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Menshikovite

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Yuriy P. Men'shikov
Formula:
Pd3Ni2As3
Colour:
White
Lustre:
Metallic
Hardness:
5
Specific Gravity:
10.65 (Calculated)
Crystal System:
Hexagonal
Name:
Named in honor of Yuriy Pavlovich Men'shikov (Юрия Павловича Меньшикова) (28 December 1934, Sayda-Guba, Murmansk - 21 March 2013) famous Russian mineralogist and roentgenoscopist from Apatity. He worked at the Geological Institute of the KF USSR Academy of Sciences (KSC RAS) and made mineralogical studies of the Kovdorsky, Lovozersky, and Khibinsky mountain ranges and other geological objects on the Kola Peninsula. He described or co-described 50 new minerals.
This page provides mineralogical data about Menshikovite.


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Classification of MenshikoviteHide

Approved
Approval Year:
1993
First Published:
2002
2.AC.20c

2 : SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulfantimonites, sulfbismuthites, etc.)
A : Alloys
C : Alloys of metalloids with PGE

Physical Properties of MenshikoviteHide

Metallic
Transparency:
Opaque
Colour:
White
Streak:
Grey
Hardness:
Tenacity:
Brittle
Cleavage:
None Observed
Fracture:
Irregular/Uneven
Density:
10.65 g/cm3 (Calculated)

Optical Data of MenshikoviteHide

Type:
Anisotropic
Anisotropism:
Weak mosaic-like, light grey to brownish grey.
Bireflectance:
None
Reflectivity:
470nmR1=48.4%R2=50.2%
546nmR1=51.2%R2=53.2%
589nmR1=53.2%R2=55.3%
650nmR1=56.6%R2=58.7%

Reflectance graph
Graph shows reflectance levels at different wavelengths (in nm). Top of box is 100%. Peak reflectance is 58.7%.
R1 shown in black, R2 shown in red
Colour in reflected light:
Pink with slight greyish tint.

Chemical Properties of MenshikoviteHide

Formula:
Pd3Ni2As3

Crystallography of MenshikoviteHide

Crystal System:
Hexagonal
Class (H-M):
6/m - Dipyramidal
Space Group:
P63/m
Cell Parameters:
a = 8.406 Å, c = 6.74 Å
Ratio:
a:c = 1 : 0.802
Unit Cell V:
412.45 ų
Z:
4
Twinning:
Fine twins are present (type material)

X-Ray Powder DiffractionHide

Powder Diffraction Data:
d-spacingIntensity
2.477 (1)
2.626 (1)
2.429 (0.8)
1.818 (0.7)
1.978 (0.7)
1.781 (0.7)
2.283 (0.7)

Type Occurrence of MenshikoviteHide

Geological Setting of Type Material:
Pod of coarse-grained, entirely altered gabbronorite rich in sulfides, and hosted by a microgabbronorite. The cotype locality is quartz–feldspar sandstones, which are metasomatically altered and recrystallized.
Reference:
Barkov, A.Y., Martin, R.F., Pakhomovsky, Y.A., Tolstykh, N.D., and Krivenko, A.P. (2002) Menshikovite, Pd3Ni2As3, a new platinum-group mineral species from two layered complexes, Russia. Canadian Mineralogist: 40: 679-692.

Synonyms of MenshikoviteHide

Other Language Names for MenshikoviteHide

Simplified Chinese:门砷镍钯矿
Traditional Chinese:門砷鎳鈀礦

Related Minerals - Nickel-Strunz GroupingHide

2.AC.05aAtheneitePd2As0.75Hg0.25Hex. 6 m2 : P62m
2.AC.05bVincentitePd3AsTet.
2.AC.10cArsenopalladinitePd8(As,Sb)3Tric. 1 : P1
2.AC.10bMertieite-IIPd8Sb2.5As0.5Trig. 3m (3 2/m) : R3c
2.AC.10aStillwateritePd8As3Trig.
2.AC.15aIsomertieitePd11Sb2As2Iso. m3m (4/m 3 2/m) : Fd3m
2.AC.15bMertieite-IPd11(Sb,As)4Hex.
2.AC.15aMiessiitePd11Te2Se2Iso. m3m (4/m 3 2/m) : Fd3m
2.AC.20bPalarstanidePd5(Sn,As)2Hex.
2.AC.20aStibiopalladinitePd5Sb2Hex.
2.AC.25eMajakitePdNiAsHex.
2.AC.25aPalladoarsenidePd2AsMon. 2/m : P2/m
2.AC.25fPalladobismutharsenidePd2(As,Bi)Orth.
2.AC.25cPalladodymite(Pd,Rh)2AsOrth.
2.AC.25bRhodarsenide(Rh,Pd)2AsOrth.
2.AC.25dNaldrettitePd2SbOrth. mm2 : Cmc21
2.AC.30UM1999-02-As:NiRh(Rh,Ni)7As4
2.AC.30PolkanoviteRh12As7Hex.
2.AC.35aGenkinite(Pt,Pd,Rh)4Sb3Tet. 4 2 2
2.AC.35bUngavaitePd4Sb3Tet. 4 2 2 : P41 21 2
2.AC.40PolaritePd(Bi,Pb)Orth. mm2 : Cmc21
2.AC.45cBorishanskiitePd1+x(As,Pb)2 , x = 0-0.2Orth. mm2
2.AC.45aFrooditeα-PdBi2Mon. 2/m : B2/m
2.AC.45bIridarsenite(Ir,Ru)As2Mon.

