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