Eva Patricia Silke Eibl¹, Sebastian Hainzl², Nele I. K. Vesely³, Thomas Walter⁴, Philippe GM Jousset⁴, Gylfi Páll Hersir⁵ and Torsten Dahm⁴, (1)University of Potsdam, Institute of Geosciences, Potsdam, Germany, (2)Deutsches GeoForschungsZentrum GFZ, Potsdam, Germany, (3)University of Potsdam, Potsdam, Germany, (4)Helmholtz Centre Potsdam GFZ German Research Centre for Geosciences, Potsdam, Germany, (5)Iceland GeoSurvey, Reykjavik, Iceland