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JoVE Journal Chemistry
Separation of Uranium and Thorium for 230Th-U Dating of Submarine Hydrothermal Sulfides
 

Separation of Uranium and Thorium for 230Th-U Dating of Submarine Hydrothermal Sulfides

Article DOI: 10.3791/59098-v • 08:43 min • May 20th, 2019
May 20th, 2019 •
1,2,3, 1,2, 4, 1,2, 5, 1,2
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

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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.

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Uranium Thorium 230Th-U Dating Submarine Hydrothermal Sulfides Purification Method Isotope Separation MC-ICPMS Sulfide Ore Deposits Seafloor Hydrothermal Activity Growth Rates Sample Processing Fume Hood Clean Air Circulation Cross-contamination Uranium 238 Thorium 232 Concentration Of Sample Ppb Sprayed Alcohol Ultra Pure Water Sub-boiled Hydrochloric Acid Nitric Acid
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