Know all about Nepheline Syenite and Diamictite 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 Diamictite belongs to Sedimentary Rocks.Texture of Nepheline Syenite is Granular whereas that of Diamictite is Clastic. Nepheline Syenite appears Banded and Foilated and Diamictite appears Banded. The luster of Nepheline Syenite is greasy to dull while that of Diamictite is grainy, pearly and vitreous. Nepheline Syenite and Diamictite are available in brown, buff, cream, green, grey, pink, white colors. The commercial uses of Nepheline Syenite are cemetery markers, creating artwork and that of Diamictite are commemorative tablets, creating artwork, production of lime.