Zirconology of Navysh volcanic rocks of the Ai Suite and the problem of the age of the Lower Riphean boundary in the Southern Urals

Volcanic rocks of the Navysh Complex occur in the base of the Lower Riphean Ai Formation of the Burzyan Series within the Bashkirian meganticlinorium. The peculiarities of structure, composition, metasomatic and dynamic alterations of volcanogenic and sedimentary rocks of the Burzyan Series are cons...

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Veröffentlicht in:	Doklady earth sciences 2013-02, Vol.448 (2), p.185-190
Hauptverfasser:	Krasnobaev, A. A., Puchkov, V. N., Kozlov, V. I., Sergeeva, N. D., Busharina, S. V., Lepekhina, E. N.
Format:	Artikel
Sprache:	eng
Schlagworte:	Earth and Environmental Science Earth Sciences Geochemistry Rocks Sedimentary geology Sedimentary rocks Volcanic ash, tuff, etc Volcanic rocks Volcanoes Zirconium
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Beschreibung
Zusammenfassung:	Volcanic rocks of the Navysh Complex occur in the base of the Lower Riphean Ai Formation of the Burzyan Series within the Bashkirian meganticlinorium. The peculiarities of structure, composition, metasomatic and dynamic alterations of volcanogenic and sedimentary rocks of the Burzyan Series are considered in detail.
ISSN:	1028-334X 1531-8354
DOI:	10.1134/S1028334X13020050