Earrings Sterling Silver Drusy DangleA druzy crystal formation is a cluster of many tiny crystals that form on another mineral structure. This can occur on just about any type of mineral. Druzy crystals are a natural formation and typically can be found close to riversides or in or by caves with condensation. These earrings are made out of druzy crystal and Sterling Silver. The hooks and the setting that the crystals are in is made out of sterling Silver. The setting has oval shaped and