Know all about Nepheline Syenite and Vogesite properties here. All properties of rocks are important as they define the type of rock and its application. Nepheline Syenite and Vogesite belong to Igneous Rocks.Texture of Nepheline Syenite is Granular whereas that of Vogesite is Porphyritic. Nepheline Syenite appears Banded and Foilated and Vogesite appears Dull, Banded and Foilated. The luster of Nepheline Syenite is greasy to dull while that of Vogesite is subvitreous to dull. Nepheline Syenite is available in brown, buff, cream, green, grey, pink, white colors whereas Vogesite is available in black, bluish - grey, brown, dark greenish - grey, green, grey colors. The commercial uses of Nepheline Syenite are cemetery markers, creating artwork and that of Vogesite are an oil and gas reservoir, as a feed additive for livestock, gemstone, metallurgical flux, production of lime, soil conditioner, source of magnesia (mgo).