Insights into subduction-zone fluid-rock interactions and carbon recycling from magnesium isotopes of subducted ophiolitic mélanges in the Arabian-Nubian Shield

Table S1: Major element concentrations (in wt%) and Mg isotopic compositions (‰) for the ANS subducted ophiolitic mélanges. Table S2: Trace element concentrations (ppm) for the ANS subducted ophiolitic mélanges.附表S1：ANS俯冲蛇绿混杂岩的主量元素浓度（重量百分比，wt%）及镁同位素组成（千分比，‰）。 附表S2：ANS俯冲蛇绿混杂岩的微量元素浓度（百万分比，ppm）。