Know all about Nepheline Syenite and Pyrolite properties here. All properties of rocks are important as they define the type of rock and its application. Nepheline Syenite and Pyrolite belong to Igneous Rocks.Texture of Nepheline Syenite is Granular whereas that of Pyrolite is Phaneritic. Nepheline Syenite appears Banded and Foilated and Pyrolite appears Rough and Shiny. The luster of Nepheline Syenite is greasy to dull while that of Pyrolite is shiny. Nepheline Syenite is available in brown, buff, cream, green, grey, pink, white colors whereas Pyrolite is available in dark greenish - grey colors. The commercial uses of Nepheline Syenite are cemetery markers, creating artwork and that of Pyrolite are creating artwork, gemstone, jewelry, source of chromite, platinum, nickel and garnet, source of diamonds.