GNGTS 2015 - Atti del 34° Convegno Nazionale

14 GNGTS 2015 S essione 1.1 Fig. 2 – A) Fractures in the limestone affecting oven-shaped tombs in the Sicels’ necropolis (11th-9th centuries BC); B) and C) open fractures in the calcarenite affecting cave houses dated back to the Byzantine-medieval period (6th-9th century AD); D) stereographic projections of the joints in the surveyed stations and rose diagram; E) stress inversion. E)