How Coquina Is Formed - How was it formed, and where did it come from? Web what exactly is this strange rock? Web the geological formation of coquina involves a series of processes that lead to the consolidation of shell. Web coquina is made from hard shells and shell fragments of shellfish like trilobites, mollusks, brachiopods, and other. And how did this rock shape.
And how did this rock shape. Web what exactly is this strange rock? Web the geological formation of coquina involves a series of processes that lead to the consolidation of shell. How was it formed, and where did it come from? Web coquina is made from hard shells and shell fragments of shellfish like trilobites, mollusks, brachiopods, and other.