Know all about Mylonite and Lignite properties here. All properties of rocks are important as they define the type of rock and its application. Mylonite belongs to Metamorphic Rocks while Lignite belongs to Sedimentary Rocks.Texture of Mylonite is Foliated whereas that of Lignite is Amorphous, Glassy. Mylonite appears Dull, Banded and Foilated and Lignite appears Veined or Pebbled. The luster of Mylonite is shiny while that of Lignite is dull to vitreous to submetallic. Mylonite is available in black to grey colors whereas Lignite is available in black, brown, dark brown, grey, light to dark grey colors. The commercial uses of Mylonite are creating artwork, gemstone, jewelry and that of Lignite are electricity generation.