This rare stone has a sub-metallic lustre of black Manganese oxides showing dendrite patterns. It is set in sterling silver with a decorative lower frame and a partial open back behind the stone. The bail in the back has a large 7 mm inner diameter. Total length – 75.52 mm x 30 mm wide. Weight – 30 grams. Lapidary work – John DeLong.
1 in stock