8 mm Green Aventurine & Light Green 8 mm Cube Shape Crystal Pierced Earrings.  Green Aventurine Promotes healing changes negative energy to positive energy, helps stimulate confidence.   Green is also the color of your Heart Chakra (4th).    The color green is most associated with Archangel Raphael.  He is known as the Angel of Healing, but can also assist you in your travels.