流域风化过程稳定锶同位素的分馏与示踪

赖正, 苏妮, 吴舟扬, 连尔刚, 杨承帆, 李芳亮, 杨守业

Stable Strontium Isotopic Fractionation During Chemical Weathering in Drainage Basins: Mechanisms and Applications

Zheng Lai, Ni Su, Zhouyang Wu, Ergang Lian, Chengfan Yang, Fangliang Li, Shouye Yang

图3 不同流域各类型样品中 δ88/86Sr和 Sr浓度变化范围 淡黄色条带为硅酸盐地球的 δ88/86Sr平均组成（0.27‰~0.30‰），据参考文献[ 15, 16, 18]修改；数据来源：木兰溪数据来自参考文献[ 78]，西江数据来自参考文献[ 43]，Hou-Ku河数据来自参考文献[ 44]，Cleddau河数据来自参考文献[ 50]，Lemon Creek冰川流域数据来自参考文献[ 46]，Akuliarusiarsuup Kuua河数据来自参考文献[ 49]

Fig.3 Variation of δ88/86Sr values and Sr contents in various types of samples The light yellow band represents the δ88/86Sr values of the Bulk Silicate Earth average (0.27‰~0.30‰), modified after references[15,16,18]. Data source: Mulan River data from reference[ 78], Xijiang River data from reference[ 43], Hou-Ku River data from reference[ 44], Cleddau River data from reference[ 50], Lemon Creek glacier data from reference[ 46], Akuliarusiarsuup Kuua River data from reference[ 49]