Know all about Flint and Comendite properties here. All properties of rocks are important as they define the type of rock and its application. Flint belongs to Sedimentary Rocks while Comendite belongs to Igneous Rocks.Texture of Flint is Banded, Rough whereas that of Comendite is Porphyritic. Flint appears Glassy or Pearly and Comendite appears Foliated. The luster of Flint is vitreous while that of Comendite is dull. Flint is available in black, brown, green, grey, red, white colors whereas Comendite is available in blue, bluish - grey colors. The commercial uses of Flint are creating artwork, gemstone, in fire-starting tools, manufacture of tools, metallurgical flux, jewelry, to ignite fire, used in flintlock firearms and that of Comendite are cemetery markers.