New Celestial Aura Quartz Earrings Moon and Star Sunburst Gold Color Crescent Earrings. Gold plate over metal alloy. A wire wrapped quartz crystal. The ear wires are lead free. Length: 2.5 Inches; Drop length: 2.5 Inches Quartz crystal is a natural stone and is cut into different shapes. Shapes and color may vary. The first photo is to show iridescence in the crystals