Know all about Chalk and Evaporite properties here. All properties of rocks are important as they define the type of rock and its application. Chalk and Evaporite belong to Sedimentary Rocks.Texture of Chalk is Clastic or Non-Clastic whereas that of Evaporite is Earthy. Chalk appears Soft and Evaporite appears Glassy, Vesicular and Foilated. The luster of Chalk is dull while that of Evaporite is subvitreous to dull. Chalk is available in grey, white, yellow colors whereas Evaporite is available in colourless, green, grey, silver, white colors. The commercial uses 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 and that of Evaporite are used in the manufacture of ceramic powder, used in the preparation of sulfuric acid and silicon diborite.