Know all about Mylonite and Troctolite properties here. All properties of rocks are important as they define the type of rock and its application. Mylonite belongs to Metamorphic Rocks while Troctolite belongs to Igneous Rocks.Texture of Mylonite is Foliated whereas that of Troctolite is Phaneritic. Mylonite appears Dull, Banded and Foilated and Troctolite appears Veined and Shiny. The luster of Mylonite is shiny while that of Troctolite is not available. Mylonite is available in black to grey colors whereas Troctolite is available in dark grey to black colors. The commercial uses of Mylonite are creating artwork, gemstone, jewelry and that of Troctolite are cemetery markers, commemorative tablets, laboratory bench tops, jewelry, sea defence, tombstones.