Moss agate - Moss agates are considered the most powerful of the agates. It was the agate of warriors. Moss agate is the most powerful of the agates that helps balance emotional energy. It helps the user to let go of anger and bitterness, so the emotions are balanced. When used in jewelry the moss agate is believed to bring the wearer health, friends and riches. Moss agate enhances concentration, persistence, endurance and success in one's endeavors. It is an abundance stone.