Striped flint : 3D documentation Upper Oxford
Świeciechów flint : 3D documentation Turonian
Chocolate' flint : 2D documentation Upper Jurassic (Oxfordian/Kimmeridgian)
Cretaceous flint from Rijckholt-St.Geertruid mine : 2D documentation Upper Cretaceous (Maastrichtian)
Świeciechów flint : 3D documentation Turonian
Abilly la Claisière : 2D documentation Turonian
Abilly la Claisière : 2D documentation Turonian
Abilly la Claisière : 2D documentation Turonian
Cretaceous flint from Rijckholt-St.Geertruid mine : 2D documentation Upper Cretaceous (Maastrichtian)
Cretaceous flint from Rijckholt-St.Geertruid mine : 2D documentation Upper Cretaceous (Maastrichtian)
Abilly la Claisière : 2D documentation Turonian
Abilly la Claisière : 2D documentation Turonian
Abilly la Claisière : 2D documentation Turonian
Świeciechów flint : 3D documentation Turonian
Chocolate' flint : 3D documentation Upper Jurassic (Oxfordian/Kimmeridgian)
Świeciechów flint : 3D documentation Turonian
Villemaur-sur-Vanne : 2D documentation Cretaceous
Villemaur-sur-Vanne : 2D documentation Cretaceous
Villemaur-sur-Vanne : 2D documentation Cretaceous