The Basic Dinosaur Egg Guide
Many people often mistake a concretion for an egg, to help clarify what is a concretion, and what is a real egg, here is a guide.
A quick overview with examples:
How to spot a concretion:
How are they different from eggs?
A concretion is a rather common rock made of tightly compressed minerals. Typically, concretions are a smooth sphere or oval with little to no surface texture or