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