Know all about Carbonatite and Chert properties here. All properties of rocks are important as they define the type of rock and its application. Carbonatite belongs to Igneous Rocks while Chert belongs to Sedimentary Rocks.Texture of Carbonatite is Granular, Poikiloblastic whereas that of Chert is Banded, Rough. Carbonatite appears Dull, Banded and Foilated and Chert appears Glassy or Pearly. The luster of Carbonatite is subvitreous to dull while that of Chert is waxy and dull. Carbonatite is available in black, brown, colourless, green, grey, pink, white colors whereas Chert is available in black, brown, green, grey, red, white colors. The commercial uses of Carbonatite are an oil and gas reservoir, as a feed additive for livestock, gemstone, metallurgical flux and that of Chert are creating artwork, gemstone, in fire-starting tools, jewelry, to ignite fire, used in flintlock firearms.