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