Determination of initial leads of four terrestrial terrains, applying the Tulip methodology

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• 作者：Fouad Tera ^{tera@dtm.ciw.edu}
• 刊名：Chemical Geology
• 出版年：2017
• 出版时间：5 February 2017
• 年：2017
• 卷：450
• 期：Complete
• 页码：18-30
• 全文大小：2759 K
• 卷排序：450

文摘

Initial leads of four terrestrial terrains were determined. First-stage U-Pb fractionation occurred at most 67 Ma after the Earth's accretion. Archaean terrains are disturbed, but that does not preclude determination of initial Pb. U loss is dominent in disturbances experienced by SOI terrain.