Know all about Hornfels and Conglomerate properties here. All properties of rocks are important as they define the type of rock and its application. Hornfels belongs to Metamorphic Rocks while Conglomerate belongs to Sedimentary Rocks.Texture of Hornfels is Granular, Platy whereas that of Conglomerate is Clastic. Hornfels appears Dull and Conglomerate appears Shiny and Rounded. The luster of Hornfels is shiny while that of Conglomerate is dull. Hornfels is available in brown, dark greenish - grey, green, reddish brown colors whereas Conglomerate is available in beige, black, brown, buff, light to dark grey, orange, rust, white, yellow colors. The commercial uses of Hornfels are cemetery markers, commemorative tablets, creating artwork and that of Conglomerate are cemetery markers, in aquifers, tombstones.