Lithostrotionella-coral fossil | Shark tooth fossil, Fossils, Rocks and fossils
Lithostrotionella Di Corallo Fossile Fotografia Stock - Immagine di quarzo, alcedonia: 13890766
Roanoke Valley Mineral & Gem Society - Mississippian Fossil Coral. The West Virginia State Gem is technically not a gemstone, but rather the silicified Mississippian Fossil Coral Lithostrotionella, preserved as the siliceous