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