Jurassic flint : 3D documentation Upper Jurassic
Chocolate' flint : 3D documentation Upper Jurassic (Oxfordian/Kimmeridgian)
Chert : 3D documentation Jurassic/Cretaceous from Miocene sediments
Chert : 3D documentation Jurassic/Cretaceous from Miocene sediments
Chert : 3D documentation Jurassic/Cretaceous from Miocene sediments
Flint from Spiennes : 3D documentation Maastrichtian
Chocolate' flint : 3D documentation Upper Jurassic
Chocolate' flint : 3D documentation Upper Jurassic
Chocolate' flint : 3D documentation Upper Jurassic
Chocolate' flint : 3D documentation Upper Jurassic
Blok krzemienny 138 [brak danych] mezolit ?
Blok krzemienny 137 [brak danych] paleolit schyłkowy?
Tabular chert of the Baiersdorf-type : 3D documentation Tithonian/Upper Jura
Chocolate' flint : 3D documentation Upper Jurassic
Flint from Spiennes : 3D documentation Maastrichtian
Jurassic flint : 3D documentation Upper Jurassic
Scandynavian Senonian Flint : 3D documentation Maastrichtian
Chert : 3D documentation Jurassic/Cretaceous from Miocene sediments
Jurassic flint : 3D documentation Upper Jurassic
Chocolate' flint : 3D documentation Upper Jurassic
Chocolate' flint : 3D documentation Upper Jurassic
Scandynavian Senonian Flint : 3D documentation Maastrichtian
Chocolate' flint : 3D documentation Upper Jurassic
Chocolate' flint : 3D documentation Upper Oxford/ Lower Kimmeridgian
Villemaur-sur-Vanne : 3D documentation Cretaceous
Grand-Pressigny flint : 3D documentation Turonian
Abilly la Claisière : 3D documentation Turonian
Lessini Flint : dokumentacja [3D] Dolna Kreda; Biancone formacja