Other InformationHide

Health Risks:
No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

References for MenshikoviteHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Barkov, A.Y., Martin, R.F., Pakhomovsky, Y.A., Tolstykh, N.D., and Krivenko, A.P. (2002) Menshikovite, Pd3Ni2As3, a new platinum-group mineral species from two layered complexes, Russia. Canadian Mineralogist: 40: 679-692.

Internet Links for MenshikoviteHide

Localities for MenshikoviteHide

ⓘ - Click for 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 (eg from pseudomorphs.)

All localities listed without proper references should be considered as questionable.
Canada
 
  • Ontario
    • Kenora District
      • Ring of Fire
        • BMA527861 Area
Musa Karkus (2010)
    • Thunder Bay District
      • Coldwell complex
Mcdonald, A.M., Cabri, L.J., Stanley, C.J., Good, D.J., Redpath, J., Lane, G., Spratt, J. & Ames, D.E. (2015) Coldwellite, Pd3Ag2S, a new mineral species from the Marathon deposit, Coldwell complex, Ontario, Canada. Canadian Mineralogist 53, 1-13.
Russia
 
  • Krasnoyarsk Krai
    • Taymyrskiy Autonomous Okrug
      • Taimyr Peninsula
        • Putoran Plateau
          • Noril'sk
            • Talnakh Cu-Ni Deposit
Can Min (2002) 40, (2), 679-692
  • Murmansk Oblast
    • Fedorovo-Pansky massif (Pana layered complex)
33rd International Geological Congress (2008) session MPM-04 Platinum-group mineralogy: Platinum-group minerals in the PGE deposit of the Fedorovo-Pansky layered intrusion, Kola Peninsula
33rd International Geological Congress (2008) session MPM-04 Platinum-group mineralogy: Platinum-group minerals in the PGE deposit of the Fedorovo-Pansky layered intrusion, Kola Peninsula
    • Monche-Tundra
      • Monche tundra intrusion
Grokhovskaya, T. L., Lapina, M. I., & Mokhov, A. V. (2009). Assemblages and genesis of platinum-group minerals in low-sulfide ores of the Monchetundra deposit, Kola peninsula, Russia. Geology of Ore Deposits, 51(6), 467-485.
      • Monchegorsk
Jambor, J.L. and Roberts, A.C. (2001) New mineral names. American Mineralogist: 86: 197-200.; Grokhovskaya, T.L., Griboedova, I.G., and Karimova, O.V. (2014) Diversity of PGM Assemblages in Pge Deposits of the Monchegorsk Igneous Complex, Russia. 12th International Platinum Symposium, p. 249.
  • Republic of Karelia
    • Northern Karelia
      • Oulanka plutonic complex
        • Olanga River (Oulanka River)
          • Lukkulaisvaara ultrabasic Massif (Lukkulaisvaara pluton; Lukkulaisvaara layered intrusion)
Can Min (2002) 40, (2), 679-692.
  • Zabaykalsky Krai
    • Chitinskaya Oblast
      • Chiney massif
Can Min (2002) 40, (2), 679-692
South Africa
 
  • Limpopo Province
    • Bushveld Complex
      • Waterberg District
        • Mokopane (Potgietersrus)
Holwell, D. A., McDonald, I., & Armitage, P. E. B. (2006). Platinum-group mineral assemblages in the Platreef at the Sandsloot Mine, northern Bushveld Complex, South Africa. Mineralogical Magazine, 70(1), 83-101.; HOLWELL D.A., MCDONALD I. & ARMITAGE, P.E.B. (2006). Platinum-group mineral assemblages in the Platreef at the South Central Pit, Sandsloot Mine, northern Bushveld Complex, South Africa. Mineralogical Magazine, 70, 83-101.
USA
 
  • Montana
    • Stillwater Co.
      • Nye
Mineralogical Magazine; October 2000; v. 64; no. 5; p. 847-851
  • Pennsylvania
    • Chester Co.
      • State Line Chromite District
Smith and Barnes (2011) Pennsylvania Geology v. 41, no. 3/4.
Mineral and/or Locality  
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