Know all about Arkose and Adakite properties here. All properties of rocks are important as they define the type of rock and its application. Arkose belongs to Sedimentary Rocks while Adakite belongs to Igneous Rocks.Texture of Arkose is Clastic whereas that of Adakite is Porphyritic. Arkose appears Rough and Dull and Adakite appears Dull and Soft. The luster of Arkose is dull while that of Adakite is grainy, pearly and vitreous. Arkose is available in reddish brown colors whereas Adakite is available in black, brown, light to dark grey colors. The commercial uses of Arkose are in aquifers, soil conditioner, source of magnesia (mgo), tombstones and that of Adakite are commemorative tablets, pottery, used in aquariums.