1. Sobolev Institute of Geology and Mineralogy SB RAS, Novosibirsk, Russia
2. Tomsk State University, Tomsk, Russia
3. Laboratory of Arctic Mineralogy and Material Sciences, Kola Science Centre, Apatity, Russia
4. Nikolaev Institute of Inorganic Chemistry SB RAS, Novosibirsk, Russia
5. Saint Petersburg State University, Saint Petersburg, Russia