Putoranite and Talnakhite Locality: Talnakh, near Norilsk in Russia Exposed in the Mineralogical Museum of University Bonn, Germany — Photo: Ra'ike · CC BY-SA 3.0
Putoranite
Putoranite is an IMA-recognized mineral species in the sulfide class, with the chemical formula Cu₁.₁Fe₁.₂S₂.
It crystallizes in the cubic crystal system. It is a member of the Chalcopyrite structural group.
Key properties: specific gravity 6.14.
IMA symbol Put, IMA status: approved, named in 1979.
Found in massive Cu–Ni-sulfide ores (Oktyabr mine, Russia); in Cu–Ni mineralization in peridotite (Sopcha massif, Russia).
It is found associated with Mooihoekite, talnakhite, cabriite, cubanite, pentlandite, magnetite, galena, sphalerite, platinum group minerals, silver, alabandite, valleriite, mackinawite.
The name refers to Putoran Mountain, east of Noril’sk, Russia.