Chocolate' flint : 3D documentation Upper Jurassic (Oxfordian/Kimmeridgian)
Jurassic flint : 3D documentation Upper Jurassic
Flint Raurakian : 3D documentation Upper Jurassic - Rauracian
Chocolate' flint : 3D documentation Upper Jurassic
Nointel : 2D documentation Flint mine. Flint was extracted from shallow shafts, sometimes with short walkways
Jurassic flint : 2D documentation Upper Jurassic
Krzemień kredowy : dokumentacja [3D] górny kampan
Jurassic flint : 2D documentation Upper Jurassic
Banded flint : 2D documentation Upper Jurassic (Oxfordian/Kimmeridgian)
Banded flint : 2D documentation Upper Jurassic (Oxfordian/Kimmeridgian)
Banded flint : 2D documentation Upper Jurassic (Oxfordian/Kimmeridgian)
Chocolate' flint : 3D documentation Upper Jurassic (Oxfordian/Kimmeridgian)
Chocolate' flint : 3D documentation Upper Jurassic
Chocolate' flint : 3D documentation Upper Jurassic
Chocolate' flint : 3D documentation Upper Jurassic
Świeciechów flint : 3D documentation Turonian
Chocolate' flint : 3D documentation Upper Jurassic
Chocolate' flint : 3D documentation Upper Jurassic
Chocolate' flint : 3D documentation Upper Jurassic
Cuiry-lès-Chaudardes : 3D documentation Cretaceous
Chocolate' flint : 3D documentation Upper Jurassic