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