Know all about Phyllite and Mylonite properties here. All properties of rocks are important as they define the type of rock and its application. Phyllite and Mylonite belong to Metamorphic Rocks.Texture of Phyllite is Phyllitic Sheen, Slaty whereas that of Mylonite is Foliated. Phyllite appears Crinkled or Wavy and Mylonite appears Dull, Banded and Foilated. The luster of Phyllite is phyllitic while that of Mylonite is shiny. Phyllite and Mylonite are available in black to grey, light greenish grey colors. The commercial uses of Phyllite are cemetery markers, commemorative tablets, creating artwork, writing slates and that of Mylonite are creating artwork, gemstone, jewelry.