Know all about Tuff and Tonalite properties here. All properties of rocks are important as they define the type of rock and its application. Tuff and Tonalite belong to Igneous Rocks.Texture of Tuff is Clastic, Pyroclastic whereas that of Tonalite is Phaneritic. Tuff appears Dull, Vesicular and Foilated and Tonalite appears Banded and Foilated. The luster of Tuff is vitreous to dull while that of Tonalite is subvitreous to dull. Tuff is available in brown, grey, yellow colors whereas Tonalite is available in black, brown, light to dark grey, white colors. The commercial uses of Tuff are creating artwork and that of Tonalite are cemetery markers, creating artwork.