Know all about Nephelinite and Peridotite properties here. All properties of rocks are important as they define the type of rock and its application. Nephelinite and Peridotite belong to Igneous Rocks.Texture of Nephelinite is Aphanitic whereas that of Peridotite is Phaneritic. Nephelinite appears Skeletal and Peridotite appears Rough and Shiny. The luster of Nephelinite is vitreous to metallic while that of Peridotite is shiny. Nephelinite is available in black, brown, colourless, green, grey, white colors whereas Peridotite is available in dark greenish - grey colors. The commercial uses of Nephelinite are creating artwork, 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.