Know all about Mylonite and Trachyte properties here. All properties of rocks are important as they define the type of rock and its application. Mylonite belongs to Metamorphic Rocks while Trachyte belongs to Igneous Rocks.Texture of Mylonite is Foliated whereas that of Trachyte is Aphanitic to Porphyritic. Mylonite appears Dull, Banded and Foilated and Trachyte appears Banded. The luster of Mylonite is shiny while that of Trachyte is metallic. Mylonite is available in black to grey colors whereas Trachyte is available in black, brown, dark greenish - grey, green, grey, light to dark grey, white colors. The commercial uses of Mylonite are creating artwork, gemstone, jewelry and that of Trachyte are cemetery markers, creating artwork.