American Museum of Natural History on X: "#DYK? Without minerals, there would be few fossils. For #CephalopodWeek, here's a fossil ammonite from the new Mignone Halls of Gems and Minerals. Ammonites—ancient relatives
![Royal Tyrrell Museum of Palaeontology on X: "Ammonites have a unique form of preservation in southwestern Alberta. Tectonic pressure, heat, and mineralization over millions of years compressed these shells into colourful, iridescent Royal Tyrrell Museum of Palaeontology on X: "Ammonites have a unique form of preservation in southwestern Alberta. Tectonic pressure, heat, and mineralization over millions of years compressed these shells into colourful, iridescent](https://pbs.twimg.com/media/EE1YXPnXUAEkvfJ.jpg:large)
Royal Tyrrell Museum of Palaeontology on X: "Ammonites have a unique form of preservation in southwestern Alberta. Tectonic pressure, heat, and mineralization over millions of years compressed these shells into colourful, iridescent
![This is an ammonite fossil from The American Museum of Natural History. Real life Omanyte : r/pokemon This is an ammonite fossil from The American Museum of Natural History. Real life Omanyte : r/pokemon](https://preview.redd.it/p8p5jweirsh41.jpg?width=1080&crop=smart&auto=webp&s=4d358c8418bf56f9569e26ccb1e04dc8db0e692c)