Know all about Mylonite and Variolite properties here. All properties of rocks are important as they define the type of rock and its application. Mylonite belongs to Metamorphic Rocks while Variolite belongs to Igneous Rocks.Texture of Mylonite is Foliated whereas that of Variolite is Glassy, Massive, Porphyritic, Scoriaceous, Vesicular. Mylonite appears Dull, Banded and Foilated and Variolite appears Dull and Soft. The luster of Mylonite is shiny while that of Variolite is not available. Mylonite is available in black to grey colors whereas Variolite is available in black, brown, light to dark grey colors. The commercial uses of Mylonite are creating artwork, gemstone, jewelry and that of Variolite are cemetery markers, creating artwork.