Manganoshadlunite

manganoshadlunite

cubanite

shadlunite

talnakhite

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Formula: (Mn,Pb,Cd)(Cu,Fe)8S8
Sulphide, manganese-, lead-, cadmium-, copper- and iron- bearing mineral
Crystal System: Isometric
Specific gravity: 4.44 calculated
Hardness: 4
Environments

Hydrothermal environments

Manganoshadlunite is unnamed, but probably valid. It was published in 1973, but to date (May 2025) it has been reported only from the first recorded localities.

Localities

There are two first recorded localities, the Mayak Mine, Talnakh Cu-Ni Deposit, Norilsk-Talnakh Mining Region, Taimyr Peninsula, Taymyrskiy Autonomous Okrug, Krasnoyarsk Krai, Russia and the Oktyabrsky Mine, Talnakh Cu-Ni Deposit, Norilsk-Talnakh Mining Region, Taimyr Peninsula, Taymyrskiy Autonomous Okrug, Krasnoyarsk Krai, Russia.

At these localities manganoshadlunite occurs in copper-nickel sulphide ores as irregular grains, up to 0.4 mm in size, and as veinlets, mostly in cubanite and also in talnakhite ores. Shadlunite occurs in the same deposits (HOM, AM 58.1114).

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