Jurassic flint : 3D documentation Upper Jurassic

Harrow Hill : 2D documentation Cretaceous

Nointel : 3D documentation Upper Cretaceous

Nointel : 2D documentation Upper Cretaceous

Nointel : 3D documentation Upper Cretaceous

Nointel : 2D documentation Upper Cretaceous

Chocinovo flint : 3D documentation Turonian

Nointel : 2D documentation Upper Cretaceous

Chocinovo flint : 3D documentation Turonian

Chocolate' flint : 3D documentation Upper Jurassic

Helgoland flint : 2D documentation Turonian

Lousberg flint : 2D documentation Upper Cretaceous (Maastrichtian)

Lousberg flint : 2D documentation Upper Cretaceous (Maastrichtian)

Harrow Hill : 2D documentation Cretaceous

Harrow Hill : 2D documentation Cretaceous

Lousberg flint : 3D documentation Upper Cretaceous (Maastrichtian)

Krzemień kredowy : dokumentacja [3D] górna kreda

Harrow Hill : 2D documentation Cretaceous

Harrow Hill : 2D documentation Cretaceous

Harrow Hill : 2D documentation Cretaceous

Banded flint : 2D documentation Upper Jurassic (Oxfordian/Kimmeridgian)

Banded flint : 2D documentation Upper Jurassic (Oxfordian/Kimmeridgian)

Harrow Hill : 3D documentation Cretaceous

Banded flint : 2D documentation Upper Jurassic (Oxfordian/Kimmeridgian)

Cretaceaous flint from Brzoza village : 3D documentation Upper Cretaceous