Know all about Chalk and Granulite properties here. All properties of rocks are important as they define the type of rock and its application. Chalk belongs to Sedimentary Rocks while Granulite belongs to Metamorphic Rocks.Texture of Chalk is Clastic or Non-Clastic whereas that of Granulite is Granoblastic. Chalk appears Soft and Granulite appears Veined or Pebbled. The luster of Chalk is dull while that of Granulite is vitreous. Chalk is available in grey, white, yellow colors whereas Granulite is available in black, brown 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 Granulite are curling, gemstone, laboratory bench tops, soil conditioner, tombstones.