Osmiridium

Osmiridium is a platinum metal alloy of iridium and variety that occurs naturally as a mineral. Osmiridium itself is not recognized by the International Mineralogical Association as a mineral ( discredited ). In addition to iridium It contains chemically similar metal osmium.

Osmiridium contains a maximum of 24% osmium and should not be confused with the iridium-containing Osmiumvarietät Iridosmium containing at least 55 % osmium.

Occurrence

Osmiridium is rare and occurs with other platinum metals still socialized. Localities lie, among others in New South Wales and Tasmania, Australia; British Columbia, Canada; the Chinese provinces of Hebei, Sichuan and Tibet, Nová Paka in the Czech Republic, Peyrolles -en- Provence in France, South Africa, Russia and the United States (Alaska, California, Nevada and Oregon).