Banded flint : 3D documentation Upper Jurassic (Oxfordian/Kimmeridgian)
Lessini Flint : dokumentacja [2D] Dolna Kreda; Biancone formacja
Abilly la Claisière : 2D documentation Turonian
Lessini Flint : dokumentacja [3D] Dolna Kreda; Biancone formacja
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)
Abilly la Claisière : 3D documentation Turonian
Cretaceaous flint from Brzoza village : 2D documentation Upper Cretaceous