[2poster54-85] T13. Regional geology and stratigraphy: Progress and Review

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[T13-P-19] Correlation of the Miocene to Quaternary caldera ejecta in the southern part of NE-Japan and the tephras of marine core based on chemical compositions of apatite.

*Kotomi TOGASHI¹, Reishi TAKASHIMA², Yuji ORIHASHI³, Yoshihiro ASAHARA⁴, Kouki NAGAHASHI⁵, Takumi KITAMI⁶, Azumi KUROYANAGI² (1. Department of Earth Science, Tohoku University, 2. The Center for Academic Resources and Archives Tohoku University Museum, 3. Graduate School of Science and Technology, Hirosaki University, 4. Department of Earth and Environmental Sciences, Graduate School of Environmental Studies, Nagoya University, 5. ITOCHU ENEX Co., Ltd., 6. Nippon Koei Co., Ltd.)

Keywords:

Neogene,caldera,apatite,trace element composition,Zircon U–Pb age