Also called Magnesio-Riebeckite, the rare Rhodusite from Russia has blue shades similar to Pietersite. It shows a fibrous patterning in medium to deep shades of denim blue with slight chatoyancy, and flecks of gold inclusions. One side is polished with a thin layer of resin, and the edges are a combination of cut and natural.

14cm x 5.3cm polished surface
8mm thick

4.3oz