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