*上村 真優子1、長谷川 卓2、Lee Young Eun3、Han Seunghee4、Jeong Hakwon4(1.金沢大学大学院自然科学研究科自然システム学専攻、2.金沢大学地球社会基盤学系、3.Department of Geology, University of Vienna, Austria、4.School of Earth Sciences and Environmental Engineering, Gwangju Institute of Science and Technology (GIST), Gwangju, Republic of Korea)