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