Know all about Diorite and Dunite properties here. All properties of rocks are important as they define the type of rock and its application. Diorite and Dunite belong to Igneous Rocks.Texture of Diorite is Phaneritic whereas that of Dunite is Phaneritic. Diorite appears Shiny and Dunite appears Rough and Shiny. The luster of Diorite and Dunite is shiny. Diorite is available in black, brown, light to dark grey, white colors whereas Dunite is available in dark greenish - grey colors. The commercial uses of Diorite are creating artwork, curling and that of Dunite are creating artwork, gemstone, jewelry, source of chromite, platinum, nickel and garnet, source of diamonds.