Know all about Charnockite and Itacolumite properties here. All properties of rocks are important as they define the type of rock and its application. Charnockite belongs to Igneous Rocks while Itacolumite belongs to Sedimentary Rocks.Texture of Charnockite is Granular whereas that of Itacolumite is Clastic, Granular, Rough. Charnockite appears Veined or Pebbled and Itacolumite appears Rough. The luster of Charnockite is not available while that of Itacolumite is dull. Charnockite is available in black, grey, orange, pink, white colors whereas Itacolumite 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 Itacolumite are an oil and gas reservoir, in aquifers, petroleum reservoirs, soil conditioner, source of magnesia (mgo), tombstones.