Meaning of different gemstones

Gemstones have been cherished ever since man first saw their refection in the sun. Many people attribute supernatural powers to the gemstones. Gemstones have been used to heal physical aliments, bring spiritual power and gain emotional health.
Here is the meanings of different gemstone:
Amethyst: Protection, spiritual attunement, gives visions or opens spiritual and psychic centers, reduces mental tension, induces pleasant healing dreams, prevents over indulgence and encourages transformation and breaking of bad habits. It is the February birthstone. It is a very famous gem for jewelry because of its various sizes, color, and shapes. It is recommended as a gem for couples celebrating their wedding anniversaries.
Aquamarine: Gives one direction in life and spiritual visions, lifts ones spirit, calms the nerves, protection at sea. Aquamarine has got its name from the Latin name aqua marina which is the "water of the sea". It is known as the "Gem of the Sea." It is March birthstone which is a blue-green or a transparent light blue gem.
Agate: Courage, symbolizes 3rd Eye, gives a spiritual love of truth, banishes fears, hardens tender gums.
Garnet: Garnets is truly an ancient gem. The wearer of a garnet was supposed to be protected in his travels and kept in good health. Perhaps, this kind of legend makes the garnet ring a popular piece of jewelry worn by men today. Most garnets are a reddish shade.
Jade: Jade facilitates peace within the physical, emotional, and intellectual structures, as well as within the materialistic world. It was said to bring accord the environment, to transmute negativity and to instill resourcefulness.
Moonstone: The energy of moonstone is balancing, introspective, reflective, and lunar. It is capable of helping one with the changing structures of ones life on the physical, emotional, mental, and spiritual levels.
Tiger eye: Tiger eye is a popular and curious material. The light reflected from the fibers produces a strong sheen or silky appearance. Sometimes the variation in color density produces a 'cats-eye' effect. Tigereye may vary in color from brown to blue to blue-green. Tigereye Rings are set in yellow gold mostly and have strong appeal with men. Because of this stones mysterious glow, it is often a good conversation piece worn.
Opal: Divination and prophecy, balances chakras, used for centering self, aids in channeling and teaching truths to others, psychic journeys, anchor of hope, stone of cupid.
Sodalite: Sometimes referred to as the stone of endurance, this stone helps you to be grounded and focused before beginning any task. It assists one in following through to completion of tasks and goals with ease.