Know all about Hornfels and Mugearite properties here. All properties of rocks are important as they define the type of rock and its application. Hornfels belongs to Metamorphic Rocks while Mugearite belongs to Igneous Rocks.Texture of Hornfels is Granular, Platy whereas that of Mugearite is Glassy, Massive, Porphyritic, Scoriaceous, Vesicular. Hornfels appears Dull and Mugearite appears Dull and Soft. The luster of Hornfels is shiny while that of Mugearite is not available. Hornfels is available in brown, dark greenish - grey, green, reddish brown colors whereas Mugearite is available in black, brown, light to dark grey colors. The commercial uses of Hornfels and Mugearite are cemetery markers, commemorative tablets, creating artwork.