Source Data for “Climatic Controls of Mercury Deposition in the Oceans over the Eocene, Pleistocene, and Holocene”

This dataset contains Supplementary Tables S1–S5 for the manuscript entitled “Climatic Controls of Mercury Deposition in the Oceans over the Eocene, Pleistocene, and Holocene”. Table S1. Summary of marine sediment cores used in this study, including expedition, site, hole, geographic coordinates, location, initial report reference, and the number of samples assigned to the Eocene, Pleistocene, and Holocene intervals. Table S2. Sample metadata for IODP/ODP/DSDP marine sediment samples analyzed in this study, including sample name, expedition, site, hole, core, section, sampling interval, core depth below seafloor, water depth, geographic coordinates, location, and geological period. Table S3. Total mercury concentration, organic matter content, THg/OM ratios, and Hg stable isotope compositions of marine sediment samples analyzed in this study. Table S4. Hg isotope endmember values used for source comparison in Fig. 4 and Fig. 6, including mean and standard deviation values for δ²⁰²Hg, Δ¹⁹⁹Hg, and Δ²⁰⁰Hg for major Hg reservoirs. Table S5. Literature Hg isotope data used for comparison in Fig. 7, including terrestrial reservoir and marine sediment records compiled from published studies.本数据集包含题为《始新世、更新世与全新世海洋汞沉积的气候控制因素》的学术论文的补充表S1至S5。 表S1. 本研究所用海洋沉积物岩芯汇总，涵盖航次、站位、钻孔、地理坐标、采样地点、初始报告参考文献，以及归属于始新世、更新世和全新世层位的样品数量。 表S2. 本研究分析的综合大洋钻探计划（IODP）/大洋钻探计划（ODP）/深海钻探计划（DSDP）海洋沉积物样品的元数据，包括样品名称、航次、站位、钻孔、岩芯、切片、采样间隔、海底以下岩芯深度、水深、地理坐标、采样地点及地质年代。 表S3. 本研究分析的海洋沉积物样品的总汞浓度、有机质含量、THg/OM比值及汞稳定同位素组成。 表S4. 用于图4和图6中来源对比的汞同位素端元值，涵盖主要汞储库的δ²⁰²Hg、Δ¹⁹⁹Hg和Δ²⁰⁰Hg的平均值与标准偏差。 表S5. 用于图7对比的已发表汞同位素数据，包括从已发表研究中汇编的陆地储库与海洋沉积物记录。