Know all about Hornfels and Comendite properties here. All properties of rocks are important as they define the type of rock and its application. Hornfels belongs to Metamorphic Rocks while Comendite belongs to Igneous Rocks.Texture of Hornfels is Granular, Platy whereas that of Comendite is Porphyritic. Hornfels appears Dull and Comendite appears Foliated. The luster of Hornfels is shiny while that of Comendite is dull. Hornfels is available in brown, dark greenish - grey, green, reddish brown colors whereas Comendite is available in blue, bluish - grey colors. The commercial uses of Hornfels and Comendite are cemetery markers, commemorative tablets, creating artwork.