Know all about Troctolite and Taconite properties here. All properties of rocks are important as they define the type of rock and its application. Troctolite belongs to Igneous Rocks while Taconite belongs to Sedimentary Rocks.Texture of Troctolite is Phaneritic whereas that of Taconite is Banded, Trellis. Troctolite appears Veined and Shiny and Taconite appears Layered, Banded, Veined and Shiny. The luster of Troctolite is not available while that of Taconite is earthy. Troctolite is available in dark grey to black colors whereas Taconite is available in red, reddish brown colors. The commercial uses of Troctolite are cemetery markers, commemorative tablets, laboratory bench tops, jewelry, sea defence, tombstones and that of Taconite are as a touchstone, cemetery markers, creating artwork.