Know all about Dolomite and Chert properties here. All properties of rocks are important as they define the type of rock and its application. Dolomite and Chert belong to Sedimentary Rocks.Texture of Dolomite is Earthy whereas that of Chert is Banded, Rough. Dolomite appears Glassy or Pearly and Chert appears Glassy or Pearly. The luster of Dolomite is vitreous and pearly while that of Chert is waxy and dull. Dolomite 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 Dolomite are an oil and gas reservoir, as a feed additive for livestock, gemstone, metallurgical flux, production of lime, soil conditioner, source of magnesia (mgo) and that of Chert are creating artwork, gemstone, in fire-starting tools, jewelry, to ignite fire, used in flintlock firearms.