Know all about Nepheline Syenite and Dacite properties here. All properties of rocks are important as they define the type of rock and its application. Nepheline Syenite and Dacite belong to Igneous Rocks.Texture of Nepheline Syenite is Granular whereas that of Dacite is Aphanitic to Porphyritic. Nepheline Syenite appears Banded and Foilated and Dacite appears Vesicular. The luster of Nepheline Syenite is greasy to dull while that of Dacite is subvitreous to dull. Nepheline Syenite is available in brown, buff, cream, green, grey, pink, white colors whereas Dacite is available in bluish - grey, brown, grey, light to dark grey colors. The commercial uses of Nepheline Syenite are cemetery markers, creating artwork and that of Dacite are commemorative tablets, creating artwork.