Know all about Basaltic Trachyandesite and Flint properties here. All properties of rocks are important as they define the type of rock and its application. Basaltic Trachyandesite belongs to Igneous Rocks while Flint belongs to Sedimentary Rocks.Texture of Basaltic Trachyandesite is Glassy, Massive, Porphyritic, Scoriaceous, Vesicular whereas that of Flint is Banded, Rough. Basaltic Trachyandesite appears Dull and Soft and Flint appears Glassy or Pearly. The luster of Basaltic Trachyandesite is not available while that of Flint is vitreous. Basaltic Trachyandesite is available in black, brown, light to dark grey colors whereas Flint is available in black, brown, green, grey, red, white colors. The commercial uses of Basaltic Trachyandesite are an oil and gas reservoir, commemorative tablets, creating artwork 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.