15dm089 ((SPHALERITE, CHALCOPYRITE)), $20 MINIMUM BID, Tri-State District, Missouri, Kansas, Oklahoma, 18 x 12 x 11 cm, Large Cabinet | |
Here is a large specimen with large Sphalerite crystals covered with Chalcopyrite crystals. Minor chipping but overall in great shape for its size. Sphalerite crystal missing along the edge of the narrow end at the photo bottom. ex Dennis McMurdie collection, a local Utah teacher and mineral collector. |