Ammonite Fibonacci T-shirt Size:3XL These Fossil Shark Tooth Pendants

These Fossil Shark Tooth Pendants are fashioned from the teeth left behind by these incredible ancient sharks

as coal rich areas were formed during this period

This is the nature of this item and is completely normal

The estimated age is 25

Above: Rough Sapphires from the Mini Museum Collection

Ammonite Fibonacci T-shirt Size:3XL These Fossil Shark Tooth PendantsAmmonites were incredible sea creatures that first entered the fossil record 400 million years ago. They survived several mass extinction events, including the PermianTriassic "Great Dying" which wiped out 96% of all marine species. They finally succumbed during the Cretaceous Paleogene extinction event 66 million years ago, which also wiped out the dinosaurs. The size of ammonite shells range from sub centimeter dwarf species to giants nearly three