Know all about Tuff and Norite properties here. All properties of rocks are important as they define the type of rock and its application. Tuff and Norite belong to Igneous Rocks.Texture of Tuff is Clastic, Pyroclastic whereas that of Norite is Phaneritic. Tuff appears Dull, Vesicular and Foilated and Norite appears Veined and Shiny. The luster of Tuff is vitreous to dull while that of Norite is not available. Tuff is available in brown, grey, yellow colors whereas Norite is available in dark grey to black colors. The commercial uses of Tuff are creating artwork and that of Norite are cemetery markers, commemorative tablets, laboratory bench tops, jewelry, sea defence, tombstones.