Know all about Mylonite and Scoria properties here. All properties of rocks are important as they define the type of rock and its application. Mylonite belongs to Metamorphic Rocks while Scoria belongs to Igneous Rocks.Texture of Mylonite is Foliated whereas that of Scoria is Vesicular. Mylonite appears Dull, Banded and Foilated and Scoria appears Glassy and Vesicular. The luster of Mylonite is shiny while that of Scoria is subvitreous to dull. Mylonite is available in black to grey colors whereas Scoria is available in black, brown, dark grey to black, red colors. The commercial uses of Mylonite are creating artwork, gemstone, jewelry and that of Scoria are as a traction material on snow-covered roads, creating artwork, high-temperature insulation, in gas barbecue grills.