Know all about Dolomite and Nephelinite properties here. All properties of rocks are important as they define the type of rock and its application. Dolomite belongs to Sedimentary Rocks while Nephelinite belongs to Igneous Rocks.Texture of Dolomite is Earthy whereas that of Nephelinite is Aphanitic. Dolomite appears Glassy or Pearly and Nephelinite appears Skeletal. The luster of Dolomite is vitreous and pearly while that of Nephelinite is vitreous to metallic. Dolomite and Nephelinite are available in black, brown, colourless, green, grey, pink, 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 Nephelinite are creating artwork, soil conditioner, source of magnesia (mgo).