CH4 Inclusions in High-pressure Metapelite: Revealing the Link Between Fluid Behavior and Redox Mechanisms for Subducting Sedimentary Carbon

Supplementary Tables for CH4 Inclusions in High-pressure Metapelite: Revealing the Link Between Fluid Behavior and Redox MechanismsTable S1. Raman spectra of fluid inclusions and graphite in Figure 3 and Figure S2.Table S2. Major elements compositions of minerals in the pelitic schist.Table S3. LA-ICP-MS analyses for garnet in the CH4-bearing pelitic schist (ZS910-1).Table S4. Trace elmental compositions of the CH4-bearing pelitic schist (ZS910-1) and the calcareous peliticschist (T05) from Zermatt-Saas ophioliteTable S5. The composition of COH fluids at a fixed fO2 for the studied pelitic schists.Table S6. Variations in X (speciation in COH fluid) with log fO2 at 550 °C and 2.85 GPa in the CH4-bearing pelitic schist.

高压变泥质岩中甲烷（CH4）包裹体补充数据表：揭示流体行为与氧化还原机制之间的关联
表S1：图3及补充图S2中流体包裹体与石墨的拉曼（Raman）光谱
表S2：泥质片岩中矿物的主量元素组成
表S3：含甲烷（CH4）泥质片岩（ZS910-1）中石榴子石的激光剥蚀电感耦合等离子体质谱（LA-ICP-MS）分析数据
表S4：泽马特-萨斯蛇绿岩（Zermatt-Saas ophiolite）中含甲烷（CH4）泥质片岩（ZS910-1）与钙质泥质片岩（T05）的微量元素组成
表S5：研究区泥质片岩在固定氧逸度（fO2）下的碳-氧-氢（COH）流体组成
表S6：含甲烷（CH4）泥质片岩在550 ℃、2.85 GPa条件下，碳-氧-氢（COH）流体中的物种占比X随log氧逸度（log fO2）的变化规律