Fig. 3From: The Oeschinensee rock avalanche, Bernese Alps, Switzerland: a co-seismic failure 2300 years ago?View of the release area. The basal sliding surface and head scarp are Öhrli limestone, which is overlain by the darker thinly-bedded Zementstein formation. The pinnacles are Quinten limestone (Krebs 1925)Back to article page