I. V. Gordienko
Geological Institute, Siberian Branch of RAS
Russian Federation

Ivan V. Gordienko, Doctor of Geology and Mineralogy, Corresponding Member of the RAS, Counsellor of the RAS, Chief Researcher 

6a Sakhyanova street, Ulan-Ude 670047,

O. R. Minina
Geological Institute, Siberian Branch of RAS
Russian Federation

Olga R. Minina, Doctor of Geology and Mineralogy, Head of Laboratory 

6a Sakhyanova street, Ulan-Ude 670047,

L. I. Vetluzhskikh
Geological Institute, Siberian Branch of RAS
Russian Federation

Larisa I. Vetluzhskikh, Candidate of Geology and Mineralogy, Senior Researcher 

6a Sakhyanova street, Ulan-Ude 670047,

A. Ya. Medvedev
A.P. Vinogradov Institute of Geochemistry, Siberian Branch of RAS
Russian Federation

Aleksander Ya. Medvedev, Doctor of Geology and Mineralogy, Chief Researcher

1A Favorsky street, Irkutsk 664033

D. Odgerel
Institute of Paleontology and Geology of MAS,
Mongolia

Dashdorjgochoo Odgerel, Candidate of Geology and Mineralogy, Head of Geology Department 

PO. Box 118, Ulaanbaatar 210351