[S-VC41] Crystal clear: petrological reconstructions of magmatic processes and histories

[SVC41-P03] Eruptive history and chemical evolution of the pre- and syn-caldera basalt-trachydacite association, Gaua volcano, Vanuatu Arc

*Yuki Yasuda¹, Fukashi Maeno¹, Osamu Ishizuka², Tatsuji Nishizawa³, Janvion Cevuard⁴, Ricardo William⁴, John Junior Niroa⁴, Mie Ichihara¹ (1. Earthquake Research Institute, The University of Tokyo, 2. Geological Survey of Japan, AIST, 3. Mount Fuji Volcanic Disaster Research Center, Mount Fuji Research Institute, 4. Vanuatu Meteorology and Geohazards Department)

Keywords:Gaua volcano, Vanuatu Arc, chemical evolution