#gotthard_nappe

Gotthard nappe

The Gotthard nappe is, in the geology of the Alps a nappe in the Helvetic zone of Switzerland. It consists of crystalline rocks that were, before the formation of the Alps, part of the upper crust of the southern margin of the European continent. As it names suggests, the Gotthard nappe lies in close proximity to the Gotthard Massif.

Mon 3rd

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