Know all about Coquina and Rapakivi Granite properties here. All properties of rocks are important as they define the type of rock and its application. Coquina belongs to Sedimentary Rocks while Rapakivi Granite belongs to Igneous Rocks.Texture of Coquina is Clastic whereas that of Rapakivi Granite is Granular, Phaneritic. Coquina appears Layered, Banded, Veined and Shiny and Rapakivi Granite appears Veined or Pebbled. The luster of Coquina is dull to vitreous to submetallic while that of Rapakivi Granite is dull to grainy with sporadic parts pearly and vitreous. Coquina is available in beige, buff, orange colors whereas Rapakivi Granite is available in black, grey, orange, pink, white colors. The commercial uses of Coquina are creating artwork and that of Rapakivi Granite are cemetery markers, commemorative tablets, creating artwork, curling, laboratory bench tops, tombstones.