Fig. 6From: Criteria and geological setting for the generic geothermal underground research laboratory, GEOLAB a Lithological and geological units of the Black Forest, including historic major mining activities. b Pre-selected historic mines in the southern and central Black Forest. Rectangle indicates area of investigation (Fig. 9). BBZ Baden-Baden Zone, CSGC Central Black Forest Gneiss Complex, BLZ Badenweiler-Lenzkirch Zone, SSGC Southern Black Forest Granite ComplexBack to article page