Mineralogy Database

Jaskolskiite Mineral Data

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General Jaskolskiite Information

Help on Chemical  Formula: Chemical Formula: Pb2+xCux(Sb,Bi)2-xS5, x=0.2
Help on Composition: Composition: Molecular Weight = 900.37 gm
   Copper     1.41 %  Cu
   Bismuth   13.93 %  Bi
   Antimony  16.23 %  Sb
   Lead      50.63 %  Pb
   Sulfur    17.81 %  S
            ______ 
            100.00 % 
Help on Empirical Formula: Empirical Formula: Pb2.2Cu0.2Sb1.2Bi0.6S5
Help on Environment: Environment: In aggregates of sulfosalts in Cu-Co ores of the fahlband type.
Help on IMA Status: IMA Status: Approved IMA 1984
Help on Locality: Locality: In the Vena deposit, Narke, Bergslangen metallic province, Sweden. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for Stanislaw Jaskolski (1896-1981), of the Akademia Gorniczo-Hutnicza, Krakow, Poland.
Help on Name Pronunciation: Name Pronunciation: Jaskolskiite + Pronunciation Say JASKOLSKIITE
Help on Synonym: Synonym: ICSD 30972
  PDF 38-363
 

Jaskolskiite Image

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  Jaskolskiite

Comments: Silvery gray metallic granular jaskolskiite (mounted on paper).
Location: Vena, Bergslagen, Orebro, Sweden. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Jaskolskiite Crystallography

Help on Axial Ratios: Axial Ratios: a:b:c =0.5702:1:0.2063
Help on Cell Dimensions: Cell Dimensions: a = 11.331, b = 19.871, c = 4.1, Z = 4; V = 923.15 Den(Calc)= 6.48
Help on Crystal System: Crystal System: Orthorhombic - Dipyramidal H-M Symbol (2/m 2/m 2/m) Space Group: Pbnm
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 3.71(1), 2.97(0.8), 3.333(0.6),
 

Physical Properties of Jaskolskiite

Help on Color: Color: Lead gray.
Help on Density: Density: 6.5
Help on Diaphaneity: Diaphaneity: Opaque
Help on Habit: Habit: Aggregates - Made of numerous individual crystals or clusters.
Help on Hardness: Hardness: 4 - Fluorite
Help on Luster: Luster: Metallic
Help on Streak: Streak: dark gray
 

Optical Properties of Jaskolskiite

Help on RL Anisotrophism: RL Anisotrophism: Strong without distinct colors.
Help on RL Color: RL Color: Gray.
Help on RL Pleochroism: RL Pleochroism: Moderate, in yellow tints.
Help on Reflectivity Reflectivity
Standardized Intensity (100%) Reflection Spectra of Jaskolskiite in Air
λ R1 R2  ∑ R1(λ)   ∑ R2(λ) 
 400 nm   38.40   44.90 
   
 420 nm   38.40   44.60 
 440 nm   38.10   44.10 
 460 nm   37.80   43.60 
 480 nm   37.40   43.10 
 500 nm   37.00   42.60 
 520 nm   36.70   42.30 
 540 nm   36.50   42.00 
 560 nm   36.30   41.70 
 580 nm   36.10   41.50 
 600 nm   36.00   41.30 
 620 nm   35.80   41.00 
 640 nm   35.50   40.70 
 660 nm   35.20   40.20 
 680 nm   34.80   39.80 
 700 nm   34.40   39.30 
Calculated Relative Intensity Colors of Jaskolskiite in Air
Relative
Intensity
   0%   30%   60%   90% 100% 120% 150% 180% 210% 240% 250%
R1                      
R2                      
 

Calculated Properties of Jaskolskiite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=5.43 gm/cc
note: Specific Gravity of Jaskolskiite =6.48 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.11
Boson Index = 0.89
Help on Photoelectric: Photoelectric: PEJaskolskiite =1,253.80 barns/electron
U=PEJaskolskiite x rElectron Density=6,807.48 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Jaskolskiite is Not Radioactive
 

Jaskolskiite Classification

Help on  Dana Class: Dana Class: 03.05.13.01 (03)Sulfides - Sulfosalts
  (03.05)where 2.5 < z/y < 3 - (A+)i (A++)j [By Cz], A=metals, B=semi-metals, C=non-metals
  (03.05.13)Dana Group
 
03.05.13.01 Jaskolskiite Pb2xCux(Sb,Bi)2-xS5,x=0.2 Pbnm 2/m 2/m 2/m
Help on  Strunz Class: Strunz Class: 02.HB.05c 02 - SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulf
  02.H - Sulfosalts of SnS Archetype
  02.HB -With Cu, Ag, Hg, Fe, Sn and Pb
 
02.HB.05c Jaskolskiite Pb2xCux(Sb,Bi)2-xS5,x=0.2 Pbnm 2/m 2/m 2/m
 

Other Jaskolskiite Information

Help on References: References: NAME( AntBidBlaNic1) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(AntBidBlaNic1)
Help on See Also: See Also: Links to other databases for Jaskolskiite :
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
15 - WWW-MINCRYST

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Print or Cut-and-Paste your Jaskolskiite Specimen Label here :

Jaskolskiite

Pb2+xCux(Sb,Bi)2-xS5, x=0.2
Dana No: 03.05.13.01 Strunz No: 02.HB.05c
Locality:

 

Notes:

 

 
   
 


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