511-09ldgces ((CHALCOPYRITE, DOLOMITE)), $10 MINIMUM BID, Joplin Field, Tri-State District, Missouri, 6 x 5 x 2.5 cm, Miniature, | |
Here are large Chalcopyrite crystals on curved Dolomite crystals and also a two Sphalerite crystals. Undamaged. ex H Deisinger collection |