SOLD Ammonite Inlay Pendant - Ethiopian Opal 1.570" rockinaboxopal while others are relatively clean

while others are relatively clean

putting their formation at over 4 billion years ago

Knightia were small

169" pyritized fossil bone section from an Iguanodon from the Weald Clay deposits on the Isle of Wight

the largest land mammal to ever walk the Earth

SOLD Ammonite Inlay Pendant - Ethiopian Opal 1.570" rockinaboxopal while others are relatively cleanAmmonites are an extinct group of cephalopods that entered the fossil record 400 million years ago. Inside each of their shells was a network of chambers called camerae that were filled with gas, allowing these creatures to control their buoyancy. Coupled with their hydrodynamic shells, ammonites could quickly close the gap between them and their prey. This fossil ammonite pendant measures 1. 570" and has been inlaid with Ethiopian opal, highlighting