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