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