Know all about Rhyolite and Flint properties here. All properties of rocks are important as they define the type of rock and its application. Rhyolite belongs to Igneous Rocks while Flint belongs to Sedimentary Rocks.Texture of Rhyolite is Aphanitic, Glassy, Porphyritic whereas that of Flint is Banded, Rough. Rhyolite appears Banded and Flint appears Glassy or Pearly. The luster of Rhyolite is earthy while that of Flint is vitreous. Rhyolite is available in grey, white, light black colors whereas Flint is available in black, brown, green, grey, red, white colors. The commercial uses of Rhyolite are gemstone, laboratory bench tops, jewelry 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.