Majakite
A valid IMA mineral species
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About Majakite
Formula:
PdNiAs
Colour:
Grayish white, but lilac-gray when intergrown with native silver, and distinctly rosy with a soft lilac tint with polarite, and grayish-white with a greenish tint with stannopalladinite
Hardness:
6
Specific Gravity:
9.33
Crystal System:
Hexagonal
Name:
Named for the Majak Mine), Noril'sk, Russia, the type locality.
This page provides mineralogical data about Majakite.
Unique Identifiers
Mindat ID:
2545
Long-form identifier:
mindat:1:1:2545:0
GUID
(UUID V4):
(UUID V4):
e9e5c178-92c8-4cfc-a559-facbe3fc6806
IMA Classification of Majakite
Approved
First published:
1976
Classification of Majakite
2.AC.25e
2 : SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulfantimonites, sulfbismuthites, etc.)
A : Alloys
C : Alloys of metalloids with PGE
2 : SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulfantimonites, sulfbismuthites, etc.)
A : Alloys
C : Alloys of metalloids with PGE
2.4.16.1
2 : SULFIDES
4 : AmBnXp, with (m+n):p = 2:1
2 : SULFIDES
4 : AmBnXp, with (m+n):p = 2:1
3.12.27
3 : Sulphides, Selenides, Tellurides, Arsenides and Bismuthides (except the arsenides, antimonides and bismuthides of Cu, Ag and Au, which are included in Section 1)
12 : Sulphides etc. of the platinum metals
3 : Sulphides, Selenides, Tellurides, Arsenides and Bismuthides (except the arsenides, antimonides and bismuthides of Cu, Ag and Au, which are included in Section 1)
12 : Sulphides etc. of the platinum metals
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 |
|---|---|---|
| Mjk | 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 Majakite
Transparency:
Opaque
Colour:
Grayish white, but lilac-gray when intergrown with native silver, and distinctly rosy with a soft lilac tint with polarite, and grayish-white with a greenish tint with stannopalladinite
Hardness:
6 on Mohs scale
Hardness:
VHN50=520 kg/mm2 - Vickers
Density:
9.33 g/cm3 (Measured) 10.5 g/cm3 (Calculated)
Comment:
Measured on synthetic material
Optical Data of Majakite
Anisotropism:
Weak, without color effects
Bireflectance:
None
Reflectivity:
| Wavelength | R |
|---|---|
| 440nm | 47.4% |
| 480nm | 50.5% |
| 520nm | 52.3% |
| 560nm | 54.4% |
| 600nm | 55.8% |
| 640nm | 56.7% |
| 680nm | 57.9% |
| 720nm | 59.0% |
Graph shows reflectance levels at different wavelengths (in nm). Top of box is 100%. Peak reflectance is 59.0%.
Colour in reflected light:
Grayish white, but lilac-gray when intergrown with native silver, distinctly rosy with a soft lilac tint with polarite, and grayish-white with a greenish tint with stannopalladinite
Chemistry of Majakite
Mindat Formula:
PdNiAs
Elements listed:
Crystallography of Majakite
Crystal System:
Hexagonal
Cell Parameters:
a = 6.066 Å, c = 7.20 Å
Ratio:
a:c = 1 : 1.187
Unit Cell V:
229.44 ų (Calculated from Unit Cell)
Z:
6
Comment:
Point Group: n.d.; Space Group: n.d.
Crystal Structure
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Data courtesy of the American Mineralogist Crystal Structure Database. Click on an AMCSD ID to view structure
| ID | Species | Reference | Link | Year | Locality | Pressure (GPa) | Temp (K) |
|---|---|---|---|---|---|---|---|
| 0014389 | Majakite | Evstigneeva T, Kabalov Y, Schneider J (2000) Crystal structure of PdNiAs, ordered member of isomorphous series Pd2As-Ni2As Materials Science Forum 321 700-705 | 2000 | synthetic | 0 | 293 |
CIF Raw Data - click here to close
X-Ray Powder Diffraction
Powder Diffraction Data:
| d-spacing | Intensity |
|---|---|
| 2.65 Å | (10) |
| 1.988 Å | (10) |
| 2.19 Å | (7) |
| 2.30 Å | (5) |
| 3.04 Å | (4) |
| 2.40 Å | (4) |
| 1.800 Å | (4b) |
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]) | |
| Stage 4b: Highly evolved igneous rocks | >3.0 |
| 37 : Layered igneous intrusions and related PGE minerals |
Type Occurrence of Majakite
General Appearance of Type Material:
Intergrowths with other platinum group minerals in chalcopyrite and talnakhite ores. Often occurs as rounded or oval inclusions (0.001-0.1 mm) in polarite and also as intergrowths with stannopalladinite.
Place of Conservation of Type Material:
A. E. Fersman Mineralogical Museum, Academy of Sciences, Moscow, Russia.
Mineralographic Laboratory, IGEM, Academy of Sciences, Russia.
Mineralographic Laboratory, IGEM, Academy of Sciences, Russia.
Geological Setting of Type Material:
Copper-nickel sulfide deposit
Associated Minerals at Type Locality:
Reference:
Genkin, A.D., Evstigneeva, T.L., Troneva, N.V., Vyal´sov, L.N. (1976) Majakite, PdNiAs, a new mineral from copper-nickel sulfide ores. Zapiski Vsesoyuznogo Mineralogicheskogo Obshchestva: 105(6): 698-703.
