Know all about Pyrolite and Pseudotachylite properties here. All properties of rocks are important as they define the type of rock and its application. Pyrolite belongs to Igneous Rocks while Pseudotachylite belongs to Metamorphic Rocks.Texture of Pyrolite is Phaneritic whereas that of Pseudotachylite is Quench. Pyrolite appears Rough and Shiny and Pseudotachylite appears Dull and Soft. The luster of Pyrolite is shiny while that of Pseudotachylite is vitreous. Pyrolite is available in dark greenish - grey colors whereas Pseudotachylite is available in black, brown, colourless, green, grey, pink, white colors. The commercial uses of Pyrolite and Pseudotachylite are creating artwork, gemstone, jewelry, source of chromite, platinum, nickel and garnet, source of diamonds.