1. Institute of Geology, Mineralogy and Geophysics Ruhr‐University Bochum Universitätsstraße 150 Bochum 44801 Germany
2. Department of Earth Science and Engineering Imperial College London Exhibition Road London SW7 2AZ UK
3. AGW Institute for Applied Geoscience Karlsruhe Institute for Technology Campus South, Adenauering 20b Karlsruhe 76131 Germany
4. Institut für Geologie und Paläontologie Westfälische Wilhelms‐Universität Münster Corrensstr. 24 Münster 48149 Germany
5. Department of Geology Alex Ekwueme Federal University Ndufu‐Alike, Ikwo P.M.B. 1010 Abakaliki Ebonyi State Nigeria
6. Institute of Applied Geosciences Graz University of Technology Rechbauerstraße 12 Graz 8010 Austria
7. Fraunhofer IEG (Institution for Energy Infrastructures and Geothermal Systems) Am Hochschulcampus 1 Bochum 44801 Germany