Know all about Granulite and Coquina properties here. All properties of rocks are important as they define the type of rock and its application. Granulite belongs to Metamorphic Rocks while Coquina belongs to Sedimentary Rocks.Texture of Granulite is Granoblastic whereas that of Coquina is Clastic. Granulite appears Veined or Pebbled and Coquina appears Layered, Banded, Veined and Shiny. The luster of Granulite is vitreous while that of Coquina is dull to vitreous to submetallic. Granulite is available in black, brown colors whereas Coquina is available in beige, buff, orange colors. The commercial uses of Granulite are curling, gemstone, laboratory bench tops, soil conditioner, tombstones and that of Coquina are creating artwork.