Which mountain in the Alps between Switzerland and Italy was created by marine sedimentary rocks folding into mountain peaks?
Alps:  Extreme shortening caused by the event resulted in marine sedimentary rocks rising by thrusting and folding into high mountain peaks such as Mont Blanc and the Matterhorn. Matterhorn: The Matterhorn (German: Matterhorn , ] ; Italian: Cervino , ] ; French: Le Cervin , ] ) is a mountain of the Alps, straddling the main watershed and border between Switzerland and Italy.
Matterhorn