Know all about Banded iron formation and Comendite properties here. All properties of rocks are important as they define the type of rock and its application. Banded iron formation belongs to Sedimentary Rocks while Comendite belongs to Igneous Rocks.Texture of Banded iron formation is Banded, Trellis whereas that of Comendite is Porphyritic. Banded iron formation appears Layered, Banded, Veined and Shiny and Comendite appears Foliated. The luster of Banded iron formation is earthy while that of Comendite is dull. Banded iron formation is available in red, reddish brown colors whereas Comendite is available in blue, bluish - grey colors. The commercial uses of Banded iron formation and Comendite are as a touchstone, cemetery markers, creating artwork.