Generally, however, a fossilizing egg's shell keeps the same calcite it had in life, which allows scientists to study its original structure millions of years after the developing dinosaur hatched or died.
How valuable are dinosaur eggs? Fake or real Eggs?
I'm suspicious of all dinosaur eggs offered for sale, however I wanted a more definitive answer on the subject than I was getting from what I was reading on this forum.
How common are real dinosaur eggs? The most correct is that you choose the one you want to buy, and post quality photos here in the Forum so that we can try to offer a positive authenticity.
How valuable are dinosaur eggs? Fake or real Eggs?
: Beach sands were a good place for dinosaurs to lay their eggs because the sand would be effective at absorbing and holding enough heat to incubate the eggs.
However, studies applying these techniques have made suggestive findings, including amino acid profiles in dinosaur eggs similar to those in modern birds.