Datasets for Marine Geology

Datasets related to: Geochemistry of vent fluids from the Daxi Vent Field, Carlsberg Ridge, Indian Ocean: Constraints on subseafloor processes beneath a non-transform offset. Table 1: Information on the fluid samples. Table 2: Measured and calculated end-member (EM) compositions of vent fluids collected at the chimney orifices of Buddha’s Hands and A1. Table 3:Molar element/Cl ratios for end-member fluids from Buddha’s Hands, A1, and bottom seawater. Table 4: REE concentrations (Conc.), corresponding end-member (EM) concentrations in picomol/l (pM), and chondrite-normalized (/Chon.) REE for vent fluids collected at the chimney orifices of Buddha’s Hands and A1, respectively. Table 5: Metal content of precipitates collected from the samplers at Buddha’s Hands and A1, respectively. Table 6: Endmember composition of vent fluids from Buddha’s Hands and A1, compared those from other vent fields in different geological setting.本数据集关联研究主题：印度洋卡尔斯伯格脊大西热液喷口区喷流流体地球化学——非转换偏移下海底深部过程的制约。 表1：流体样品基本信息。 表2：采自佛手（Buddha’s Hands）与A1烟囱口的喷流流体的实测与计算端元（end-member）组成。 表3：佛手喷口、A1喷口及底层海水的端元流体摩尔元素/氯比值。 表4：分别采自佛手喷口与A1烟囱口的喷流流体的稀土元素（REE）浓度、以皮摩尔每升（pM）为单位的对应端元浓度，以及球粒陨石标准化后的稀土元素比值。 表5：分别采自佛手喷口与A1采样器的沉淀物的金属含量。 表6：采自佛手喷口与A1的喷流流体端元组成，并与不同地质背景下其他热液喷口区的端元组成进行对比。