Know all about Taconite and Itacolumite properties here. All properties of rocks are important as they define the type of rock and its application. Taconite and Itacolumite belong to Sedimentary Rocks.Texture of Taconite is Banded, Trellis whereas that of Itacolumite is Clastic, Granular, Rough. Taconite appears Layered, Banded, Veined and Shiny and Itacolumite appears Rough. The luster of Taconite is earthy while that of Itacolumite is dull. Taconite is available in red, reddish brown colors whereas Itacolumite is available in beige, black, brown, colourless, cream, dark brown, green, grey, light green, light to dark grey, pink, red, white, yellow colors. The commercial uses of Taconite are as a touchstone, cemetery markers, creating artwork and that of Itacolumite are an oil and gas reservoir, in aquifers, petroleum reservoirs, soil conditioner, source of magnesia (mgo), tombstones.