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