Valery S. Imaev
Institute of the Earth’s Crust, Siberian Branch of RAS
Russian Federation

Doctor of Geology and Mineralogy, Chief Researcher,

128 Lermontov street, Irkutsk 664033

Lyudmila P. Imaeva
Institute of the Earth’s Crust, Siberian Branch of RAS
Russian Federation

Candidate of Geology and Mineralogy, Senior Researcher,

128 Lermontov street, Irkutsk 664033

Oleg P. Smekalin
Institute of the Earth’s Crust, Siberian Branch of RAS
Russian Federation

Candidate of Geology and Mineralogy, Senior Researcher,

28 Lermontov street, Irkutsk 664033

Boris M. Koz’min
Institute of Diamond and Precious Metals Geology, Siberian Branch of RAS
Russian Federation

Candidate of Geology and Mineralogy, Leading Researcher,

39 Lenin avenue, Sakha (Yakutia) Republic, Yakutsk 677007

Nikolai N. Grib
Technical Institute (branch) of M.K. Ammosov North-Eastern Federal University
Russian Federation

Doctor of Technical Sciences, Professor, Deputy Director,

16 Kravchenko street, Sakha (Yakutia) Republic, Neryungri 678960

Anatoly V. Chipizubov
Institute of the Earth’s Crust, Siberian Branch of RAS
Russian Federation

Doctor of Geology and Mineralogy, Senior Researcher,

128 Lermontov street, Irkutsk 664033