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