Ammonite Fibonacci T-shirt Size:3XL This is the nature of

This is the nature of this item and is completely normal

The estimated age is 25

This is pure copper and it is quite malleable

as coal rich areas were formed during this period

Green marks areas elevated during Eocene

Ammonite Fibonacci T-shirt Size:3XL This is the nature ofAmmonites 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