Specimen from the original collection of one of the discoverers of this ultra rare mineral species. Orange crystalline masses richly coating black quartz/hematite ore NaMn2+5[Si5As5+O17(OH)](OH) Type and only locality, (IMA 2013-093). Size:1x0,7 cm.
Unusual combo of white "snow-flakes" cerussite crystals on contrastive, dark green malachite matrix from Congo. Great color and top contrast! size 10x7x4 cm
Historic specimen from Gianguido Giannobi collection, acquired in the Zurch mineral show in 1976 . A perfect hematite rose on a large adularia crystals cluster. Size: 6x4x4 cm.