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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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.

作者简介

T. Romanyuk

Schmidt Institute of Physics of the Earth,
Russian Academy of Sciences

编辑信件的主要联系方式.
Email: t.romanyuk@mail.ru
俄罗斯联邦, Moscow, 123343

N. Kuznetsov

Geological Institute, Russian Academy of Sciences; Schmidt Institute of Physics of the Earth,
Russian Academy of Sciences; Gubkin Russian State University of Oil and Gas (National Research University)

Email: t.romanyuk@mail.ru
俄罗斯联邦, Moscow, 119017; Moscow, 123343; Moscow, 118881

V. Puchkov

Zavaritsky Institute of Geology and Geochemistry, Uralian Branch of Russian Academy of Sciences

Email: t.romanyuk@mail.ru
俄罗斯联邦, Ekaterinburg, 620016

N. Sergeeva

Institute of Geology, Ufa Science Center, Russian Academy
of Sciences

Email: t.romanyuk@mail.ru
俄罗斯联邦, Ufa, 450077

V. Powerman

Institute of the Earth’s Crust, Siberian Branch,
Russian Academy of Sciences; Schmidt Institute of Physics of the Earth,
Russian Academy of Sciences

Email: t.romanyuk@mail.ru
俄罗斯联邦, Irkutsk, 664033; Moscow, 123343

V. Gorozhanin

Institute of Geology, Ufa Science Center, Russian Academy
of Sciences; Bashkir State University

Email: t.romanyuk@mail.ru
俄罗斯联邦, Ufa, 450077; Ufa, 450074

E. Gorozhanina

Institute of Geology, Ufa Science Center, Russian Academy
of Sciences

Email: t.romanyuk@mail.ru
俄罗斯联邦, Ufa, 450077


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