Fig. 4
From: Optimizing scenarios of a deep geothermal aquifer storage in the southern Upper Rhine Graben
Large-scale geological-tectonic model of the ‘Freiburger Bucht’ between the Black Forest in the E (left side) and horst structures in the W (Lehener Bergle, Marchhügel, Nimberg, Fig. 2) (right side). The figure shows depth of top Buntsandstein (in m asl) and the prominent ‘Zähringer Graben’ (light blue colors, in the center). The ‘black dotted’ line shows the location of the numerical 3D-model