1. Sobolev Institute of Geology and Mineralogy, Siberian Branch of Russian Academy of Sciences, 630090 Novosibirsk, Russia
2. Department of Geology and Geophysics, Novosibirsk State University, 630090 Novosibirsk, Russia
3. Vereshchagin Institute for High Pressure Physics, Russian Academy of Sciences, Troitsk, 108840 Moscow, Russia
4. Fersman Mineralogical Museum, Russian Academy of Sciences, 119071 Moscow, Russia