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