Kendra Scott Tessa Platinum Drusy Silver earrings EUC • Rodium Plated Over Brass • Size: 0.5"L x 0.38"W on post • Material: platinum drusy ABOUT THE MATERIAL Material Highlight: Drusy Drusy is the natural crystallization on a rock surface. All of our Drusy is genuine and has a rich sparkling appearance. Our range of Drusy colors are achieved by a custom plating process that coats the stone's surface.