Mineralogy Database

Merenskyite Mineral Data

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General Merenskyite Information

Help on Chemical  Formula: Chemical Formula: (Pd,Pt)(Te,Bi)2
Help on Composition: Composition: Molecular Weight = 386.76 gm
   Bismuth    10.81 %  Bi
   Tellurium  59.39 %  Te
   Palladium  24.76 %  Pd
   Platinum    5.04 %  Pt
             100.00 % 
Help on Empirical Formula: Empirical Formula: Pd0.9Pt0.1Te1.8Bi0.2
Help on Environment: Environment: In disseminated interstitial seggregations of Cu-Fe-Ni sulfides with other platinum group minerals.
Help on IMA Status: IMA Status: Approved IMA 1966
Help on Locality: Locality: Rustenburg mine, Merensky Reef, western Bushveld Complex, South Africa. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for Hans Merensky (1871-1952), who was intrumental in the discovery of the "Reef" also named for him.
Help on Name Pronunciation: Name Pronunciation: Merenskyite + Pronunciation Say MERENSKYITE
Help on Synonym: Synonym: ICSD 83642
  PDF 29-970

Merenskyite Image

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  Borovskite   Temagamite   Merenskyite

Comments: Borovskite (Bvk) - temagamite (Tmg) - merenskyite (Mrk) composite grain included in chalcopyrite (Ccp). (CanMin, v 42, p 674).
Location: McBratney high-grade PGE-Au occurrence, Bear Lake mafic unit, Proterozoic Flin Flon greenstone belt, Manitoba, Canada. Scale: See Image.
© Canadian Mineralogist

Merenskyite Crystallography

Help on Axial Ratios: Axial Ratios: a:c = 1:1.28833
Help on Cell Dimensions: Cell Dimensions: a = 3.978, c = 5.125, Z = 1; V = 70.24 Den(Calc)= 9.14
Help on Crystal System: Crystal System: Trigonal - Ditrigonal Pyramidal H-M Symbol (3m) Space Group: P 3m1
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 2.92(1), 2.1(0.6), 3.07(0.3),

Physical Properties of Merenskyite

Help on Color: Color: White, Grayish white.
Help on Diaphaneity: Diaphaneity: Opaque
Help on Habit: Habit: Inclusions - Generally found as inclusions in other minerals.
Help on Habit: Habit: Microscopic Crystals - Crystals visible only with microscopes.
Help on Hardness: Hardness: 2-3 - Gypsum-Calcite
Help on Luster: Luster: Metallic

Optical Properties of Merenskyite

Help on RL Anisotrophism: RL Anisotrophism: Distinct to strong, from dark brown to light greenish gray.
Help on RL Color: RL Color: White.
Help on RL Pleochroism: RL Pleochroism: Weak, white to grayish white in air, more distinct in oil, from white to slightly creamy.
Help on Reflectivity Reflectivity
Standardized Intensity (100%) Reflection Spectra of Merenskyite in Air
λ R1 R2  ∑ R1(λ)   ∑ R2(λ) 
 400 nm   58.20   59.10 
 420 nm   59.40   60.40 
 440 nm   60.60   61.70 
 460 nm   61.80   63.00 
 480 nm   63.30   64.40 
 500 nm   64.50   65.80 
 520 nm   65.60   67.20 
 540 nm   66.60   68.20 
 560 nm   67.40   68.90 
 580 nm   68.10   69.40 
 600 nm   68.50   69.70 
 620 nm   69.00   70.30 
 640 nm   69.40   70.80 
 660 nm   69.70   71.20 
 680 nm   69.60   71.40 
 700 nm   69.30   71.20 
Calculated Relative Intensity Colors of Merenskyite in Air
   0%   20%   40%   60%   80% 100% 120% 140% 150%

Calculated Properties of Merenskyite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=7.53 gm/cc
note: Specific Gravity of Merenskyite =9.14 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.11
Boson Index = 0.89
Help on Photoelectric: Photoelectric: PEMerenskyite = 574.08 barns/electron
U=PEMerenskyite x rElectron Density=4,325.07 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Merenskyite is Not Radioactive

Merenskyite Classification

Help on  Dana Class: Dana Class: (02)Sulfides - Including Selenides and Tellurides
  (02.12)where Am Bn Xp, with (m+n):p=1:2
  (02.12.14)Melonite Group (Trigonal: P-3m1) AX2 type Melonite NiTe2 P 3m1 3 2/m Kitkaite NiTeSe P 3m1 3 2/m Moncheite (Pt,Pd)(Te,Bi)2 P 3m1 3 2/m Merenskyite (Pd,Pt)(Te,Bi)2 P 3m1 3m Berndtite SnS2 P 3m1 3 2/m Shuangfengite IrTe2 P 3m1 3 2/m Sudovikovite! PtSe2 P 3m1 3 2/m
Help on  Strunz Class: Strunz Class: 02.EA.20 02 - SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulf
  02.E - Metal Sulfides, M:S � 1:2
  02.EA -M:S = 1:2
02.EA.20 Berndtite SnS2 P 3m1 3 2/m
02.EA.20 Merenskyite (Pd,Pt)(Te,Bi)2 P 3m1 3m
02.EA.20 Melonite NiTe2 P 3m1 3 2/m
02.EA.20 Kitkaite NiTeSe P 3m1 3 2/m
02.EA.20 Moncheite (Pt,Pd)(Te,Bi)2 P 3m1 3 2/m
02.EA.20 Sudovikovite! PtSe2 P 3m1 3 2/m
02.EA.20 Shuangfengite IrTe2 P 3m1 3 2/m

Other Merenskyite Information

Help on References: References: NAME( AntBidBlaNic1) PHYS. PROP.(AntBidBlaNic1) OPTIC PROP.(AntBidBlaNic1)
Help on See Also: See Also: Links to other databases for Merenskyite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - EUROmin Project
4 - Ecole des Mines de Paris
5 - GeoScienceWorld
6 - Google Images
7 - Google Scholar
8 - Handbook of Mineralogy (MinSocAm)
9 - Handbook of Mineralogy (UofA)
10 - MinDAT
11 - Mineralienatlas (Deutsch)
12 - Online Mineral Museum
13 - QUT Mineral Atlas
14 - Ruff.Info

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Dana No: Strunz No: 02.EA.20





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