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