State Oceanic Administration 1 article published in JoVE Chemistry Separation of Uranium and Thorium for 230Th-U Dating of Submarine Hydrothermal Sulfides Lisheng Wang1,2,3, Xuefeng Wang1,2, Jun Ye4, Zhibang Ma1,2, Weifang Yang5, Jule Xiao1,2 1Key Laboratory of Cenozoic Geology and Environment, Institute of Geology and Geophysics, Chinese Academy of Sciences, 2Institutions of Earth Science, Chinese Academy of Sciences, 3University of Chinese Academy of Sciences, 4First Institute of Oceanography, State Oceanic Administration, 5Key Laboratory of Submarine Geosciences, Second Institute of Oceanography, State Oceanic Administration The protocol describes a method to purify and separate the U and Th nuclide in submarine hydrothermal sulfide sample with Fe co-precipitation and extraction chromatography for 230Th-U disequilibrium dating.
