[3oral501-11] T16 ［Topic Session］History of Earth）

11:00 AM - 11:15 AM JST(2:00 AM - 2:15 AM UTC)ECSentry

[T16-O-13] Osmium isotope stratigraphy of the Cretaceous-Paleogene boundary in the Shiranuka Hill, Hokkaido

*Hayu OTA¹, Junichiro KURODA¹, Reishi TAKASHIMA², Hiroyuki HOSHI³, Ken SAWADA⁴, Keiichi HAYASHI⁵, Hiroshi NISHI⁶, Akira ISHIKAWA⁷ (1. Atmosphere and Ocean Research Institute, the University of Tokyo, 2. The Center for Academic Resources and Archives, Tohoku University Museum, 3. Department of Earth Sciences, Aichi University of Education, 4. Department of Earth and Planetary Sciences, Hokkaido University, 5. Research Institute of Energy, Environmental and Geology, Hokkaido Research Organization, 6. Dinosaurs Research Institute, Fukui Prefectural University, 7. Department of Earth and Planetary Sciences, Tokyo institute of Technology)

Keywords:

the K-Pg boundary,Osmium isotope ratio,the Nemuro Group,the Shiranuka Hill

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