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