Know all about Chert and Norite properties here. All properties of rocks are important as they define the type of rock and its application. Chert belongs to Sedimentary Rocks while Norite belongs to Igneous Rocks.Texture of Chert is Banded, Rough whereas that of Norite is Phaneritic. Chert appears Glassy or Pearly and Norite appears Veined and Shiny. The luster of Chert is waxy and dull while that of Norite is not available. Chert is available in black, brown, green, grey, red, white colors whereas Norite is available in dark grey to black 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 Norite are cemetery markers, commemorative tablets, laboratory bench tops, jewelry, sea defence, tombstones.