Know all about Taconite and Jasperoid properties here. All properties of rocks are important as they define the type of rock and its application. Taconite and Jasperoid belong to Sedimentary Rocks.Texture of Taconite is Banded, Trellis whereas that of Jasperoid is Earthy. Taconite appears Layered, Banded, Veined and Shiny and Jasperoid appears Glassy or Pearly. The luster of Taconite is earthy while that of Jasperoid is vitreous and pearly. Taconite is available in red, reddish brown colors whereas Jasperoid is available in black, brown, colourless, green, grey, pink, white colors. The commercial uses of Taconite are as a touchstone, cemetery markers, creating artwork and that 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).