Know all about Oolite and Chalk properties here. All properties of rocks are important as they define the type of rock and its application. Oolite and Chalk belong to Sedimentary Rocks.Texture of Oolite is Clastic or Non-Clastic whereas that of Chalk is Clastic or Non-Clastic. Oolite appears Rounded and Rough and Chalk appears Soft. The luster of Oolite is pearly to shiny while that of Chalk is dull. Oolite and Chalk are available in black, blue, brown, cream, green, grey, pink, red, silver, white, yellow colors. The commercial uses of Oolite are creating artwork, jewelry, used in aquariums 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.