Sweet AmmONITES WITH FIRE OPAL FLASHES XS - 1 - 1 1/2 S - 1 1/2" - 2" M - 2" - 2 1/2" Powerful Ammonite - This amazing specimen is a fossil from creatures that lived in the sea 240 - 65 million years ago. Ammonites are named after Ammon, the Egyptian god of life & procreation. He was always shown wearing rams horns which Mandala Gems does not intend for any information given to replace the care of qualified medical professionals, & no statements made should be used in place of medical care to diagnose or treat any medical condition. ." Fire Ammonite Fossil, You Choose Size