Discover the beauty of ancient oceans with this fossilized ammonite, measuring approximately 3 inches in diameter. Ammonites were marine mollusks that thrived during the Paleozoic and Mesozoic eras before going extinct around 66 million years ago. The fossil’s natural iridescence, created by mineralized shell layers, reflects light in a rainbow of colors, highlighting the spiral shell’s intricate structure and giving it a captivating appearance.nWhy You’ll Love ThisnnFossilized ammonite with naturally preserved spiral shell structure and mineralized rainbow iridescencenApproximately 3 inches in diameter, ideal for display, study, or hands-on explorationnPolished surface enhances color, detail, and the shell’s natural spiral designnIllustrates cephalopod anatomy, fossilization processes, and mineralization phenomenanA striking addition to mineral or fossil collections, educational displays, or curiosity cabinetsnnA visually stunning and scientifically rich specimen, this iridescent ammonite bridges paleontology, geology, and natural artistry.