1. V. I. Vernadsky Institute of General and Inorganic Chemistry NAS of Ukraine, Akad. Palladina Ave 32/34, 03142 Kyiv, Ukraine
2. Institute of Magnetism NAS of Ukrainian and MES of Ukraine, Akad. Vernads’koho Blvd. 36-b, 03142, Kyiv, Ukraine
3. M.P. Semenenko Institute of Geochemisty, Mineralogy and Ore Formation NAS of Ukraine, Akad. Palladina Ave 34, 03142 Kyiv, Ukraine