Know all about Nepheline Syenite and Oolite 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 Oolite belongs to Sedimentary Rocks.Texture of Nepheline Syenite is Granular whereas that of Oolite is Clastic or Non-Clastic. Nepheline Syenite appears Banded and Foilated and Oolite appears Rounded and Rough. The luster of Nepheline Syenite is greasy to dull while that of Oolite is pearly to shiny. Nepheline Syenite is available in brown, buff, cream, green, grey, pink, white colors whereas Oolite is available in black, blue, brown, cream, green, grey, pink, red, silver, white, yellow colors. The commercial uses of Nepheline Syenite are cemetery markers, creating artwork and that of Oolite are creating artwork, jewelry, used in aquariums.