S. V. Rasskazov
Institute of the Earth's Crust, Siberian Branch of RAS; Irkutsk State University
Russian Federation

Sergei V. Rasskazov - Doctor of Geology and Mineralogy, Professor, Head of Laboratory

128 Lermontov street, Irkutsk 664033, 

3 Lenin street, Irkutsk 664003

I. S. Chuvashova
Institute of the Earth's Crust, Siberian Branch of RAS; Irkutsk State University
Russian Federation

Irina S. Chuvashova - Candidate of Geology and Mineralogy, Senior Researcher

128 Lermontov street, Irkutsk 664033, 

3 Lenin street, Irkutsk 664003

Т. A. Yasnygina
Institute of the Earth's Crust, Siberian Branch of RAS
Russian Federation

Tatiana A. Yasnygina - Candidate of Geology and Mineralogy, Senior Researcher

128 Lermontov street, Irkutsk 664033

Yi‐min Sun
Institute of Volcano and Mineral Spring, Heilongjiang Academy of Science
China

Sun Yi-min - Researcher

Wudalianchi 164155, Heilongjiang

Е. V. Saranina
Institute of the Earth's Crust, Siberian Branch of RAS
Russian Federation

Elena V. Saranina - Candidate of Geology and Mineralogy, Senior Researcher 

128 Lermontov street, Irkutsk 664033