1. High Pressure Research Center UNIPRESS, Sokołowska 29/37, 01-142 Warsaw, Poland
2. Institute of Experimental Physics, Warsaw University, Warsaw, Poland
3. Mineral-Petrographisches Institut, University of Hamburg, Hamburg, Germany
4. University of Mining and Metallurgy, Cracow, Poland
5. Department of Chemistry, Duke University, Durham, USA
6. USRA/NASA-Marshall Space Flight Center, Huntsville, Alabama, USA
7. Mineralogisch-Petrologisches Institut der Rheinischen Friedrich-Wilhelms-Universität Bonn, Bonn, Germany