Know all about Tuff and Porphyry properties here. All properties of rocks are important as they define the type of rock and its application. Tuff and Porphyry belong to Igneous Rocks.Texture of Tuff is Clastic, Pyroclastic whereas that of Porphyry is Porphyritic. Tuff appears Dull, Vesicular and Foilated and Porphyry appears Dull. The luster of Tuff is vitreous to dull while that of Porphyry is dull. Tuff is available in brown, grey, yellow colors whereas Porphyry is available in black, brown, colourless, green, grey, red, rust, white colors. The commercial uses of Tuff are creating artwork and that of Porphyry are creating artwork, gemstone, jewelry.