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