首页> 外文期刊>Doklady Earth Sciences >A Local Source of Detritus for Rocks of the Ai Formation (Basal Level of the Lower Riphean Stratotype, Bashkir Uplift, Southern Urals): Evidence from U-Pb (LA-ICP-MS) Dating of Detrital Zircons
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A Local Source of Detritus for Rocks of the Ai Formation (Basal Level of the Lower Riphean Stratotype, Bashkir Uplift, Southern Urals): Evidence from U-Pb (LA-ICP-MS) Dating of Detrital Zircons

机译:Ai组岩石的碎屑本地来源(下里菲亚地层型的基本水平,巴什基尔隆起,乌拉尔南部):来自碎屑锆石的U-Pb(LA-ICP-MS)年代的证据

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摘要

The results of U-Pb dating of detrital zircons extracted from rocks of the Ai Formation are presented. A provenance-signal of a local source with an age of about 2.07 Ga has been documented, and the effect of the Ordovician magmatic episode on the sedimentary sequence has been revealed.
机译:给出了从Ai组岩石中提取的碎屑锆石的U-Pb测年结果​​。已经记录了年龄约2.07 Ga的本地源的物源信号,并揭示了奥陶纪岩浆事件对沉积层序的影响。

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    《Doklady Earth Sciences》 |2019年第1期|53-57|共5页
  • 作者单位

    Russian Acad Sci, Schmidt Inst Phys Earth, Moscow 123343, Russia;

    Russian Acad Sci, Schmidt Inst Phys Earth, Moscow 123343, Russia|Russian Acad Sci, Geol Inst, Moscow 119017, Russia|Natl Res Univ, Gubkin Russian State Univ Oil & Gas, Moscow 118881, Russia;

    Russian Acad Sci, Uralian Branch, Zavaritsky Inst Geol & Geochem, Ekaterinburg 620016, Russia;

    Russian Acad Sci, Ufa Sci Ctr, Inst Geol, Ufa 450077, Russia;

    Russian Acad Sci, Schmidt Inst Phys Earth, Moscow 123343, Russia|Russian Acad Sci, Siberian Branch, Inst Earths Crust, Irkutsk 664033, Russia;

    Russian Acad Sci, Ufa Sci Ctr, Inst Geol, Ufa 450077, Russia|Bashkir State Univ, Ufa 450074, Russia;

    Russian Acad Sci, Ufa Sci Ctr, Inst Geol, Ufa 450077, Russia;

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