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