Haselgebirge
Haselgebirge' is a sedimentary rock composed of mineral clay, sandstone, anhydrite, rock salt is and other salts.[1]
Haselgebirge is common is Alps, where it is used for salt extraction by the sinkworks method.
References
- ↑ "Structure and evolution of a rocksalt-mudrock-tectonite: The haselgebirge in the Northern Calcareous Alps", Journal of Structural Geology.