Know all about Flint and Boninite properties here. All properties of rocks are important as they define the type of rock and its application. Flint belongs to Sedimentary Rocks while Boninite belongs to Igneous Rocks.Texture of Flint is Banded, Rough whereas that of Boninite is Aphanitic to Porphyritic. Flint appears Glassy or Pearly and Boninite appears Dull and Soft. The luster of Flint and Boninite is vitreous. Flint is available in black, brown, green, grey, red, white colors whereas Boninite is available in bluish - grey, brown, colourless, green, 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 Boninite are an oil and gas reservoir, cemetery markers, creating artwork, soil conditioner, source of magnesia (mgo).