Pogor’uy formation of the proterozoic, Yenisey Ridge: age and provenance according to U–Pb-isotopic detrital zircon dating
- Authors: Priyatkina N.S.1,2, Kuznetsov N.B.3, Rud`ko S.V.4, Shatsillo A.V.5, Khudoley A.K.1, Romanyuk T.V.5, Maslov A.V.6
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Affiliations:
- Institute of Earth Sciences of St. Petersburg State University
- University of Newcastle
- Gubkin Russian State University of Oil and Gas (National Research University)
- Geological Institute RAS
- Institute of the Earth Physics of the Russian Academy of Sciences
- Institute of Geology and Geochemistry, Ural Branch of the Russian Academy of Sciences
- Issue: Vol 484, No 2 (2019)
- Pages: 195-199
- Section: Geology
- URL: https://journals.eco-vector.com/0869-5652/article/view/11728
- DOI: https://doi.org/10.31857/S0869-56524842195-199
- ID: 11728
Cite item
Abstract
The results of U–Pb-isotopic dating of detrital zircons from sandstones of the Proterozoic Pogor`uy Fm. from the northern and southern parts of the Eastern-Angara block of the Yenisei Ridge are presented. The sandstones of the northern part of the Eastern-Angara block are dominated by the Archean and Paleoproterozoic populations of detrital zircons, while in the samples from the southern part of the Eastern-Angara block up to 25% of the Mesoproterozoic age grains have been fixed. The dates of detrital zircons allow us to constrain the maximum sedimentary age of the Pogor`uy Fm. and the entire interval of its formation as 1.2–0.9 Ga. The paleogeographic features of the formation of the Pogor`uy Fm. in the context of existing views on a location of Siberia within the Rodinia supercontinent are considered.
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About the authors
N. S. Priyatkina
Institute of Earth Sciences of St. Petersburg State University; University of Newcastle
Author for correspondence.
Email: nadezda.priyatkina@gmail.ru
Russian Federation, St. Petersburg; Australia
N. B. Kuznetsov
Gubkin Russian State University of Oil and Gas (National Research University)
Email: nadezda.priyatkina@gmail.ru
Russian Federation, Moscow
S. V. Rud`ko
Geological Institute RAS
Email: nadezda.priyatkina@gmail.ru
Russian Federation, Moscow
A. V. Shatsillo
Institute of the Earth Physics of the Russian Academy of Sciences
Email: nadezda.priyatkina@gmail.ru
Russian Federation, Moscow
A. K. Khudoley
Institute of Earth Sciences of St. Petersburg State University
Email: nadezda.priyatkina@gmail.ru
Russian Federation, St. Petersburg
T. V. Romanyuk
Institute of the Earth Physics of the Russian Academy of Sciences
Email: nadezda.priyatkina@gmail.ru
Russian Federation, Moscow
A. V. Maslov
Institute of Geology and Geochemistry, Ural Branch of the Russian Academy of Sciences
Email: nadezda.priyatkina@gmail.ru
Russian Federation, Ekaterinburg
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