Plattenhornstein chert of the Abensberg-Arnhofen type : 3D documentation Upper Jurassic
Tabular chert of the Baiersdorf-type : 3D documentation Tithonian/Upper Jura
Tabular chert of the Baiersdorf-type : 3D documentation Tithonian/Upper Jura
Tabular chert of the Baiersdorf-type : 2D documentation Tithonian/Upper Jura
Tabular chert of the Baiersdorf-type : 3D documentation Tithonian/Upper Jura
Chert : 3D documentation Jurassic/Cretaceous from Miocene sediments
Chert : 3D documentation Jurassic/Cretaceous from Miocene sediments
Chert : 3D documentation Jurassic/Cretaceous from Miocene sediments
Chocolate' flint : 3D documentation Upper Jurassic
Chocolate' flint : 3D documentation Upper Jurassic
Chocolate' flint : 3D documentation Upper Jurassic
Banded flint : 3D documentation Upper Jurassic (Oxfordian/Kimmeridgian)
Chocolate' flint : 3D documentation Upper Jurassic
Świeciechów flint : 3D documentation Turonian
Chocolate' flint : 3D documentation Upper Jurassic