Tan Brown granite is a very coarse-grained, black-brown cordieritefels with big, shapeless brown-red feldspar crystals of the Precambrain period. This stone internationally may be nominated as a granite but in the area of application of the European Standard this stone must be nominated as a cordieritefel.

Tan Brown granite is a very coarse-grained, black-brown cordieritefels with big, shapeless brown-red feldspar crystals of the Precambrain period. This stone internationally may be nominated as a granite but in the area of application of the European Standard this stone must be nominated as a cordieritefel.