Agate is a stone of strength. It was used by the Ancients on the breastplates of armor to give warriors strength and make them victorious in battle. It is considered to give physical energy.
Today, agate is used to increases energy! However, since it is also a grounding stone, it does not increase energy at all times, but rather enables bursts of energy as needed. In this way, agate is a conservation stone, and enhances longevity.
Emotionally, agate gives courage, emotional strength, self-confidence, and dispels fears.
Agate is a also very protective stone. It is especially protective for children, and makes an excellent stone for children's amulets, medicine bags, jewelry, or just to carry around in a pocket.