Know all about Hornfels and Pegmatite properties here. All properties of rocks are important as they define the type of rock and its application. Hornfels belongs to Metamorphic Rocks while Pegmatite belongs to Igneous Rocks.Texture of Hornfels is Granular, Platy whereas that of Pegmatite is Pegmatitic. Hornfels appears Dull and Pegmatite appears Layered, Banded, Veined and Shiny. The luster of Hornfels is shiny while that of Pegmatite is grainy, pearly and vitreous. Hornfels is available in brown, dark greenish - grey, green, reddish brown colors whereas Pegmatite is available in black, brown, cream, green, grey, pink, red, rust, silver, white, yellow colors. The commercial uses of Hornfels are cemetery markers, commemorative tablets, creating artwork and that of Pegmatite are creating artwork, jewelry, source of corundum, tourmalines, beryls and topaz.