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