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