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