Very unusual colour variety of cleiophane. This sphalerite is complete iron-free and don't contain any other impurity than ~0.03 wt.% of Mn. This generation of sphalerite is the most later and low temperature on the locality. It fill fissures within alevrolite without any vein mineral (quartz, fluorite, calcite or any other). FOV is ~3x2.5 cm. Collected by Elena Anikina in 2005 on old (~60th) mine dumps. Pavel M. Kartashov collection and photo.