Polished Ammonite Split Pair - 4.844" Cleoniceras air-and-space 61g Campo Del Cielo meteorite

61g Campo Del Cielo meteorite from Argentina

The impact was witnessed by local indigenous groups

With a career that spanned nearly three decades from 1984 to 2011

The single specimens offered here come from the same mine but are much larger

1 pounds and has a maximum circumference of 18 inches

Polished Ammonite Split Pair - 4.844" Cleoniceras air-and-space 61g Campo Del Cielo meteoriteAmmonites are an extinct group of cephalopods that entered the fossil record 400 million years ago. This specimen is a 4. 844" 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