Know all about Chalk and Serpentinite properties here. All properties of rocks are important as they define the type of rock and its application. Chalk belongs to Sedimentary Rocks while Serpentinite belongs to Metamorphic Rocks.Texture of Chalk is Clastic or Non-Clastic whereas that of Serpentinite is Earthy. Chalk appears Soft and Serpentinite appears Rough and Dull. The luster of Chalk is dull while that of Serpentinite is waxy and dull. Chalk is available in grey, white, yellow colors whereas Serpentinite is available in black, brown, colourless, green, grey, 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 Serpentinite are commemorative tablets, creating artwork.