Assimilation of upper plate rocks at convergent margins contributes to the low δ18O isotopic signature of erupted magma

Table 1. Analytical major and trace elements and oxygen isotopic ratios of olivine from the Mariana subduction zone. Table 2. Analytical major and trace elements of different points in the same olivine from the Mariana subduction zone. Table 3. Major element geochemistry (EPMA) of spinels within olivine and corresponding host olivines. Table 4. The oxygen isotopic compositions of whole rocks from Mariana subduction zone. Table 5. The collected olivine data and cited references in Supplementary Fig. 4. Table 6. Analytical results of oxygen isotopes for standard sample of SanCarlos olivine.