Know all about Coquina and Ijolite properties here. All properties of rocks are important as they define the type of rock and its application. Coquina belongs to Sedimentary Rocks while Ijolite belongs to Igneous Rocks.Texture of Coquina is Clastic whereas that of Ijolite is Earthy, Granular. Coquina appears Layered, Banded, Veined and Shiny and Ijolite appears Banded and Foilated. The luster of Coquina is dull to vitreous to submetallic while that of Ijolite is greasy to dull. Coquina is available in beige, buff, orange colors whereas Ijolite is available in brown, buff, cream, green, grey, pink, white colors. The commercial uses of Coquina are creating artwork and that of Ijolite are cemetery markers, creating artwork.