Know all about Charnockite and Flint properties here. All properties of rocks are important as they define the type of rock and its application. Charnockite belongs to Igneous Rocks while Flint belongs to Sedimentary Rocks.Texture of Charnockite is Granular whereas that of Flint is Banded, Rough. Charnockite appears Veined or Pebbled and Flint appears Glassy or Pearly. The luster of Charnockite is not available while that of Flint is vitreous. Charnockite is available in black, grey, orange, pink, white colors whereas Flint is available in black, brown, green, grey, red, white colors. The commercial uses of Charnockite are curling, gemstone, laboratory bench tops, tombstones 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.