Know all about Hornfels and Granodiorite properties here. All properties of rocks are important as they define the type of rock and its application. Hornfels belongs to Metamorphic Rocks while Granodiorite belongs to Igneous Rocks.Texture of Hornfels is Granular, Platy whereas that of Granodiorite is Granular, Phaneritic. Hornfels appears Dull and Granodiorite appears Veined or Pebbled. The luster of Hornfels is shiny while that of Granodiorite is grainy, pearly and vitreous. Hornfels is available in brown, dark greenish - grey, green, reddish brown colors whereas Granodiorite is available in black, grey, orange, pink, white colors. The commercial uses of Hornfels are cemetery markers, commemorative tablets, creating artwork and that of Granodiorite are curling, gemstone, laboratory bench tops, tombstones.