Know all about Hornfels and Banded iron formation properties here. All properties of rocks are important as they define the type of rock and its application. Hornfels belongs to Metamorphic Rocks while Banded iron formation belongs to Sedimentary Rocks.Texture of Hornfels is Granular, Platy whereas that of Banded iron formation is Banded, Trellis. Hornfels appears Dull and Banded iron formation appears Layered, Banded, Veined and Shiny. The luster of Hornfels is shiny while that of Banded iron formation is earthy. Hornfels is available in brown, dark greenish - grey, green, reddish brown colors whereas Banded iron formation is available in red, reddish brown colors. The commercial uses of Hornfels are cemetery markers, commemorative tablets, creating artwork and that of Banded iron formation are as a touchstone, cemetery markers, creating artwork.