Know all about Marl and Luxullianite properties here. All properties of rocks are important as they define the type of rock and its application. Marl belongs to Sedimentary Rocks while Luxullianite belongs to Igneous Rocks.Texture of Marl is Earthy whereas that of Luxullianite is Granular, Phaneritic. Marl appears Rough and Dull and Luxullianite appears Veined or Pebbled. The luster of Marl is dull while that of Luxullianite is dull to grainy with sporadic parts pearly and vitreous. Marl is available in beige, brown, green, grey, white colors whereas Luxullianite is available in black, grey, orange, pink, white colors. The commercial uses of Marl are creating artwork, soil conditioner and that of Luxullianite are creating artwork, curling, gemstone, laboratory bench tops, tombstones.