Know all about Coquina and Essexite properties here. All properties of rocks are important as they define the type of rock and its application. Coquina belongs to Sedimentary Rocks while Essexite belongs to Igneous Rocks.Texture of Coquina is Clastic whereas that of Essexite is Granular. Coquina appears Layered, Banded, Veined and Shiny and Essexite appears Banded. The luster of Coquina is dull to vitreous to submetallic while that of Essexite is not available. Coquina is available in beige, buff, orange colors whereas Essexite is available in dark grey to black colors. The commercial uses of Coquina are creating artwork and that of Essexite are cemetery markers, commemorative tablets, jewelry, sea defence, tombstones.