Know all about Banded iron formation and Marl properties here. All properties of rocks are important as they define the type of rock and its application. Banded iron formation and Marl belong to Sedimentary Rocks.Texture of Banded iron formation is Banded, Trellis whereas that of Marl is Earthy. Banded iron formation appears Layered, Banded, Veined and Shiny and Marl appears Rough and Dull. The luster of Banded iron formation is earthy while that of Marl is dull. Banded iron formation is available in red, reddish brown colors whereas Marl is available in beige, brown, green, grey, white colors. The commercial uses of Banded iron formation are as a touchstone, cemetery markers, creating artwork and that of Marl are creating artwork, soil conditioner.