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