Rainbow flashes! 54.10ct iridescent Ammonite fossil

This collectors ammonite fossil was sourced from Madagascar, and displays beautiful flashes rainbow ammolite opal that really pops. Referred to as fire ammonite, opalescent ammonite or iridescent ammonite, this incredible piece originated in the Cretaceous era, and is approximately 100 million years old. It measures 35.2mm x 26.7mm x 10.1mm.