Know all about Jasperoid and Banded iron formation properties here. All properties of rocks are important as they define the type of rock and its application. Jasperoid and Banded iron formation belong to Sedimentary Rocks.Texture of Jasperoid is Earthy whereas that of Banded iron formation is Banded, Trellis. Jasperoid appears Glassy or Pearly and Banded iron formation appears Layered, Banded, Veined and Shiny. The luster of Jasperoid is vitreous and pearly while that of Banded iron formation is earthy. Jasperoid is available in black, brown, colourless, green, grey, pink, white colors whereas Banded iron formation is available in red, reddish brown colors. The commercial uses of Jasperoid are an oil and gas reservoir, as a feed additive for livestock, gemstone, metallurgical flux, production of lime, soil conditioner, source of magnesia (mgo) and that of Banded iron formation are as a touchstone, cemetery markers, creating artwork.