Majakite (original) (raw)
A valid IMA mineral species
About MajakiteHide
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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
Name:
Named for the Majak Mine), Noril'sk, Russia, the type locality.
This page provides mineralogical data about Majakite.
Unique IdentifiersHide
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Long-form identifier:
mindat:1:1:2545:0
e9e5c178-92c8-4cfc-a559-facbe3fc6806
IMA Classification of MajakiteHide
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Type description reference:
Classification of MajakiteHide
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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
2.4.16.1
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
Mineral SymbolsHide
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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 MajakiteHide
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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:
VHN50=520 kg/mm2 - Vickers
Density:
9.33 g/cm3 (Measured) 10.5 g/cm3 (Calculated)
Comment:
Measured on synthetic material
Optical Data of MajakiteHide
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Anisotropism:
Weak, without color effects
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 MajakiteHide
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Crystallography of MajakiteHide
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Cell Parameters:
a = 6.066 Å, c = 7.20 Å
Unit Cell V:
229.44 ų (Calculated from Unit Cell)
Comment:
Point Group: n.d.; Space Group: n.d.
Crystal StructureHide
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| 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 DiffractionHide
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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 EnvironmentHide
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Type Occurrence of MajakiteHide
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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.
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 MajakiteHide
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Other Language Names for MajakiteHide
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Simplified Chinese:砷镍钯矿
Traditional Chinese:砷鎳鈀礦
Common AssociatesHide
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Associated Minerals Based on Photo Data:
Related Minerals - Strunz-mindat GroupingHide
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Other InformationHide
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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 MajakiteHide
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References for MajakiteHide
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Localities for MajakiteHide
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This map shows a selection of localities that have latitude and longitude coordinates recorded. Click on the 
symbol to view information about a locality. The symbol next to localities in the list can be used to jump to that position on the map.
Locality ListHide
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- 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). Struck out - Mineral was erroneously reported from this locality. Faded * - Never found at this locality but inferred to have existed at some point in the past (e.g. from pseudomorphs).
All localities listed without proper references should be considered as questionable.