Know all about Borolanite and Chert properties here. All properties of rocks are important as they define the type of rock and its application. Borolanite belongs to Igneous Rocks while Chert belongs to Sedimentary Rocks.Texture of Borolanite is Granular whereas that of Chert is Banded, Rough. Borolanite appears Banded and Foilated and Chert appears Glassy or Pearly. The luster of Borolanite is greasy to dull while that of Chert is waxy and dull. Borolanite is available in brown, buff, cream, green, grey, pink, white colors whereas Chert is available in black, brown, green, grey, red, white colors. The commercial uses of Borolanite are cemetery markers and that of Chert are creating artwork, gemstone, in fire-starting tools, jewelry, to ignite fire, used in flintlock firearms.