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Fig. 20 | Swiss Journal of Geosciences

Fig. 20

From: Tectonics of the Monte Rosa and surrounding nappes (Switzerland and Italy): Tertiary phases of subduction, thrusting and folding in the Pennine Alps

Fig. 20

“Mushroom-shaped”, multiple Type 2 fold interference pattern (after Ramsay 1967) in hornblende-biotite-plagioclase-gneiss of the Ruginenta unit, from the hinge zone of the Vanzone anticline F5 overprinting older F1-2-3 folds (Ovesca river-bed outcrop near Ruginenta, Swiss map coordinates: 657.0 km/99.6 km/575 m)

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