Fig. 19From: Temporal variations in volumetric magma eruption rates of Quaternary volcanoes in JapanK2O vs. SiO2 and 87Sr/86Sr vs. SiO2 diagrams for the products of Adatara Volcano. Note that the mafic magma is more enriched in Sr isotope than the felsic one. Data are from this study (Additional file 4: Appendix 4)Back to article page