Norilskite
A valid IMA mineral species
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About Norilskite
Formula:
(Pd,Ag)2xPb (x = 0.08 - 0.11)
Lustre:
Metallic
Hardness:
4
Crystal System:
Trigonal
Name:
Named after the (type) locality: Noril'sk district, Russia.
New structure type. Chemically close to plumbopalladinite, 'plumbopolarite', zvyagintsevite, and some unnamed species like 'Unnamed (Pd2Pb)'.
The mineral crystallizes in the Ni13Ga3Ge6 structural type that is related to the nickeline structure.
The mineral crystallizes in the Ni13Ga3Ge6 structural type that is related to the nickeline structure.
Unique Identifiers
Mindat ID:
46627
Long-form identifier:
mindat:1:1:46627:5
GUID
(UUID V4):
(UUID V4):
277ced7c-4b4e-439d-9140-7b6f60bb9cfe
Classification of Norilskite
Approved
Approval year:
2015
First published:
2017
Type description reference:
1.AG.75
1 : ELEMENTS (Metals and intermetallic alloys; metalloids and nonmetals; carbides, silicides, nitrides, phosphides)
A : Metals and Intermetallic Alloys
G : PGE-metal alloys
1 : ELEMENTS (Metals and intermetallic alloys; metalloids and nonmetals; carbides, silicides, nitrides, phosphides)
A : Metals and Intermetallic Alloys
G : PGE-metal alloys
Mineral Symbols
As of 2021 there are now IMA–CNMNC approved mineral symbols (abbreviations) for each mineral species, useful for tables and diagrams.
| Symbol | Source | Reference |
|---|---|---|
| Nrs | IMA–CNMNC | Warr, L.N. (2021). IMA–CNMNC approved mineral symbols. Mineralogical Magazine, 85(3), 291-320. doi:10.1180/mgm.2021.43 |
Physical Properties of Norilskite
Metallic
Streak:
Grey
Hardness:
4 on Mohs scale
Hardness:
VHN20=296 - 342 kg/mm2 - Vickers
Tenacity:
Brittle
Optical Data of Norilskite
Anisotropism:
Strong
Bireflectance:
Moderate to strong
Reflectivity:
| Wavelength | R1 | R2 |
|---|---|---|
| 470nm | 51.1% | 48.8% |
| 546nm | 56.8% | 52.2% |
| 589nm | 59.9% | 53.5% |
| 650nm | 64.7% | 55.5% |
Graph shows reflectance levels at different wavelengths (in nm). Top of box is 100%. Peak reflectance is 64.7%.
R1 shown in black, R2 shown in red
Colour in reflected light:
Orange-brownish pink
Internal Reflections:
Not present
Comments:
Orange-pink to greyish-pink
Chemical Properties of Norilskite
Formula:
(Pd,Ag)2xPb (x = 0.08 - 0.11)
IMA Formula:
(Pd,Ag)7Pb4
Elements listed:
Common Impurities:
Ag
Crystallography of Norilskite
Crystal System:
Trigonal
Class (H-M):
3 2 - Trapezohedral
Space Group:
P31 2 1
Setting:
P31 2 1
Cell Parameters:
a = 8.9656(2) Å, c = 17.2801(4) Å
Ratio:
a:c = 1 : 1.927
Unit Cell V:
1202.92 ų
Z:
6
Morphology:
Anhedral grains
X-Ray Powder Diffraction
Powder Diffraction Data:
| d-spacing | Intensity |
|---|---|
| 3.220 Å | (29) |
| 2.313 Å | (91) |
| 2.241 Å | (100) |
| 1.610 Å | (28) |
| 1.308 Å | (38) |
| 1.294 Å | (18) |
| 1.211 Å | (37) |
| 0.963 Å | (44) |
Geological Environment
Paragenetic Mode(s):
| Paragenetic Mode | Earliest Age (Ga) |
|---|---|
| High-𝑇 alteration and/or metamorphism | |
| 33 : Minerals deposited by hydrothermal metal-rich fluids (see also [#12]) |
Type Occurrence of Norilskite
General Appearance of Type Material:
Anhedral grains forming aggregates, up to ca. 400 μm
Place of Conservation of Type Material:
Co-type material is deposited in the collections of the Department of Earth Sciences, Natural History Museum, London, UK, catalogue No BM 2015,1 and the Fersman Mineralogical Museum, Moscow, Russia, catalogue No 4694/1
Empirical Formula of Type Material:
(Pd6.56Ag0.39)Σ6.95(Pb3.97Bi0.03)Σ4.00
Associated Minerals at Type Locality:
Reference:
Vymazalová, A., Laufek, F., Sluzhenikin, S.F., Stanley, C.J. (2017) Norilskite, (Pd,Ag)7Pb4, a new mineral from Noril'sk-Talnakh deposit, Russia. Mineralogical Magazine: 81: 531-541
Synonyms of Norilskite
Common Associates
Associated Minerals Based on Photo Data:
