1. Jeoloji Mühendisliği Bölümü, Mühendislik Fakültesi, Dokuz Eylül Üniversitesi, TR–35100 İzmir, Turkey
2. Lehrstuhl für Geochemie, Institut für Geowissenschaften, Universität Tübingen, D-72074 Tübingen, Germany
3. Institute of Earth and Environmental Sciences Section Petrology, Mineralogy and Geochemistry, University of Munich, D-80333 Munich, Germany