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