15dm1087 ((CALCITE, CHALCOPYRITE, PYRITE)), $5 MINIMUM BID, Butte, Silver Bow County, Montana, 4.5 x 4 x 3 cm. Miniature | |
Here is a specimen of Calcite with Chalcopyrite and Pyrite. Scalenahedral crystals of Calcite are in fine condition with tips not sharp but a little minor rounding seen viewing with a loop. ex Dennis McMurdie collection. |