Know all about Granulite and Sandstone properties here. All properties of rocks are important as they define the type of rock and its application. Granulite belongs to Metamorphic Rocks while Sandstone belongs to Sedimentary Rocks.Texture of Granulite is Granoblastic whereas that of Sandstone is Clastic, Granular, Rough. Granulite appears Veined or Pebbled and Sandstone appears Rough. The luster of Granulite is vitreous while that of Sandstone is dull. Granulite is available in black, brown colors whereas Sandstone is available in beige, black, brown, colourless, cream, dark brown, green, grey, light green, light to dark grey, pink, red, white, yellow colors. The commercial uses of Granulite are curling, gemstone, laboratory bench tops, soil conditioner, tombstones and that of Sandstone are an oil and gas reservoir, in aquifers, petroleum reservoirs, soil conditioner, source of magnesia (mgo), tombstones, used in aquariums.