1. Department of Geological Sciences; Queen's University; Kingston, Ontario; Canada
2. Centre de Recherches Pétrographiques et Géochiminiques, CNRS; Vandoeuvre-les-Nancy; France
3. Faculteit der Aard en Levenswetenschappen, Tektoniek afdeling; Vrije Universiteit; Amsterdam; Netherlands
4. School of Earth Sciences; University of Leeds; Leeds; UK
5. Centre for Aerospace Research for the Earth (CASRE); Kiev; Ukraine
6. Technology Centre; Kiev; Ukraine