Menshikovite Mineral Data (original) (raw)

General Menshikovite Information

Help on Chemical Formula: Chemical Formula:

Pd3Ni2As3

Help on Composition: Composition:

Molecular Weight = 661.40 gm

Nickel 17.75 % Ni

Arsenic 33.98 % As

Palladium 48.27 % Pd

______

100.00 %

Help on Empirical Formula: Empirical Formula:

Pd3Ni2As3

Help on Environment: Environment:

Associated with other PGM at the type locality.

Help on IMA Status: IMA Status:

Approved IMA 2000 (Dana # Added)

Help on Locality: Locality:

Lukkulaisvaara layered intrusion, Karelia, Russia. Link to MinDat.org Location Data.

Help on Name Origin: Name Origin:

Named for Yurii P. Men'shikov (1934-) of the Geological Institute of the Kola Science Center, Apatity, Russia.

Help on Synonym: Synonym:

IMA1993-057

Menshikovite Image

Click Here for Larger Menshikovite Image in a New Browser Window Images:

Click Here for Larger Menshikovite Image Menshikovite Paolovite Comments: BSE image showing menshikovite (mnv), paolovite (plv), isomertieite (ism), cobaltite (cob), and chalcopyrite (ccp) with quartz (qtz) and a Fe-rich aluminosilicate (sil). Location: Lower (exo)-contact of the Chiney intrusion in Siberia. (CanMin, v40:679).Scale: See Image. © Canadian Mineralogist

Menshikovite Crystallography

Help on Axial Ratios: Axial Ratios:

a:c = 1:0.8018

Help on Cell Dimensions: Cell Dimensions:

a = 8.406, c = 6.74, Z = 4; V = 412.45 Den(Calc)= 10.65

Help on Crystal System: Crystal System:

HexagonalSpace Group: P 63/m,P 63, or P 6322

Help on X Ray Diffraction: X Ray Diffraction:

By Intensity(I/Io): 2.477(1)(202), 2.626(1)(112), 2.429(0.8)(300),1.818(0.7)(400), 1.978(0.7)(113), 1.781(0.7)(222), 2.283(0.7)(301),

Physical Properties of Menshikovite

Help on Cleavage: Cleavage:

None

Help on Color: Color:

White.

Help on Diaphaneity: Diaphaneity:

Opaque

Help on Fracture: Fracture:

Brittle - Generally displayed by glasses and most non-metallic minerals.

Help on Habit: Habit:

Anhedral Grains - Granular minerals without the expression of crystal shapes

Help on Hardness: Hardness:

5 - Apatite

Help on Luster: Luster:

Metallic

Help on Streak: Streak:

gray

Optical Properties of Menshikovite

Help on RL Anisotrophism: RL Anisotrophism:

Weak mosaic-like, light gray to brownish gray.

Help on RL Bireflectance: RL Bireflectance:

None.

Help on RL Color: RL Color:

Pink with slight grayish tint.

Help on Reflectivity Reflectivity

Standardized Intensity (100%) Reflection Spectra of Menshikovite in Air

λ R1 R 2 ∑ R1(λ) ∑ R2(λ)
470 nm 48.40 50.20
546 nm 51.20 53.20
589 nm 53.20 55.30
650 nm 56.60 58.70

Standardized Intensity (100%) Reflection Spectra of Menshikovite in Oil

λ R1 R 2 ∑ R1(λ) ∑ R2(λ)
470 nm 38.50 39.30
546 nm 41.00 41.80
589 nm 42.30 43.30
650 nm 46.60 47.80

Calculated Relative Intensity Colors of Menshikovite in Air

RelativeIntensity 0% 20% 40% 60% 80% 100% 120% 140% 160% 180% 190%
R1
R2

Calculated Relative Intensity Colors of Menshikovite in Oil

RelativeIntensity 0% 30% 60% 90% 100% 120% 150% 180% 210% 230%
R1
R2

Calculated Properties of Menshikovite

Help on Electron Density: Electron Density:

Bulk Density (Electron Density)=9.44 gm/cc
note: Specific Gravity of Menshikovite =10.7 gm/cc.

Help on Fermion Index: Fermion Index:

Fermion Index = 0.1
Boson Index = 0.9

Help on Photoelectric: Photoelectric:

PEMenshikovite = 146.48 barns/electron
U=PEMenshikovite x rElectron Density=1,382.12 barns/cc.

Help on Radioactivity: Radioactivity:

GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Menshikovite is Not Radioactive

Menshikovite Classification

Help on Dana Class: Dana Class:

02.04.16.02 (02)Sulfides - Including Selenides and Tellurides

(02.04)where Am Bn Xp, with (m+n):p=2:1

(02.04.16)Dana Group

02.04.16.01 Majakite PdNiAs Unk Hex

02.04.16.02 Menshikovite! Pd3Ni2As3 P 63/m,P 63, or P 6322 Hex

Help on Strunz Class: Strunz Class:

02.AC.20c 02 - SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulf

02.A - Simple Sulfides, Selenides, etc

02.AC -Alloys of metalloids with PGE

02.AC.20c Menshikovite! Pd3Ni2As3 P 63/m,P 63, or P 6322 Hex

Other Menshikovite Information

Help on References: References:

NAME( AmMin, v 88, p 477) PHYS. PROP.(AmMin, v 86, p 939 and v 88, p 477) OPTIC PROP.(AmMin, v 88, p 477)

Help on See Also: See Also:

Links to other databases for Menshikovite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - GeoScienceWorld
4 - Google Images
5 - Google Scholar
6 - Handbook of Mineralogy (MinSocAm)
7 - Handbook of Mineralogy (UofA)
8 - MinDAT
9 - Mineralienatlas (Deutsch)
10 - Online Mineral Museum
11 - QUT Mineral Atlas
12 - Ruff.Info

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Ask about Menshikovite here :
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Print or Cut-and-Paste your Menshikovite Specimen Label here :

Menshikovite

Pd3Ni2As3
Dana No: 02.04.16.02 Strunz No: 02.AC.20c
Locality:

Notes: