Polished Ammonite Split Pair - 2.956" Cleoniceras disney mission-flown fragment of expansion joint

mission-flown fragment of expansion joint material from the Apollo 8 Command Module thermal protection system

(Source: Detlev Van Ravenswaay

Gonzalo de Abreu y Figueroa

Glyptodons flourished across the Americas up until just 10

it was our first visit to our lunar neighbor

Polished Ammonite Split Pair - 2.956" Cleoniceras disney mission-flown fragment of expansion jointAmmonites are an extinct group of cephalopods that entered the fossil record 400 million years ago. This specimen is a 2. 956" 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