Polished Ammonite Split Pair - 4.666" Cleoniceras mosasaur 378" in length

378" in length

Astronomers have determined that much of the mass needed to form a planet in the Asteroid Belt was ejected by early interactions with Jupiter

NASA disposition paperwork received with this item indicates this particular tile was removed after the Challenger’s sixth mission (STS-41-G) which flew on October 5

material from Apollo 8 is extremely rare

volcanic glass will have a smoky appearance when worn over lighter-colored clothing

Polished Ammonite Split Pair - 4.666" Cleoniceras mosasaur 378" in lengthAmmonites are an extinct group of cephalopods that entered the fossil record 400 million years ago. This specimen is a 4. 666" 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