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