Know all about Pegmatite and Chert properties here. All properties of rocks are important as they define the type of rock and its application. Pegmatite belongs to Igneous Rocks while Chert belongs to Sedimentary Rocks.Texture of Pegmatite is Pegmatitic whereas that of Chert is Banded, Rough. Pegmatite appears Layered, Banded, Veined and Shiny and Chert appears Glassy or Pearly. The luster of Pegmatite is grainy, pearly and vitreous while that of Chert is waxy and dull. Pegmatite and Chert are available in black, brown, cream, green, grey, pink, red, rust, silver, white, yellow colors. The commercial uses of Pegmatite are creating artwork, jewelry, source of corundum, tourmalines, beryls and topaz and that of Chert are creating artwork, gemstone, in fire-starting tools, jewelry, to ignite fire, used in flintlock firearms.