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