Know all about Claystone and Granulite properties here. All properties of rocks are important as they define the type of rock and its application. Claystone belongs to Sedimentary Rocks while Granulite belongs to Metamorphic Rocks.Texture of Claystone is Clastic whereas that of Granulite is Granoblastic. Claystone appears Rough and Dull and Granulite appears Veined or Pebbled. The luster of Claystone is dull while that of Granulite is vitreous. Claystone and Granulite are available in black, blue, brown, green, grey, orange, red, white, yellow colors. The commercial uses of Claystone are pottery and that of Granulite are curling, gemstone, laboratory bench tops, soil conditioner, tombstones.