Know all about Carbonatite and Hornfels properties here. All properties of rocks are important as they define the type of rock and its application. Carbonatite belongs to Igneous Rocks while Hornfels belongs to Metamorphic Rocks.Texture of Carbonatite is Granular, Poikiloblastic whereas that of Hornfels is Granular, Platy. Carbonatite appears Dull, Banded and Foilated and Hornfels appears Dull. The luster of Carbonatite is subvitreous to dull while that of Hornfels is shiny. Carbonatite is available in black, brown, colourless, green, grey, pink, white colors whereas Hornfels is available in brown, dark greenish - grey, green, reddish brown colors. The commercial uses of Carbonatite are an oil and gas reservoir, as a feed additive for livestock, gemstone, metallurgical flux and that of Hornfels are cemetery markers, commemorative tablets, creating artwork.