Know all about Dolomite and Diorite properties here. All properties of rocks are important as they define the type of rock and its application. Dolomite belongs to Sedimentary Rocks while Diorite belongs to Igneous Rocks.Texture of Dolomite is Earthy whereas that of Diorite is Phaneritic. Dolomite appears Glassy or Pearly and Diorite appears Shiny. The luster of Dolomite is vitreous and pearly while that of Diorite is shiny. Dolomite is available in black, brown, colourless, green, grey, pink, white colors whereas Diorite is available in black, brown, light to dark grey, 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 Diorite are creating artwork, curling.