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Opaline Chalcedony (Kalahari Manganese Fields, South Africa)
Smartt Mine, Kalahari Manganese Fields, South Africa. 40mm x 40mm x 30mm.
This is intresting as it is not often noted from the area. This specific specimen has been part of our collection for over 30 years, (we have a number of them and intend only keeping one or two hence selling this item) Estimated shipping weight including packaging 120gr.