An incredible Sphalerite Cluster with Micro Pyrite Crystals covering several crystal faces. Many terminated crystals clustered together make for an oresome collectable piece. This specimen would grace any collection and is from one of the premier locations for this mineral. A super piece, hard to capture in pics. This specimen is mounted on a perspex pad for enhanced display.
Borieva Mine, Madan, Bulgaria.
4.1cm x 4.3cm x 2.7cm, 74g.