Turquoise: The book of Exodus contains an important reference to Turquoise as one of the stones in the Breastplate of the Hebrew High Priest Aaron.
Legend has it that some Native Americans believed that if Turquoise was affixed to a bow, the arrows shot from it would always hit their mark. By the 16th century, the cultures of the American Southwest were using Turquoise as currency.
It is believed that Turquoise helps one to start new projects; can warn the wearer of danger or illness by changing color; and protects the wearer from falling - especially from horses. It is also believed to bring happiness and good fortune to all. A master healing stone that promotes spontaneity in romance and stimulates the initiation of romantic love. It balances and aligns all chakras and subtle bodies and can bring all energies to a higher level. A highly spiritual stone, yet grounding, it brings soothing energy and peace of mind. It brings strength, wisdom, protection, and positive thinking
A good general healer for all illnesses and excellent conductor (high copper). This gentle, cool, soothing stone is a Native American classic. For open communication, creativity, serenity, spiritual bonding, uplifting; it opens the heart  for giving/receiving.  It symbolizes our source (spirit/sky) and spiritual love for healing and  help.  Like amethyst, it protects and detoxifies  alcohol, poison, pollution, x-ray/sun radiation. Ancient absorber of "negativity"; protection from "evil eye". Brings wisdom. Helps anorexia, headache, fear, etc. Throat, lungs, asthma, infections, teeth, hearing, high blood pressure, creativity block, depression.