Know all about Taconite and Chalk properties here. All properties of rocks are important as they define the type of rock and its application. Taconite and Chalk belong to Sedimentary Rocks.Texture of Taconite is Banded, Trellis whereas that of Chalk is Clastic or Non-Clastic. Taconite appears Layered, Banded, Veined and Shiny and Chalk appears Soft. The luster of Taconite is earthy while that of Chalk is dull. Taconite is available in red, reddish brown colors whereas Chalk is available in grey, white, yellow colors. The commercial uses of Taconite are as a touchstone, cemetery markers, creating artwork and that of Chalk are alumina refineries, creating artwork, drawing on blackboards, gymnasts, athletes and mountain climbers use for grip, in aquifers, paper industry, production of lime, raw material for manufacture of quicklime, slaked lime, soil conditioner, whiting, whiting material in toothpaste, paint and paper.