M. A. Lebedeva
Institute of the Earth’s Crust, Siberian Branch of RAS
Russian Federation

Junior Researcher,

128 Lermontov street, Irkutsk 664033

V. A. Sankov
Institute of the Earth’s Crust, Siberian Branch of RAS; Irkutsk State University
Russian Federation

Candidate of Geology and Mineralogy, Head of Laboratory,

128 Lermontov street, Irkutsk 664033

A. I. Zakharov
Fryazino Branch of V.A. Kotel’nikov Institute of Radioengineering and Electronics of RAS
Russian Federation

Doctor of Physics and Mathematics,

1 Vvedensky square, Moscow region, Fryazino 141190

L. N. Zakharova
Fryazino Branch of V.A. Kotel’nikov Institute of Radioengineering and Electronics of RAS
Russian Federation

Candidate of Physics and Mathematics,

1 Vvedensky square, Moscow region, Fryazino 141190