Know all about Arkose and Gneiss properties here. All properties of rocks are important as they define the type of rock and its application. Arkose belongs to Sedimentary Rocks while Gneiss belongs to Metamorphic Rocks.Texture of Arkose is Clastic whereas that of Gneiss is Banded, Foliated, Platy. Arkose appears Rough and Dull and Gneiss appears Foliated. The luster of Arkose and Gneiss is dull. Arkose is available in reddish brown colors whereas Gneiss is available in black, brown, pink, red, white colors. The commercial uses of Arkose are in aquifers, soil conditioner, source of magnesia (mgo), tombstones and that of Gneiss are cemetery markers, jewelry, tombstones, used in aquariums.