Here is an ammonite rock that we found in a large loose shale slab and opened up on the beach with our geological hammer 🏝🌊 Inside, a beautiful Dactylioceras tenuicostatum ammonite from the Jurassic 😍🦑 This ammonite is around 185 Million Years Old 💀 it split open perfectly! If you would like an ammonite rock to crack open yourself at home, please message us directly on yorkshire fossils or visit our website yorkshirefossils.NET 🦕 For more videos, check out our YouTube channel Yorkshire Fos