1. Ecole et Observatoire des Sciences de la Terre; Institut de Physique du Globe de Strasbourg - CNRS UMR7516; Université de Strasbourg; 1 rue Blessig F-67084 Strasbourg Cedex France
2. Department of Petrology; Vrije Universiteit; de Boelelaan 1085 1081HV Amsterdam The Netherlands
3. Center for Lithospheric Research; Czech Geological Survey; 11821 Praha 1 Czech Republic
4. Department of Geology and Mineralogy; Graduate School of Science; Kyoto University; Kitashirakawa Oiwake-cho Sakyo-ku 606-8502 Kyoto Japan
5. Université de Nice Sophia-Antipolis; GeoAzur - CNRS UMR 6526; Parc Valrose, Bât Sciences Naturelles F-06108 Nice Cedex France
6. Czech Geological Survey; Klárov 3 CZ-118 21 Prague Czech Republic