15dm283 ((BARITE, CALCITE, CHALCOPYRITE)), $10 MINIMUM BID, Naica, Chihuahua, Mexico, 7 x 4 x 3 cm, Cabinet, | |
Combination specimen with Barite to 1 cm and Chalcopyrite crystals with small scalenohedral Calcite crystals. With the loop, I also see one hexagonal Pyrite pseudo after Pyrrhotite. Dennis McMurdie collection. |