Geology of the Heubach valley
Geologic West to East section cutting from the Heubach valley to Wittichen.
- the granitic basement rock (Permian),
- the sedimentary cover ("Deckgebirge") consisting of Buntsandstein (Triasic)
- ore carrying dykes (Anton Gang, Heinrich Gang, Felix Kluft).
The instruments of the Black Forest Observatory are installed in the rear of the mine "Grube Anton".