Know all about Banded iron formation and Hornblendite 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 Hornblendite belongs to Igneous Rocks.Texture of Banded iron formation is Banded, Trellis whereas that of Hornblendite is Banded, Foliated, Massive. Banded iron formation appears Layered, Banded, Veined and Shiny and Hornblendite appears Foliated. The luster of Banded iron formation is earthy while that of Hornblendite is vitreous to dull. Banded iron formation is available in red, reddish brown colors whereas Hornblendite is available in black, brown, green, grey colors. The commercial uses of Banded iron formation are as a touchstone, cemetery markers, creating artwork and that of Hornblendite are cemetery markers, commemorative tablets, creating artwork.