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