Polekhovskyite (original) (raw)

A valid IMA mineral species

Specific Gravity:

6.626 (Calculated)

Name:

Named in honor of Yury Stepanovich Polekhovsky (Юрий Степанович Полеховский) (1947–2018), Russian geologist and mineralogist, for his contributions to the studies of opaque minerals, including phosphides.

Unique IdentifiersHide

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Long-form identifier:

mindat:1:1:53415:0

503458e1-dbe0-4dc7-987b-cb50c2879ae3

IMA Classification of PolekhovskyiteHide

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Classification of PolekhovskyiteHide

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1.BD.45

1 : ELEMENTS (Metals and intermetallic alloys; metalloids and nonmetals; carbides, silicides, nitrides, phosphides)
B : Metallic Carbides, Silicides, Nitrides, Phosphides and Hydrides
D : Phosphides

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.

Physical Properties of PolekhovskyiteHide

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Hardness Data:

Could not be measured

Comment:

Could not be measured due to the small crystal size.

Density:

6.626 g/cm3 (Calculated)

Comment:

Calculated value based on the empirical formula.

Chemistry of PolekhovskyiteHide

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Crystallography of PolekhovskyiteHide

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Class (H-M):

6/m m m _(_6/_m_2/_m_2/m ) - Dihexagonal Dipyramidal

Cell Parameters:

a = 3.330(1) Å, c = 11.227(4) Å

X-Ray Powder DiffractionHide

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Powder Diffraction Data:

Geological EnvironmentHide

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Type Occurrence of PolekhovskyiteHide

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General Appearance of Type Material:

Micrometer-sized euhedral crystals (to 3 μm).

Place of Conservation of Type Material:

Collections of the Fersman Mineralogical Museum, Russian Academy of Sciences, Leninskiy Prospekt 18-2, Moscow 119071, Russia, registration number 5287/1.

Empirical Formula of Type Material:

Mo0.99(Ni0.83Fe0.18)1.01P2.01

Chemical Analysis of Type Material:

Geological Setting of Type Material:

Pyrometamorphic rocks; altered diopside microbreccia.

Associated Minerals at Type Locality:

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 PolekhovskyiteHide

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References for PolekhovskyiteHide

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Reference List:

Britvin, Sergey N., Murashko, Mikhail N., Vereshchagin, Oleg S., Vapnik, Yevgeny, Shilovskikh, Vladimir V., Vlasenko, Natalia S., Permyakov, Vitalii V. (2022) Expanding the speciation of terrestrial molybdenum: Discovery of polekhovskyite, MoNiP2, and insights into the sources of Mo-phosphides in the Dead Sea Transform area. American Mineralogist, 107 (12) 2201-2211 doi:10.2138/am-2022-8261

Localities for PolekhovskyiteHide

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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.