Know all about Taconite and Greywacke properties here. All properties of rocks are important as they define the type of rock and its application. Taconite and Greywacke belong to Sedimentary Rocks.Texture of Taconite is Banded, Trellis whereas that of Greywacke is Clastic. Taconite appears Layered, Banded, Veined and Shiny and Greywacke appears Dull. The luster of Taconite is earthy while that of Greywacke is dull. Taconite is available in red, reddish brown colors whereas Greywacke 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 Greywacke are as armour rock for sea walls, petroleum reservoirs, sea defence, tombstones.