Lidia V. Solov’eva
Institute of the Earth’s Crust, Siberian Branch of RAS
Russian Federation

Doctor of Geology and Mineralogy, Lead Researcher,

128 Lermontov street, Irkutsk 664033

Tatiana V. Kalashnikova
A.P. Vinogradov Institute of Geochemistry, Siberian Branch of RAS
Russian Federation

Junior Researcher,

1A Favorsky street, Irkutsk 664033

Sergei I. Kostrovitsky
A.P. Vinogradov Institute of Geochemistry, Siberian Branch of RAS
Russian Federation

Doctor of Geology and Mineralogy, Lead Researcher,

1A Favorsky street, Irkutsk 664033

Alexei V. Ivanov
Institute of the Earth’s Crust, Siberian Branch of RAS
Russian Federation

Doctor of Geology and Mineralogy, Lead Researcher,

128 Lermontov street, Irkutsk 664033

Stanislav S. Matsuk
M.P. Semenenko Institute of Geochemistry, Mineralogy and Ore Formation of the National Academy of Sciences of Ukraine
Ukraine

Doctor of Geology and Mineralogy, Lead Researcher,

34 Acad. Palladin Ave., Kyiv 03680

Ludmila F. Suvorova
A.P. Vinogradov Institute of Geochemistry, Siberian Branch of RAS
Russian Federation

Candidate of Chemistry, Chief Specialist,

1A Favorsky street, Irkutsk 664033