S. I. Merenkova
Shirshov Institute of Oceanology of the Russian Academy of Sciences
Russian Federation

36 Nahimovskiy Ave, Moscow 117997

I. N. Gromyak
Vernadsky Institute of Geochemistry and Analytical Chemistry of the Russian Academy of Sciences
Russian Federation

19 Kosygin St, Moscow 119991

D. N. Dogadkin
Vernadsky Institute of Geochemistry and Analytical Chemistry of the Russian Academy of Sciences
Russian Federation

19 Kosygin St, Moscow 119991

E. V. Karpova
Lomonosov Moscow State University
Russian Federation

1 Leninskie Gory, Moscow 119991

R. R. Gabdullin
Vernadsky Institute of Geochemistry and Analytical Chemistry of the Russian Academy of Sciences; Lomonosov Moscow State University
Russian Federation

19 Kosygin St, Moscow 119991; 1 Leninskie Gory, Moscow 119991

V. Yu. Vodovozov
Lomonosov Moscow State University; Geological Institute, Russian Academy of Sciences
Russian Federation

1 Leninskie Gory, Moscow 119991; 7-1 Pyzhevsky Ln, Moscow 119017

T. G. Kuzmina
Vernadsky Institute of Geochemistry and Analytical Chemistry of the Russian Academy of Sciences,
Russian Federation

19 Kosygin St, Moscow 119991