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Abstract: Geochemical Study on Hydrothermal Alteration in Unzen-Jigoku Geothermal Area, Shimabara Peninsula, Kyushu Island, Southwest Japan (AGU25)

Geochemical Study on Hydrothermal Alteration in Unzen-Jigoku Geothermal Area, Shimabara Peninsula, Kyushu Island, Southwest Japan

Hikaru Sakamoto, University of Tsukuba, Doctoral Program in Geosciences, Degree Programs in Life and Earth Sciences, Graduate School of Science and Technology, Tsukuba, Japan, Tomoharu Miyamoto, Kyushu University, Faculty of Science, Fukuoka, Japan, Jun-ichiro Ishibashi, Kobe University, Ocean-Bottom Exploration Center, Kobe, Japan, Takeshi Matsushima, Kyushu University, Institute of Seismology and Volcanology, Shimabara, Japan and Kei Ikehata, University of Tsukuba, Institute of Life and Environmental Sciences, Tsukuba, Japan