Know all about Hornfels and Harzburgite properties here. All properties of rocks are important as they define the type of rock and its application. Hornfels belongs to Metamorphic Rocks while Harzburgite belongs to Igneous Rocks.Texture of Hornfels is Granular, Platy whereas that of Harzburgite is Phaneritic. Hornfels appears Dull and Harzburgite appears Rough and Shiny. The luster of Hornfels and Harzburgite is shiny. Hornfels and Harzburgite are available in brown, dark greenish - grey, green, reddish brown colors. The commercial uses of Hornfels are cemetery markers, commemorative tablets, creating artwork and that of Harzburgite are creating artwork, gemstone, jewelry, source of chromite, platinum, nickel and garnet, source of diamonds.