Opalblue-flamed

Recker varicoloured

Malmö blue-varicoloured melted

Köln red flamed

Iron melt-varicoloured-flamed

Dormagen chimney red-grey-varicoloured

Danzig dark red-anthrazite

Old-varicoloured-flamed

Red nuanced

Carbo red-varicoloured coal

Autumn leaf flamed

Autumn leaf light