A. K. Litvinenko
Sergo Ordzhonikidze Russian State University for Geological Prospecting
Russian Federation

Andrey K. Litvinenko — Dr. of Sci. (Geol.-Min.), Professor of the Department of Minerology and Gemmologu 

23, Miklukho-Maklaya str., Moscow 117997

Sh. A. Odinaev
Guangzhou Institute of Geochemistry, Chinese Academy of Sciences; Institute of Geology, Earthquake Engineering and Seismology, National Academy of Sciences of Tajikistan
China

Sharifjon A. Odinaev — Cand. of Sci. (Geol.-Mineral.), PhD student of Guangzhou Institute of Geochemistry, Chinese Academy of Sciences; senior Research, Institute of geology, earthquake engineering and seismology, National Academy of Sciences of Tajikistan

Kehuad Str., Guangzhou 511, 

267, Ayni str., Dushanbe 734063