Orthoceras Coasters - Fossil allergies 1cm x D: 1

1cm  x  D: 1

Mined from: Xianghaling

Chemical Composition: CaCO3

X-Large                                                                                                                      Approximate Size for 1 piece: 7

Chemical Composition: SiO₂

Orthoceras Coasters - Fossil allergies 1cm x D: 1Mined from: Morocco Era: PaleozoicGeological Age: 500mya to 200mya Description: The ancestor to the squid, Orthoceras shells range in length from a few inches to over six feet. Their middle body chamber is transversely constricted, and that would help them crawl across the ocean floor and swim. Orthoceras could float by filling chambers of their shells with air and they used jet propulsion by squirting water to move. Orthoceras is highly protective