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