Polished Ammonite Split Pair - 4.492" Cleoniceras mazoncreek is known best for its

is known best for its multicolor formations of a deep

cow-like herd animals

including four incredible fossils and even a mini meteorite

Sapphires can command some of the highest prices paid for any gem

This specimen is a fragment of a Tyrannosaurus rex tooth

Polished Ammonite Split Pair - 4.492" Cleoniceras mazoncreek is known best for itsAmmonites are an extinct group of cephalopods that entered the fossil record 400 million years ago. This specimen is a 4. 492" polished Cleoniceras fossil from Madagascar. The fossil has been split into a paired set to showcase the beautiful internal chambers of the shell. These internal chambers are called septa and the ammonite could fill them with air in order to float through the ocean like a balloon. After millions of years, they are now