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