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