Tons of opal! 2,220ct split Ammolite fossil

This incredible fossil was professionally cut and exhibits a beautiful fibonacci sequence with well defined chambers solidified with crystals. The outer shell displays a full rainbow of opal on both sides with a fishtail of color sweeping up the thickest part. This piece has amazing size, measuring 125.6mm x 100.9mm x 30.1mm (when together) and weighing almost a pound! And it comes with display stands! This piece originated in the Cretaceous era, and is approximately 100 million years old. Sourced from Madagascar.