{"product_id":"1-77-red-flashy-iridescent-ammonite-fossil-madagascar","title":"1.77\" Red Flashy Iridescent Ammonite Fossil - Madagascar","description":"\u003ch3 data-end=\"2365\" data-start=\"2345\"\u003e\u003cstrong data-end=\"2365\" data-start=\"2347\"\u003eSpecifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong data-end=\"2381\" data-start=\"2368\"\u003eSpecimen:\u003c\/strong\u003e Red iridescent ammonite\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong data-end=\"2419\" data-start=\"2410\"\u003eSize:\u003c\/strong\u003e 1.77\" across\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong data-end=\"2447\" data-start=\"2437\"\u003eColor:\u003c\/strong\u003e Vivid red with orange\/gold flashes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong data-end=\"2506\" data-start=\"2487\"\u003eGeological Age:\u003c\/strong\u003e Late Cretaceous (70–110 million years old)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong data-end=\"2567\" data-start=\"2554\"\u003eMaterial:\u003c\/strong\u003e Fossilized aragonite (ammolite layer)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong data-end=\"2621\" data-start=\"2610\"\u003eFinish:\u003c\/strong\u003e Professionally polished\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong data-end=\"2662\" data-start=\"2650\"\u003eDisplay:\u003c\/strong\u003e Ready for collection or décor\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong data-end=\"2711\" data-start=\"2697\"\u003eCondition:\u003c\/strong\u003e Natural fossil; no artificial coloring\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1813\" data-start=\"1469\"\u003eThis specimen represents an iridescent ammonite from the \u003cstrong data-end=\"1572\" data-start=\"1526\"\u003eLate Cretaceous (70–110 million years ago)\u003c\/strong\u003e. Ammonites were marine cephalopods related to squids and octopuses. Their shells were originally made of aragonite, a mineral that can undergo \u003cstrong data-end=\"1744\" data-start=\"1716\"\u003einterference iridescence\u003c\/strong\u003e when compressed and preserved under the right geological conditions.\u003c\/p\u003e\n\u003cp data-end=\"2157\" data-start=\"1815\"\u003eRed is among the most desired colors in iridescent ammonites because it requires precise fossilization conditions; the microscopic layering of aragonite plates refracts light to produce brilliant red fire. These structural color layers are the same phenomenon responsible for the vibrant flashes seen in opal and certain species of mollusks.\u003c\/p\u003e\n\u003cp data-end=\"2338\" data-start=\"2159\"\u003eAt \u003cstrong data-end=\"2177\" data-start=\"2162\"\u003e1.77 inches\u003c\/strong\u003e, this specimen offers exceptional coloration for its size, with polished chamber details that emphasize both its scientific significance and its natural beauty.\u003c\/p\u003e","brand":"Fossil Driven","offers":[{"title":"Default Title","offer_id":48530704072955,"sku":"Amm #2397","price":20.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0675\/5559\/0395\/files\/177-red-flashy-iridescent-ammonite-fossil-madagascar-1148803.png?v=1773941228","url":"https:\/\/fossildriven.com\/products\/1-77-red-flashy-iridescent-ammonite-fossil-madagascar","provider":"Fossil Driven","version":"1.0","type":"link"}