Dinosaur Eggshell - Fragment

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Mined from: Rousset, France Era: Mesozoic (Late Cretaceous)Geological Age: ~66–72 mya Description: These dinosaur eggshell fragments are classified as Cairanoolithus roussetensis, discovered in Rousset, France, and date back to the Late Cretaceous period. The fragments represent pieces of fossilized eggs laid by dinosaurs, preserving the original shell structure including subtle surface textures and pore systems used for gas exchange during incubation. The slightly curved and granular surfaces are characteristic of eggshell material, offering a direct connection to dinosaur reproductive biology. Formed in sedimentary environments, these eggs were buried and mineralized over tens of millions of years, with the original calcium carbonate structure replaced or reinforced by surrounding minerals. Fossil eggshells like these are important for understanding nesting behavior, species classification, and paleoenvironmental conditions. Even as fragments, they provide valuable insight into dinosaur life cycles and the ecosystems they inhabited. SmallApproximate Size of 1 Piece: 20mm x 20mm x 2mmApproximate Weight of 1 Piece: 1.5gLargeApproximate Size of 1 Piece: 30mm x 30mm x 2mmApproximate Weight of 1 Piece: 3g Quantity: 1pc We do our best to buy quality products- although not every rock is the same. If you choose to purchase the "staff pick option", we will select the best of the batch for you. Otherwise, it will be at random from the larger batch we have in stock. Show more