Know all about Harzburgite and Chert properties here. All properties of rocks are important as they define the type of rock and its application. Harzburgite belongs to Igneous Rocks while Chert belongs to Sedimentary Rocks.Texture of Harzburgite is Phaneritic whereas that of Chert is Banded, Rough. Harzburgite appears Rough and Shiny and Chert appears Glassy or Pearly. The luster of Harzburgite is shiny while that of Chert is waxy and dull. Harzburgite is available in dark greenish - grey colors whereas Chert is available in black, brown, green, grey, red, white colors. The commercial uses of Harzburgite are creating artwork, gemstone, jewelry, source of chromite, platinum, nickel and garnet, source of diamonds and that of Chert are creating artwork, gemstone, in fire-starting tools, jewelry, to ignite fire, used in flintlock firearms.