Know all about Breccia and Hornfels properties here. All properties of rocks are important as they define the type of rock and its application. Breccia belongs to Sedimentary Rocks while Hornfels belongs to Metamorphic Rocks.Texture of Breccia is Brecciated, Clastic whereas that of Hornfels is Granular, Platy. Breccia appears Layered, Banded, Veined and Shiny and Hornfels appears Dull. The luster of Breccia is dull to pearly while that of Hornfels is shiny. Breccia is available in beige, black, blue, brown, buff, green, grey, orange, pink, purple, red, rust, white, yellow colors whereas Hornfels is available in brown, dark greenish - grey, green, reddish brown colors. The commercial uses of Breccia are creating artwork, gemstone, jewelry and that of Hornfels are cemetery markers, commemorative tablets, creating artwork.