Know all about Chert and Cataclasite properties here. All properties of rocks are important as they define the type of rock and its application. Chert belongs to Sedimentary Rocks while Cataclasite belongs to Metamorphic Rocks.Texture of Chert is Banded, Rough whereas that of Cataclasite is Clastic. Chert appears Glassy or Pearly and Cataclasite appears Dull and Banded. The luster of Chert is waxy and dull while that of Cataclasite is vitreous. Chert is available in black, brown, green, grey, red, white colors whereas Cataclasite is available in brown, green, 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 Cataclasite are commemorative tablets, creating artwork.