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