Know all about Harzburgite and Flint properties here. All properties of rocks are important as they define the type of rock and its application. Harzburgite belongs to Igneous Rocks while Flint belongs to Sedimentary Rocks.Texture of Harzburgite is Phaneritic whereas that of Flint is Banded, Rough. Harzburgite appears Rough and Shiny and Flint appears Glassy or Pearly. The luster of Harzburgite is shiny while that of Flint is vitreous. Harzburgite is available in dark greenish - grey colors whereas Flint 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 Flint are creating artwork, gemstone, in fire-starting tools, manufacture of tools, metallurgical flux, jewelry, to ignite fire, used in flintlock firearms.