[1] South Urals Fed Res Ctr Mineral & Geoecol UB RAS, Miass 456317, Chelyabinsk Dis, Russia
[2] St Petersburg State Univ, Geol Chair, 7-9 Univ Skaya Naberezhnaya, St Petersburg 199034, Russia
[3] St Petersburg Min Univ, 2,21st Line, St Petersburg 199106, Russia
[4] RAS, Inst Expt Mineral, 4 Akad Osypyana Str, Chernogolovka 142432, Russia
[5] Zavaritsky Inst Geol & Geochem UB RAS, 15 Akad Vonsovskogo Str, Ekaterinburg 620016, Russia