Know all about Phyllite and Peridotite properties here. All properties of rocks are important as they define the type of rock and its application. Phyllite belongs to Metamorphic Rocks while Peridotite belongs to Igneous Rocks.Texture of Phyllite is Phyllitic Sheen, Slaty whereas that of Peridotite is Phaneritic. Phyllite appears Crinkled or Wavy and Peridotite appears Rough and Shiny. The luster of Phyllite is phyllitic while that of Peridotite is shiny. Phyllite is available in black to grey, light greenish grey colors whereas Peridotite is available in dark greenish - grey colors. The commercial uses of Phyllite are cemetery markers, commemorative tablets, creating artwork, writing slates and that of Peridotite are creating artwork, gemstone, jewelry, source of chromite, platinum, nickel and garnet, source of diamonds.