Know all about Nepheline Syenite and Felsite properties here. All properties of rocks are important as they define the type of rock and its application. Nepheline Syenite and Felsite belong to Igneous Rocks.Texture of Nepheline Syenite is Granular whereas that of Felsite is Arborescent Patterned, Vitreous. Nepheline Syenite appears Banded and Foilated and Felsite appears Layered, Banded, Veined and Shiny. The luster of Nepheline Syenite is greasy to dull while that of Felsite is vitreous. Nepheline Syenite is available in brown, buff, cream, green, grey, pink, white colors whereas Felsite is available in black, blue, brown, green, orange, red, tan, yellow colors. The commercial uses of Nepheline Syenite are cemetery markers, creating artwork and that of Felsite are mirror, jewelry.