August ( Peridot)

Peridot is birthstone for the month of August. It is also the stone for the Zodiac sign of Libra. 
The pronunciation of Peridot is often confused; it is actually pronounced pear-a-doe instead of pear-a-dot. 
Peridot is the gem variety of olivine it is thought to bring the wearer good luck, peace, and success. Its powers include health, protection, and sleep. Legend says that Peridot was one of the favourite gemstones of Cleopatra and that some of the "emeralds" worn by her were actually Peridot. 
Gem quality Peridot comes from Arizona, Burma, Norway, islands in the Red Sea, Hawaii and is sometimes found in meteorites.