Size varies slightly but average 2″ tall x 5″ round. Each egg is unique. Orthoceras, also known as Orthoceratites, is a genus of extinct nautiloid cephalopod. Its name is derived from the words “straight horn”, referring to it’s long, conical shell. These creatures roamed the seas during the Ordovician Period (485 million – 443 million years ago). They are the ancient ancestors of ammonites and squid that can be found in sizes ranging from a centimeter to over 14 feet long. Orthoceras are commonly found on a rock matrix,most of the time being limestone. A majority of specimens on the market have been coming out of Morocco, Scandinavia, Sweden, and the Baltic states. Having roamed the seas over 400 million years When it comes to the energy in which this fossil possesses, it’s all about the ancient knowledge this creature holds. this creature was living in a world that looked much different than it does today. By meditating with the fossil’s energy, one may feel a connection to that ancient Earth and all the knowledge that it contains. This stone will offer up an abundance of life force energy which can be used in areas where we need it most. Some ancient tales even suggest that wearing Orthoceras daily can increase your lifespan.