Know all about Flint and Banded iron formation properties here. All properties of rocks are important as they define the type of rock and its application. Flint and Banded iron formation belong to Sedimentary Rocks.Texture of Flint is Banded, Rough whereas that of Banded iron formation is Banded, Trellis. Flint appears Glassy or Pearly and Banded iron formation appears Layered, Banded, Veined and Shiny. The luster of Flint is vitreous while that of Banded iron formation is earthy. Flint is available in black, brown, green, grey, red, white colors whereas Banded iron formation is available in red, reddish brown colors. The commercial uses of Flint are creating artwork, gemstone, in fire-starting tools, manufacture of tools, metallurgical flux, jewelry, to ignite fire, used in flintlock firearms and that of Banded iron formation are as a touchstone, cemetery markers, creating artwork.