Know all about Rhomb Porphyry and Dunite properties here. All properties of rocks are important as they define the type of rock and its application. Rhomb Porphyry and Dunite belong to Igneous Rocks.Texture of Rhomb Porphyry is Aphanitic to Porphyritic whereas that of Dunite is Phaneritic. Rhomb Porphyry appears Rough and Dunite appears Rough and Shiny. The luster of Rhomb Porphyry is subvitreous to dull while that of Dunite is shiny. Rhomb Porphyry is available in black, brown, colourless, green, grey, pink, white colors whereas Dunite is available in dark greenish - grey colors. The commercial uses of Rhomb Porphyry are an oil and gas reservoir, as a feed additive for livestock, metallurgical flux, soil conditioner, source of magnesia (mgo) and that of Dunite are creating artwork, gemstone, jewelry, source of chromite, platinum, nickel and garnet, source of diamonds.