Gold-plated sterling silver chandelier post back earrings with tear shape rainbow moonstone. There are nine 8mm x 11mm tear shape stones. The earrings hang approximately 2.5 inches. ABOUT MOONSTONE - Stone of emotional balance, the moonstone is said to help soothe negative emotions. It is usually a whitish-blue and rainbow moonstone changes color with movement in light, shades vary, though are usually a blue to pink.