Question

Once you were a grain of calcium carbonate in a sea shell. Now here you are, in Michelangelo's statue of David. Tell your story.

Answer 1

Seashell

A seashell or sea shell, also known simply as a shell, is a hard, protective outer layer created ... When the word "seashells" refers only to the shells of marine mollusks, then ... The shells are made of calcium carbonate and are formed in layers by ... that you can hear the sound of the ocean by holding a seashell to ones ear.