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
Płytka kościana [3D] XII wiek - chronologia nawarstwień
Chocolate' flint : 3D documentation Upper Jurassic
Chocolate' flint : 3D documentation Upper Jurassic
Cretaceous flint from Rijckholt-St.Geertruid mine : 3D documentation Upper Cretaceous (Maastrichtian)
Chocolate' flint : 3D documentation Upper Jurassic
Chocolate' flint : 3D documentation Upper Jurassic
Jurassic flint : 3D documentation Upper Jurassic
Javelin head [3D] XI-XII century - chronolgy of the layers
Scandynavian Senonian Flint : 3D documentation Maastrichtian
Lousberg flint : 3D documentation Upper Cretaceous (Maastrichtian)
Świeciechów flint : 3D documentation Turonian
Szentgál radiolarite : 3D documentation Middle Jurassic
necklace fragment (Rzyszczewo) - chemical analysis III-V Bronze Age
Świeciechów flint : 3D documentation Turonian