Know all about Hornfels and Luxullianite properties here. All properties of rocks are important as they define the type of rock and its application. Hornfels belongs to Metamorphic Rocks while Luxullianite belongs to Igneous Rocks.Texture of Hornfels is Granular, Platy whereas that of Luxullianite is Granular, Phaneritic. Hornfels appears Dull and Luxullianite appears Veined or Pebbled. The luster of Hornfels is shiny while that of Luxullianite is dull to grainy with sporadic parts pearly and vitreous. Hornfels is available in brown, dark greenish - grey, green, reddish brown colors whereas Luxullianite is available in black, grey, orange, pink, white colors. The commercial uses of Hornfels are cemetery markers, commemorative tablets, creating artwork and that of Luxullianite are creating artwork, curling, gemstone, laboratory bench tops, tombstones.