Know all about Hornfels and Skarn properties here. All properties of rocks are important as they define the type of rock and its application. Hornfels and Skarn belong to Metamorphic Rocks.Texture of Hornfels is Granular, Platy whereas that of Skarn is Earthy, Mud-rich, Rough. Hornfels appears Dull and Skarn appears Dull. The luster of Hornfels is shiny while that of Skarn is waxy and dull. Hornfels is available in brown, dark greenish - grey, green, reddish brown colors whereas Skarn is available in black, brown, colourless, green, grey, white colors. The commercial uses of Hornfels are cemetery markers, commemorative tablets, creating artwork and that of Skarn are creating artwork, gemstone, jewelry, metallurgical flux, source of magnesia (mgo).