Blade Pleistocene, Late Palaeolithic (Alleröd - Younger Dryas, GI-1a - GS-1)
Double platform blade core Pleistocene, Late Palaeolithic (Alleröd - Younger Dryas, GI-1a - GS-1)
Double platform blade core Late Palaeolithic - Tanged Point Technocomplex
Tabular chert of the Baiersdorf-type : 2D documentation Tithonian/Upper Jura
Tabular chert of the Baiersdorf-type : 3D documentation Tithonian/Upper Jura
Chocolate' flint : 3D documentation Upper Jurassic
Chocolate' flint : 2D documentation Upper Jurassic
Speckled Senonian Flint : 3D documentation Maastrichtian
Jurassic flint : 3D documentation Upper Jurassic
Villemaur-sur-Vanne : 2D documentation Cretaceous
Villemaur-sur-Vanne : 3D documentation Cretaceous
Jurassic flint : 2D documentation Upper Jurassic
Speckled Senonian Flint : 2D documentation Maastrichtian