Know all about Icelandite and Taconite properties here. All properties of rocks are important as they define the type of rock and its application. Icelandite belongs to Igneous Rocks while Taconite belongs to Sedimentary Rocks.Texture of Icelandite is Aphanitic to Porphyritic whereas that of Taconite is Banded, Trellis. Icelandite appears Dull and Soft and Taconite appears Layered, Banded, Veined and Shiny. The luster of Icelandite is vitreous while that of Taconite is earthy. Icelandite is available in bluish - grey, grey, pink, yellow colors whereas Taconite is available in red, reddish brown colors. The commercial uses of Icelandite are cemetery markers, creating artwork and that of Taconite are as a touchstone, cemetery markers, creating artwork.