Good size acanthite specimen formed by a rich group of crystals showing cube faces, hoppered, with rounded faces and edges. The metallic luster is excellent and they are partially coated by chalcopyrite. From a classic worldwide Mexican locality. The main crystal is: 1,3 x 1,1 x 1 cm.
ORIGIN: FRESNILLO, MUNICIPALITY OF FRESNILLO, ZACATECAS, MEXICO
