- Small Cabinet, 6.3 x 5.8 x 4.5 cm
- Kudriavy (Kudryavyi) volcano, Iturup Island, Kuril Islands, Sakhalinskaya Oblast', Far-Eastern Region, Russia
Rheniite is the only known mineral with Rhenium as its primary metallic constituent and as such is a fascinating species. It occurs at a volcanic vent in this remote area of Russia. This is a really rich specimen with lots of silvery bright microcrystalline rheniite.