Images
Formula: (Pd,Ag)7Pb4
Alloy of palladium, silver and
lead
Crystal System: Trigonal
Specific gravity: 12.99 calculated for the empirical formula
Hardness: 4
Streak: Grey
Colour: Orange-brownish pink in reflected light
Common impurities: Ag
Environments
Localities
At the type locality, the Mayak Mine, Talnakh Cu-Ni Deposit, Norilsk-Talnakh Mining Region, Taimyr Peninsula, Taymyrskiy
Autonomous Okrug, Krasnoyarsk Krai, Russia, norilskite forms anhedral grains ∼10 to 20 μmin across; in the type material
the grain size reaches almost 400 μm. It occurs in aggregates with polarite,
zvyagintsevite, palladium-rich
tetra-auricupride,
palladium-platinum bearing
auricupride,
silver-gold alloys,
(lead, arsenic,
antimony)-bearing atokite,
majakite, (bismuth,
lead)-rich kotulskite and
sperrylite in pentlandite,
cubanite and talnakhite
(MM 81.3.531-541).
Norilskite from the Talnakh Cu-Ni Deposit - mage
Back to Minerals