Stunning combo specimen of Golden Chalcopyrite crystals covered with clear Calcite and Quartz crystals from the San Martin mine - Zacatecas, Mexico. This is a great piece to display or add to a collection it has outstanding color and luster, photographed using a regular LED light to show true beauty. Size at widest points 9.0 X 5.5 X 3.2 CM, base not included. Also, please visit Blueskyminerals on IG for more great specimens