Stratigraphy renewal, magma chamber stratification, and conduit process of the 1815 Tambora caldera forming eruption

Indranova Suhendro1, Atsushi Toramaru1, Tomoharu Miyamoto Sr.2, Yasuo Miyabuchi Sr.3 and Takahiro Yamamoto Sr.4, (1)Kyushu University, Fukuoka, Japan, (2)Kyushu University, Earth and Planetary Sciences, Fukuoka, Japan, (3)Kumamoto University, Advanced science and technology, Kumamoto, Japan, (4)Geological Survey of Japan, Research Institute of Earthquake and Volcano Geology, Tsukuba, Japan