Know all about Nepheline Syenite and Greenschist 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 Greenschist belongs to Metamorphic Rocks.Texture of Nepheline Syenite is Granular whereas that of Greenschist is Foliated, Platy. Nepheline Syenite appears Banded and Foilated and Greenschist appears Layered and Shiny. The luster of Nepheline Syenite is greasy to dull while that of Greenschist is shiny. Nepheline Syenite is available in brown, buff, cream, green, grey, pink, white colors whereas Greenschist is available in dark greenish - grey, green colors. The commercial uses of Nepheline Syenite are cemetery markers, creating artwork and that of Greenschist are blackboards, manufacture of tools, writing slates.