Know all about Chert and Basanite properties here. All properties of rocks are important as they define the type of rock and its application. Chert belongs to Sedimentary Rocks while Basanite belongs to Igneous Rocks.Texture of Chert is Banded, Rough whereas that of Basanite is Aphanitic to Porphyritic. Chert appears Glassy or Pearly and Basanite appears Glassy or Pearly. The luster of Chert and Basanite is waxy and dull. Chert and Basanite are available in black, brown, green, grey, red, white colors. The commercial uses of Chert are creating artwork, gemstone, in fire-starting tools, jewelry, to ignite fire, used in flintlock firearms and that of Basanite are as a touchstone, creating artwork, gemstone, in fire-starting tools, manufacture of tools, metallurgical flux, jewelry, to ignite fire, used in flintlock firearms.