Know all about Mylonite and Pseudotachylite properties here. All properties of rocks are important as they define the type of rock and its application. Mylonite and Pseudotachylite belong to Metamorphic Rocks.Texture of Mylonite is Foliated whereas that of Pseudotachylite is Quench. Mylonite appears Dull, Banded and Foilated and Pseudotachylite appears Dull and Soft. The luster of Mylonite is shiny while that of Pseudotachylite is vitreous. Mylonite is available in black to grey colors whereas Pseudotachylite is available in black, brown, colourless, green, grey, pink, white colors. The commercial uses of Mylonite and Pseudotachylite are creating artwork, gemstone, jewelry.