Know all about Mylonite and Tuff properties here. All properties of rocks are important as they define the type of rock and its application. Mylonite belongs to Metamorphic Rocks while Tuff belongs to Igneous Rocks.Texture of Mylonite is Foliated whereas that of Tuff is Clastic, Pyroclastic. Mylonite appears Dull, Banded and Foilated and Tuff appears Dull, Vesicular and Foilated. The luster of Mylonite is shiny while that of Tuff is vitreous to dull. Mylonite is available in black to grey colors whereas Tuff is available in brown, grey, yellow colors. The commercial uses of Mylonite and Tuff are creating artwork, gemstone, jewelry.