Fig. 2

Geological map of the study area and locations of the sampled boulders. Simplified from Kellerhals et al. (1999). © Federal Office of Topography, swisstopo, CH-3084 Wabern
Geological map of the study area and locations of the sampled boulders. Simplified from Kellerhals et al. (1999). © Federal Office of Topography, swisstopo, CH-3084 Wabern