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pro vyhledávání: '"Anna F. Letnikova"'
Autor:
I.A. Vishnevskaya, Viktor I. Malov, Aleksander V. Ivanov, Natalia G. Soloshenko, Valentina Yu. Kiseleva, Anna F. Letnikova
Publikováno v:
Vestnik of Saint Petersburg University. Earth Sciences. 63:267-290
The article is devoted to studying of isotope-geochemical characteristics of phosphorite and the enclosing carbonate Karatau Phosphorus deposit. As a result of the work on the identification of the least altered rocks, the primary isotopic compositio