Know all about Peridotite and Theralite properties here. All properties of rocks are important as they define the type of rock and its application. Peridotite and Theralite belong to Igneous Rocks.Texture of Peridotite is Phaneritic whereas that of Theralite is Phaneritic. Peridotite appears Rough and Shiny and Theralite appears Veined and Shiny. The luster of Peridotite is shiny while that of Theralite is waxy and dull. Peridotite is available in dark greenish - grey colors whereas Theralite is available in dark grey to black colors. The commercial uses of Peridotite are creating artwork, gemstone, jewelry, source of chromite, platinum, nickel and garnet, source of diamonds and that of Theralite are cemetery markers, commemorative tablets, creating artwork, laboratory bench tops, jewelry, sea defence, tombstones.