Chrysoberyl comes from the Greek word for gold, and this gem has been known since ancient times. Chrysoberyl is a valuable and hard gemstone (rating 8.5 according to the Mohs scale of hardness, just right ...

Peridot is a popular green gemstone and has been found in ruins of ancient Greece and Egypt and was often called by the ancient Romans as "the evening emerald" because its green color shone even ...