Lousberg flint : 2D documentation Upper Cretaceous (Maastrichtian)
Lousberg flint : 3D documentation Upper Cretaceous (Maastrichtian)
Krzemień kredowy : dokumentacja [3D] górna kreda
Banded flint : 2D documentation Upper Jurassic (Oxfordian/Kimmeridgian)
Banded flint : 2D documentation Upper Jurassic (Oxfordian/Kimmeridgian)
Banded flint : 2D documentation Upper Jurassic (Oxfordian/Kimmeridgian)
Cretaceaous flint from Brzoza village : 3D documentation Upper Cretaceous
Banded flint : 2D documentation Upper Jurassic (Oxfordian/Kimmeridgian)
Banded flint : 3D documentation Upper Jurassic (Oxfordian/Kimmeridgian)
Banded flint : 2D documentation Upper Jurassic (Oxfordian/Kimmeridgian)
Cretaceaous flint from Brzoza village : 3D documentation Upper Cretaceous
Banded flint : 2D documentation Upper Jurassic (Oxfordian/Kimmeridgian)
Chocolate' flint : 3D documentation Upper Jurassic
Banded flint : 2D documentation Upper Jurassic (Oxfordian/Kimmeridgian)
Banded flint : 3D documentation Upper Jurassic (Oxfordian/Kimmeridgian)
Banded flint : 2D documentation Upper Jurassic (Oxfordian/Kimmeridgian)
Banded flint : 2D documentation Upper Jurassic (Oxfordian/Kimmeridgian)