Know all about Chert and Granulite properties here. All properties of rocks are important as they define the type of rock and its application. Chert belongs to Sedimentary Rocks while Granulite belongs to Metamorphic Rocks.Texture of Chert is Banded, Rough whereas that of Granulite is Granoblastic. Chert appears Glassy or Pearly and Granulite appears Veined or Pebbled. The luster of Chert is waxy and dull while that of Granulite is vitreous. Chert and Granulite are available in black, brown, green, grey, red, white 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 Granulite are curling, gemstone, laboratory bench tops, soil conditioner, tombstones.