[S-VC40] Volcanic eruption dynamics and mechanisms: controlling physical and chemical processes

[SVC40-P10] Magma storage conditions and ascent processes of Vulcanian eruptions at Sakurajima Volcano inferred from magnetite chemistry: the uniqueness of the 24 August 1995 eruption

*Naoki Araya¹, Michihiko Nakamura², Nobuo Geshi³, Tetsuo Kobayashi⁴, Daisuke Miki⁴, Masato Iguchi⁵ (1. Geological Survey of Japan, AIST, 2. Graduate School of Science, Tohoku University, 3. Faculty of Sciences, Kyushu University, 4. Disaster Prevention Research Institute, Kyoto University, 5. Sakurajima Volcanic Disaster Risk Reduction Research Center, Kagoshima City)

Keywords:Sakurajima, Vulcanian eruption, Magnetite