] Solid Earth Geochemistry, Cosmochemistry

Speaker, Author, Co-Author

[P-PS07] Formation and evolution of planetary materials in the Solar System

[PPS07-08] Hf-W dating of main-group pallasites

[S-IT21] Interaction and Coevolution of the Core and Mantle in the Earth and Planets

[SIT21-P17] Ancient, highly depleted mantle constrained by Re-Os isotope and highly-siderophile element compositions of French Polynesian xenoliths

[S-IT21] Interaction and Coevolution of the Core and Mantle in the Earth and Planets

[SIT21-P17] Ancient, highly depleted mantle constrained by Re-Os isotope and highly-siderophile element compositions of French Polynesian xenoliths

[S-GC40] Volatile Cycles in the Deep Earth - from Subduction Zone to Hot Spot

[SGC40-P02] Mass-independent sulfur isotope signature from the 2.7 Ga Belingwe komatiite: Recycling of crustal material in Archean

[S-GC40] Volatile Cycles in the Deep Earth - from Subduction Zone to Hot Spot

[SGC40-P02] Mass-independent sulfur isotope signature from the 2.7 Ga Belingwe komatiite: Recycling of crustal material in Archean

[S-GC41] Solid Earth Geochemistry, Cosmochemistry

[SGC41-P04] Origin of mantle xenoliths from Kaula Island, Hawaii:Constrains from Os isotope and highly siderophile element compositions

[SGC41-P07] Evaluation of digestion methods for Molybdenum concentration analysis for geological materials

[S-GC41] Solid Earth Geochemistry, Cosmochemistry

[SGC41-P04] Origin of mantle xenoliths from Kaula Island, Hawaii:Constrains from Os isotope and highly siderophile element compositions

[SGC41-P07] Evaluation of digestion methods for Molybdenum concentration analysis for geological materials

[B-CG08] Phanerozoic biodiversity change: Extinction and diversification

[BCG08-03] Enhanced flux of extraterrestrial ³He across the Permian–Triassic boundary

★Invited Papers

[B-CG08] Phanerozoic biodiversity change: Extinction and diversification

[BCG08-07] δ⁸⁸Sr and⁸⁷Sr/⁸⁶Srrecords of the Middle-Late Permian seawater: mass extinction-relevant change in ocean Sr budget