Fig. 7From: Facies and Late Triassic fossils in the Roisan zone, Austroalpine Dent Blanche and Mt Mary-Cervino nappe system, NW AlpsCalcschists of the Roisan zone. 1 Calcschists very rich in carbonate (Combe de Saleron). 2 Terrigenous calcschists near ErbionBack to article page