Know all about Flint and Rapakivi Granite properties here. All properties of rocks are important as they define the type of rock and its application. Flint belongs to Sedimentary Rocks while Rapakivi Granite belongs to Igneous Rocks.Texture of Flint is Banded, Rough whereas that of Rapakivi Granite is Granular, Phaneritic. Flint appears Glassy or Pearly and Rapakivi Granite appears Veined or Pebbled. The luster of Flint is vitreous while that of Rapakivi Granite is dull to grainy with sporadic parts pearly and vitreous. Flint is available in black, brown, green, grey, red, white colors whereas Rapakivi Granite is available in black, grey, orange, pink, white 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 Rapakivi Granite are cemetery markers, commemorative tablets, creating artwork, curling, laboratory bench tops, tombstones.