Know all about Syenite and Dacite properties here. All properties of rocks are important as they define the type of rock and its application. Syenite and Dacite belong to Igneous Rocks.Texture of Syenite is Earthy whereas that of Dacite is Aphanitic to Porphyritic. Syenite appears Banded and Foilated and Dacite appears Vesicular. The luster of Syenite and Dacite is subvitreous to dull. 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 Syenite are cemetery markers, creating artwork and that of Dacite are commemorative tablets, creating artwork.