Know all about Shale and Peridotite properties here. All properties of rocks are important as they define the type of rock and its application. Shale belongs to Sedimentary Rocks while Peridotite belongs to Igneous Rocks.Texture of Shale is Clastic, Splintery whereas that of Peridotite is Phaneritic. Shale appears Muddy and Peridotite appears Rough and Shiny. The luster of Shale is dull while that of Peridotite is shiny. Shale is available in black, brown, buff, green, grey, red, yellow colors whereas Peridotite is available in dark greenish - grey colors. The commercial uses of Shale are creating artwork, pottery and that of Peridotite are creating artwork, gemstone, jewelry, source of chromite, platinum, nickel and garnet, source of diamonds.