Know all about Charnockite and Arkose properties here. All properties of rocks are important as they define the type of rock and its application. Charnockite belongs to Igneous Rocks while Arkose belongs to Sedimentary Rocks.Texture of Charnockite is Granular whereas that of Arkose is Clastic. Charnockite appears Veined or Pebbled and Arkose appears Rough and Dull. The luster of Charnockite is not available while that of Arkose is dull. Charnockite is available in black, grey, orange, pink, white colors whereas Arkose is available in reddish brown colors. The commercial uses of Charnockite are curling, gemstone, laboratory bench tops, tombstones and that of Arkose are in aquifers, soil conditioner, source of magnesia (mgo), tombstones.