Synonyms of Majakite
Other Language Names for Majakite
Common Associates
Associated Minerals Based on Photo Data:
| 3 photos of Majakite associated with Plumbopolarite | Pd(Pb,Bi) |
| 3 photos of Majakite associated with Copper | Cu |
| 3 photos of Majakite associated with Tetraferroplatinum | PtFe |
| 2 photos of Majakite associated with Norilskite | (Pd,Ag)2xPb (x = 0.08 - 0.11) |
| 2 photos of Majakite associated with Stannopalladinite | (Pd,Cu)3Sn |
| 2 photos of Majakite associated with Küstelite | Ag |
| 2 photos of Majakite associated with Polarite | Pd(Bi,Pb) |
| 1 photo of Majakite associated with Altaite | PbTe |
| 1 photo of Majakite associated with Pseudomertieite | Pd11(Sb,As)4 |
| 1 photo of Majakite associated with Sobolevskite | PdBi |
Related Minerals - Strunz-mindat Grouping
| 2.AC. | Törnroosite | Pd11As2Te2 |
| 2.AC. | Vadlazarenkovite | Pd8Bi1.5Te1.25As0.25 |
| 2.AC.05a | Atheneite | Pd2As0.75Hg0.25 |
| 2.AC.05b | Vincentite | Pd3As |
| 2.AC.10c | Arsenopalladinite | Pd8(As,Sb)3 |
| 2.AC.10b | Mertieite | Pd8Sb2.5As0.5 |
| 2.AC.10a | Stillwaterite | Pd8As3 |
| 2.AC.15a | Isomertieite | Pd11Sb2As2 |
| 2.AC.15b | Pseudomertieite | Pd11(Sb,As)4 |
| 2.AC.15a | Miessiite | Pd11Te2Se2 |
| 2.AC.20b | Palarstanide | Pd5(Sn,As)2 |
| 2.AC.20a | Stibiopalladinite | Pd5Sb2 |
| 2.AC.20c | Menshikovite | Pd3Ni2As3 |
| 2.AC.25a | Palladoarsenide | Pd2As |
| 2.AC.25f | Palladobismutharsenide | Pd2(As,Bi) |
| 2.AC.25c | Palladodymite | (Pd,Rh)2As |
| 2.AC.25b | Rhodarsenide | (Rh,Pd)2As |
| 2.AC.25d | Naldrettite | Pd2Sb |
| 2.AC.30 | UM1999-02-As:NiRh | (Rh,Ni)7As4 |
| 2.AC.30 | Polkanovite | Rh12As7 |
| 2.AC.35a | Genkinite | Pt4Sb3 |
| 2.AC.35b | Ungavaite | Pd4Sb3 |
| 2.AC.40 | Polarite | Pd(Bi,Pb) |
| 2.AC.45a | Froodite | α-PdBi2 |
| 2.AC.50 | Nipalarsite | Ni8Pd3As4 |
| 2.AC.50 | Viteite | Pd5InAs |
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 Majakite
mindat.org URL:
https://www.mindat.org/min-2545.html
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References for Majakite
Localities for Majakite
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.
Australia | |
| 5th International Platinum Symposium ... +1 other reference |
Austria | |
| K. N. Malitch. (2001) |
| Malitch et al. (2002) |
Brazil | |
| Teixeira (2014) |
Canada | |
| Chen +4 other references |
| N Farhangi |
| Watkinson & Ohnenstetter (1992) |
| Ames et al. (2017) | |
| Good et al. (2017) | |
| Ohnenstetter et al. (1991) +1 other reference |
Finland | |
| Alapieti et al. (1986) |
| Papunen (1986) |
| Guice et al. (2017) +1 other reference |
Greece | |
| Tsoupas et al. (2008) |
Greenland | |
| Holwell et al. (2016) |
Ivory Coast | |
| Gouedji et al. (2014) |
Russia | |
| Rudashevskiy N.S. et al. (2003) +1 other reference |
| Spiridonov et al. (2019, April) | |
| Kislov +1 other reference | |
| - (2014) +1 other reference |
| Genkin et al. (1976) +2 other references |
| Sluzhenikin et al. (2014) +1 other reference | |
| 2014 Ultramafic-mafic intrusions | |
| Tolstykh et al. (2022) | |
| Kalugin et al. (2021) | |
| 33 IGC excursion No 48 +1 other reference |
| Grishaenko et al. (2007) |
| Gurskaya (2002) | |
| Murzin et al. (2022) |
| Barkov et al. (2002) |
South Africa | |
| McCreesh et al. (2018) |
| Nikolay Rudashevsky et al (2001) |
| Yudovskaya et al. (2011) |
| Ndhlovu (2017) | |
| Holwell et al. (2006) +1 other reference | |
USA | |
| Mike Scott S106091 from Cureton 1992 ID ... |
| Smith and Barnes (2011) |
Zimbabwe | |
| Oberthür et al. (2013) |
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Oktyabrsky Mine, Talnakh Cu-Ni Deposit, Noril'sk, Putoran Plateau, Taimyr Peninsula, Taymyrskiy Autonomous Okrug, Krasnoyarsk Krai, Russia