Fig. 4From: Temporal variations in volumetric magma eruption rates of Quaternary volcanoes in JapanTemporal variations of Zr/Th and 87Sr/86Sr in the products of Sakurajima Volcano. Modified from Uto et al. (2005). The mafic inclusion within dacite lava represents mantle-derived magma supplied into a felsic magma chamberBack to article page