How Much Do You Know About Gemstones?

This gemstone is the birth stone for January and comes in every color except for blue, although it's most often associated with a deep red:

This gemstone is the birth stone for August and is believed to be Cleopatra's favorite gem:

This gemstone is considered a rock rather than a mineral. The best quality comes from Afghanistan, although it's often associated with ancient Egypt, where it was carved into figurines and ground into eye shadow.

The birth stone for March, this gemstone was once worn by sailors, who believed it prevented seasickness.

The Romans valued this stone above all others, as it contains the colors of all other gemstones. It the birth stone of October and is widely produced in Australia:

The color of this stone ranges from pale to medium pink, and it was once prized by the Egyptians, who believed it prevented aging:

This stone, the most famous member of the beryl family, is famous for its lush green hue. It is also the birth stone for May.

One of the most valuable gemstones, this deep blue stone is the birth stone for September:

This gemstone is actually ancient resin from pine trees which has hardened over the centuries. It sometimes contains insects that became trapped in the resin.

Discovered in the 1960s, this is one of the newest gemstones. It is only found in Africa and comes in shades of bluish-purple.