Authentic Rainbow Flash Ammonite Fossil pendant with textile chain. Fossil Size - 45 x 36 mm Total Weight - 30g With small jewelry gift box. Authentic rainbow flash ammonite fossils, often known as opalized ammonites or ammolite, are 66–100+ million-year-old cephalopod fossils displaying vibrant, iridescent colors (red, green, blue, purple) caused by high-pressure mineral replacement of their shell's nacre. They symbolize deep transformation, wisdom, and protection, bridging ancient history with energetic,, vibrant personal growth and prosperity. Item will be shipped by registered mail with tracking number.