Know all about Luxullianite and Chert properties here. All properties of rocks are important as they define the type of rock and its application. Luxullianite belongs to Igneous Rocks while Chert belongs to Sedimentary Rocks.Texture of Luxullianite is Granular, Phaneritic whereas that of Chert is Banded, Rough. Luxullianite appears Veined or Pebbled and Chert appears Glassy or Pearly. The luster of Luxullianite is dull to grainy with sporadic parts pearly and vitreous while that of Chert is waxy and dull. Luxullianite is available in black, grey, orange, pink, white colors whereas Chert is available in black, brown, green, grey, red, white colors. The commercial uses of Luxullianite are creating artwork, curling, gemstone, laboratory bench tops, tombstones and that of Chert are creating artwork, gemstone, in fire-starting tools, jewelry, to ignite fire, used in flintlock firearms.