Know all about Charnockite and Sandstone properties here. All properties of rocks are important as they define the type of rock and its application. Charnockite belongs to Igneous Rocks while Sandstone belongs to Sedimentary Rocks.Texture of Charnockite is Granular whereas that of Sandstone is Clastic, Granular, Rough. Charnockite appears Veined or Pebbled and Sandstone appears Rough. The luster of Charnockite is not available while that of Sandstone is dull. Charnockite is available in black, grey, orange, pink, white 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 Charnockite are curling, gemstone, laboratory bench tops, 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.