Flint Raurakian : 2D documentation Upper Jurassic - Rauracian
Banded flint : 3D documentation Upper Jurassic (Oxfordian/Kimmeridgian)
Flint Raurakian : 2D documentation Upper Jurassic - Rauracian
Świeciechów flint : 2D documentation Turonian
Banded flint : 3D documentation Upper Jurassic (Oxfordian/Kimmeridgian)
Banded flint : 3D documentation Upper Jurassic (Oxfordian/Kimmeridgian)
Flint from Spiennes : 3D documentation Maastrichtian
Chocolate' flint : 3D documentation Upper Jurassic
Flint from Spiennes : 3D documentation Maastrichtian
Flint from Spiennes : 3D documentation Maastrichtian
Chocolate' flint : 3D documentation Upper Jurassic
Banded flint : 3D documentation Upper Jurassic (Oxfordian/Kimmeridgian)
Świeciechów flint : 3D documentation Turonian
Świeciechów flint : 3D documentation Turonian
Świeciechów flint : 2D documentation Turonian
Świeciechów flint : 2D documentation Turonian
Flint from Spiennes : 2D documentation Maastrichtian