Billhorner structure
Kiesel, DF
Namsos structure, DF
Halden structure, DF
Barock, NF
Larvik structure, DF
Black Stonewall, DF
Arendal, DF
Vulcano smooth, NF
Loogsand aspero, NF
Grafschafter, NF
Dresden Noir smooth, NF
Zürich waterstruck, NF
Gent aspero, NF
Graphit aspero, DF
Base grey coal hand-shape, DF
Dresden waterstruck, NF
Dresden smooth, NF
Atlantis smooth, NF
Texel smooth, NF
Lava Föhr aspero, DF
Winterhude smooth, NF
Baltrum smooth, NF
Aubergine smooth, NF
Red coal, NF
Nordkap smooth, NF
Naturbrand smooth, NF
Malta smooth, NF
Juist smooth, NF
Borkum waterstruck, NF
Borkum smooth, NF
Grunewald slate-structure, DF
Blankenese waterstruck, NF
Bernau waterstruck, NF
Zehlendorf waterstruck, NF
Lichterfelde waterstruck, DF
Dahlem slate-structure, NF
Bremgarten aspero, DF
Amrum smooth, NF
Piz Tasna smooth, NF