| 9 photos of Norilskite associated with Plumbopolarite | Pd(Pb,Bi) |
| 7 photos of Norilskite associated with Küstelite | Ag |
| 3 photos of Norilskite associated with Unnamed (Pd-Cu-Sn Alloy) | (Pd,Cu,Sn) |
| 3 photos of Norilskite associated with Sperrylite | PtAs2 |
| 3 photos of Norilskite associated with Pentlandite | (NixFey)Σ9S8 |
| 3 photos of Norilskite associated with Plumbopalladinite | Pd3Pb2 |
| 3 photos of Norilskite associated with Magnetite | Fe2+Fe3+2O4 |
| 2 photos of Norilskite associated with Majakite | PdNiAs |
| 2 photos of Norilskite associated with Tetraferroplatinum | PtFe |
| 2 photos of Norilskite associated with Copper | Cu |
Related Minerals - Strunz-mindat Grouping
| 1.AG. | Michitoshiite-(Cu) | Rh(Cu1-xGex) | Iso. m3m (4/m 3 2/m) : Pm3m |
| 1.AG. | Palladothallite | Pd3Tl | Tet. 4/mmm (4/m 2/m 2/m) : I4/mmm |
| 1.AG. | Sluzhenikinite | Pd15(Sb7-xSnx) | Mon. 2/m : P21/m |
| 1.AG. | Driekopite | PtBi | Hex. 6/mmm (6/m 2/m 2/m) : P63/mmc |
| 1.AG. | Sidorovite | Fe3Pt | Iso. m3m (4/m 3 2/m) : Pm3m |
| 1.AG.05 | Hexaferrum | (Fe,Os,Ru,Ir) | Hex. 6/mmm (6/m 2/m 2/m) : P63/mmc |
| 1.AG.05 | Garutiite | (Ni,Fe,Ir) | Hex. 6/mmm (6/m 2/m 2/m) : P63/mmc |
| 1.AG.10 | Atokite | (Pd,Pt)3Sn | Iso. m3m (4/m 3 2/m) : Fm3m |
| 1.AG.10 | Rustenburgite | (Pt,Pd)3Sn | Iso. m3m (4/m 3 2/m) : Fm3m |
| 1.AG.10 | Zvyagintsevite | Pd3Pb | Iso. m3m (4/m 3 2/m) : Pm3n |
| 1.AG.15 | Taimyrite | (Pd,Cu,Pt)3Sn | Orth. |
| 1.AG.15 | Tatyanaite | (Pt,Pd,Cu)9Cu3Sn4 | Orth. |
| 1.AG.20 | Paolovite | Pd2Sn | Orth. mmm (2/m 2/m 2/m) |
| 1.AG.25 | Plumbopalladinite | Pd3Pb2 | Hex. 6mm : P63mc |
| 1.AG.25 | Stannopalladinite | (Pd,Cu)3Sn2 | Hex. |
| 1.AG.30 | Cabriite | Pd2CuSn | Orth. mmm (2/m 2/m 2/m) : Pmmm |
| 1.AG.35 | Chengdeite | Ir3Fe | Iso. m3m (4/m 3 2/m) |
| 1.AG.35 | Isoferroplatinum | Pt3Fe | Iso. m3m (4/m 3 2/m) |
| 1.AG.40 | Ferronickelplatinum | Pt2FeNi | Tet. |
| 1.AG.40 | Tetraferroplatinum | PtFe | Tet. 4/mmm (4/m 2/m 2/m) : P4/mmm |
| 1.AG.40 | Tulameenite | Pt2CuFe | Tet. 4/mmm (4/m 2/m 2/m) : P4/mmm |
| 1.AG.45 | Hongshiite | PtCu | Trig. |
| 1.AG.45 | Skaergaardite | PdCu | Iso. m3m (4/m 3 2/m) : Pm3m |
| 1.AG.50 | Yixunite | Pt3In | Iso. m3m (4/m 3 2/m) |
| 1.AG.55 | Damiaoite | PtIn2 | Iso. m3m (4/m 3 2/m) : Fm3m |
| 1.AG.60 | Niggliite | PtSn | Hex. 6/mmm (6/m 2/m 2/m) : P63/mmc |
| 1.AG.65 | Bortnikovite | Pd4Cu3Zn | Tet. 4/mmm (4/m 2/m 2/m) : P4/mmm |
| 1.AG.70 | Nielsenite | PdCu3 | Tet. 4mm : P4mm |
Other Information
Health Risks:
No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.
Internet Links for Norilskite
mindat.org URL:
https://www.mindat.org/min-46627.html
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References for Norilskite
Reference List:
Localities for Norilskite
symbol to view information about a locality.
The Locality List
- This locality has map coordinates listed.
- This locality has estimated coordinates.
ⓘ - Click for references and further information on this occurrence.
? - Indicates mineral may be doubtful at this locality.
- Good crystals or important locality for species.
- World class for species or very significant.
(TL) - Type Locality for a valid mineral species.
(FRL) - First Recorded Locality for everything else (eg varieties).
All localities listed without proper references should be considered as questionable.
Russia | |
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Quick NavTopAbout NorilskiteUnique IdentifiersClassification Mineral SymbolsPhysical Properties Optical Data Chemical Properties Crystallography X-Ray Powder DiffractionGeological EnvironmentType Occurrence SynonymsCommon AssociatesStrunz-MindatOther InformationInternet Links References Localities Locality List
Talnakh Cu-Ni Deposit, Noril'sk, Putoran Plateau, Taimyr Peninsula, Taymyrskiy Autonomous Okrug, Krasnoyarsk Krai, Russia