Analytical results of the Shiogo Aphyric Andesite, Ibaraki Prefecture

Table S1. Analytical results for major- and trace-element contents and Sr‒Nd isotope compositions of Miocene forearc volcanic rocks examined in this study. 

Table S2. Compilation of major- and trace-element contents and Sr‒Nd‒Pb isotope compositions of Miocene fore-arc volcanic rocks from NE Japan. 

Table S3. Compilation of major- and trace-element compositions for Quaternary tholeiite of NE Japan. 

Table S4. Compilation of major-element compositions of icelandite. 

Table S5. Compilation of major- and trace-element contents and Sr‒Nd isotope compositions of Jurassic sediments from the Ashio Belt (South Yamizo), NE Japan. 

Table S6. Calculated trace-element contents given by crystal fractionation models. See Table 1 for fractionation modes and percentages of residual melt.