Know all about Variolite and Taconite properties here. All properties of rocks are important as they define the type of rock and its application. Variolite belongs to Igneous Rocks while Taconite belongs to Sedimentary Rocks.Texture of Variolite is Glassy, Massive, Porphyritic, Scoriaceous, Vesicular whereas that of Taconite is Banded, Trellis. Variolite appears Dull and Soft and Taconite appears Layered, Banded, Veined and Shiny. The luster of Variolite is not available while that of Taconite is earthy. Variolite is available in black, brown, light to dark grey colors whereas Taconite is available in red, reddish brown colors. The commercial uses of Variolite are cemetery markers, creating artwork and that of Taconite are as a touchstone, cemetery markers, creating artwork.