Figure 8.1.2b:

Sandstone classification by a Pettijohn (et al., 1987) diagram, based on element composition. The 48 samples from Lac du Lauzanier-, Annot- and Peira Cava area plot mostly in the litharenite- and partly in the arkose zone.

 

Figure 8.1.2c:

Sandstone classification by a Herron (1988) diagram, based on element composition. The 48 samples from Lac du Lauzanier-, Annot- and Peira Cava area plot only in the arkose zone.