Know all about Coquina and Mylonite properties here. All properties of rocks are important as they define the type of rock and its application. Coquina belongs to Sedimentary Rocks while Mylonite belongs to Metamorphic Rocks.Texture of Coquina is Clastic whereas that of Mylonite is Foliated. Coquina appears Layered, Banded, Veined and Shiny and Mylonite appears Dull, Banded and Foilated. The luster of Coquina is dull to vitreous to submetallic while that of Mylonite is shiny. Coquina is available in beige, buff, orange colors whereas Mylonite is available in black to grey colors. The commercial uses of Coquina are creating artwork and that of Mylonite are creating artwork, gemstone, jewelry.