Occupying one of the most highly trafficked locations in the Janet Annenberg Hooker Hall of Geology, Gems, and Minerals in Washington, DC, is an obelisk-shaped aquamarine that is widely recognized as the masterwork of Bernd Munsteiner, an Idar-Oberstein-based gem cutter, who has been called “The Picasso of Gems” and “The Father of the Fantasy Cut.” […]