Know all about Pegmatite and Banded iron formation properties here. All properties of rocks are important as they define the type of rock and its application. Pegmatite belongs to Igneous Rocks while Banded iron formation belongs to Sedimentary Rocks.Texture of Pegmatite is Pegmatitic whereas that of Banded iron formation is Banded, Trellis. Pegmatite appears Layered, Banded, Veined and Shiny and Banded iron formation appears Layered, Banded, Veined and Shiny. The luster of Pegmatite is grainy, pearly and vitreous while that of Banded iron formation is earthy. Pegmatite is available in black, brown, cream, green, grey, pink, red, rust, silver, white, yellow colors whereas Banded iron formation is available in red, reddish brown colors. The commercial uses of Pegmatite are creating artwork, jewelry, source of corundum, tourmalines, beryls and topaz and that of Banded iron formation are as a touchstone, cemetery markers, creating artwork.