Know all about Troctolite and Dolomite properties here. All properties of rocks are important as they define the type of rock and its application. Troctolite belongs to Igneous Rocks while Dolomite belongs to Sedimentary Rocks.Texture of Troctolite is Phaneritic whereas that of Dolomite is Earthy. Troctolite appears Veined and Shiny and Dolomite appears Glassy or Pearly. The luster of Troctolite is not available while that of Dolomite is vitreous and pearly. Troctolite is available in dark grey to black colors whereas Dolomite is available in black, brown, colourless, green, grey, pink, white colors. The commercial uses of Troctolite are cemetery markers, commemorative tablets, laboratory bench tops, jewelry, sea defence, tombstones and that 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).