Kazan

SukhodolskayaR.A.Research Institute for Problems of Ecology and Mineral Wealth Use, Tatarstan Academy of Sciences, 28 Daurskaya Str., Kazan 420087, Russiaeiseniata@gmail.com

VavilovD.N.Research Institute for Problems of Ecology and Mineral Wealth Use, Tatarstan Academy of Sciences, 28 Daurskaya Str., Kazan 420087, Russiaeiseniata@gmail.com

GordienkoT.A.Research Institute for Problems of Ecology and Mineral Wealth Use, Tatarstan Academy of Sciences, 28 Daurskaya Str., Kazan 420087, Russiaeiseniata@gmail.com