Know all about Troctolite and Flint properties here. All properties of rocks are important as they define the type of rock and its application. Troctolite belongs to Igneous Rocks while Flint belongs to Sedimentary Rocks.Texture of Troctolite is Phaneritic whereas that of Flint is Banded, Rough. Troctolite appears Veined and Shiny and Flint appears Glassy or Pearly. The luster of Troctolite is not available while that of Flint is vitreous. Troctolite is available in dark grey to black colors whereas Flint is available in black, brown, green, grey, red, white colors. The commercial uses of Troctolite are cemetery markers, commemorative tablets, laboratory bench tops, jewelry, sea defence, 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.