Know all about Peridotite and Variolite properties here. All properties of rocks are important as they define the type of rock and its application. Peridotite and Variolite belong to Igneous Rocks.Texture of Peridotite is Phaneritic whereas that of Variolite is Glassy, Massive, Porphyritic, Scoriaceous, Vesicular. Peridotite appears Rough and Shiny and Variolite appears Dull and Soft. The luster of Peridotite is shiny while that of Variolite is not available. Peridotite is available in dark greenish - grey colors whereas Variolite is available in black, brown, light to dark grey colors. The commercial uses of Peridotite are creating artwork, gemstone, jewelry, source of chromite, platinum, nickel and garnet, source of diamonds and that of Variolite are cemetery markers, creating artwork.