Know all about Nepheline Syenite and Dolomite properties here. All properties of rocks are important as they define the type of rock and its application. Nepheline Syenite belongs to Igneous Rocks while Dolomite belongs to Sedimentary Rocks.Texture of Nepheline Syenite is Granular whereas that of Dolomite is Earthy. Nepheline Syenite appears Banded and Foilated and Dolomite appears Glassy or Pearly. The luster of Nepheline Syenite is greasy to dull while that of Dolomite is vitreous and pearly. Nepheline Syenite is available in brown, buff, cream, green, grey, pink, white colors whereas Dolomite is available in black, brown, colourless, green, grey, pink, white colors. The commercial uses of Nepheline Syenite are cemetery markers, creating artwork 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).