an Unpolished aquamarine


March's birthstone

Photograph by PjrStudio/Alamy

Represents courage

You stand up to bullies whether they’re bothering you, your family, or your friends. You’re never a coward.

Old-school myths

People used to believe that aquamarines could protect sailors and their ships from disasters at sea. The gem was also thought to heal illnesses that affected the stomach, liver, jaws, and throat.

Rock-solid facts

Aquamarines, which are a form of the mineral beryl, range from blue-green to deep blue. Naturally occurring deep-blue aquamarines are the rarest and most valuable. Some of these crystals weigh more than 250 pounds.