Fig. 5From: Facies and Late Triassic fossils in the Roisan zone, Austroalpine Dent Blanche and Mt Mary-Cervino nappe system, NW AlpsMarbles and marbles with quartz in the Roisan zone. 1 Tabular grey marbles on the top of Cima Bianca. 2 Marble with quartz along the road to Tsa de Chavalary. 3 Beds of quartzite alternated with thin bands of marble on the top of Cima BiancaBack to article page