Verbeekite Mineral Data

Verbeekite Mineral Data
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General Verbeekite Information

Help on Chemical Formula: Chemical Formula: PdSe2
Help on Composition: Composition: Molecular Weight = 264.34 gm
   Palladium  40.26 %  Pd
   Selenium   59.74 %  Se
             ______ 
             100.00 % 
Help on Empirical Formula: Empirical Formula: PdSe2
Help on Environment: Environment: Se-rich sulfide lens. Replaced by oosterboschite.
Help on IMA Status: IMA Status: Approved IMA 2001 (Dana # Added)
Help on Locality: Locality: Musonoi mine, near Kolwezi, Shaba Province, Democratic Republic of Congo (formerly Zaire). Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for Theodore Verbeek (1927-1991) who did the original studies on the Se-bearing lens.
Help on Synonym: Synonym: IMA2001-005
 

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Verbeekite Crystallography
Help on Axial Ratios: Axial Ratios: a:b:c =1.6122:1:1.0753
Help on Cell Dimensions: Cell Dimensions: a = 6.657, b = 4.129, c = 4.44, Z = 2; beta = 92.83° V = 121.89 Den(Calc)= 7.20
Help on Crystal System: Crystal System: MonoclinicSpace Group: C 2, Cm, or C 2/m
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 2.718(1)(111), 1.896(0.5)(112), 1.955(0.5)(310),3.496(0.3)(110), 4.423(0.3)(001), 1.815(0.2), 2.063(0.2),
 

Physical Properties of Verbeekite

Help on Color: Color: Black.
Help on Diaphaneity: Diaphaneity: Opaque
Help on Fracture: Fracture: Brittle - Uneven - Very brittle fracture producing uneven fragments.
Help on Habit: Habit: Anhedral Grains - Granular minerals without the expression of crystal shapes
Help on Hardness: Hardness: 5.5 - Knife Blade
Help on Luster: Luster: Metallic
Help on Streak: Streak: black
 

Optical Properties of Verbeekite

Help on RL Anisotrophism: RL Anisotrophism: Moderate with brown rotation tints.
Help on RL Bireflectance: RL Bireflectance: Negligible.
Help on RL Color: RL Color: Gray.
Help on RL Pleochroism: RL Pleochroism: None.
Help on Reflectivity Reflectivity
Standardized Intensity (100%) Reflection Spectra of Verbeekite in Air
λ R1 R2  ∑ R1(λ)   ∑ R2(λ) 
 470 nm   50.80   52.30 
   
 546 nm   51.85   52.90 
 589 nm   52.20   53.55 
 650 nm   52.40   54.00 
Standardized Intensity (100%) Reflection Spectra of Verbeekite in Oil
λ R1 R2  ∑ R1(λ)   ∑ R2(λ) 
 470 nm   37.00   38.40 
   
 546 nm   37.75   38.30 
 589 nm   38.50   38.60 
 650 nm   38.80   39.60 
Calculated Relative Intensity Colors of Verbeekite in Air
Relative
Intensity		    0%   20%   40%   60%   80% 100% 120% 140% 160% 180%
R1                    
R2                    
Calculated Relative Intensity Colors of Verbeekite in Oil
Relative
Intensity		    0%   30%   60%   90% 100% 120% 150% 180% 210% 240%
R1                    
R2                    
 

Calculated Properties of Verbeekite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=6.21 gm/cc
note: Specific Gravity of Verbeekite =7.20 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.13
Boson Index = 0.87
Help on Photoelectric: Photoelectric: PEVerbeekite = 146.29 barns/electron
U=PEVerbeekite x rElectron Density= 908.47 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Verbeekite is Not Radioactive
 

Verbeekite Classification
Help on Dana Class: Dana Class: 02.12.15.03 (02)Sulfides - Including Selenides and Tellurides
  (02.12)where Am Bn Xp, with (m+n):p=1:2
  (02.12.15)Dana Group
 
02.12.15.01 Froodite PdBi2 C 2/m 2/m
 
02.12.15.02 Urvantsevite Pd(Bi,Pb)2 I 4/mmm 4/m 2/m 2/m
 
02.12.15.03 Verbeekite! PdSe2 C 2, Cm, or C 2/m Mono
Help on Strunz Class: Strunz Class: 02.EA.25 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.25 Verbeekite! PdSe2 C 2, Cm, or C 2/m Mono
 

Other Verbeekite Information
Help on References: References: NAME( AmMin, Vol 88, p 253) PHYS. PROP.(AmMin, Vol 88, p 253) OPTIC PROP.(AmMin, Vol 88, p 253)
Help on See Also: See Also: Links to other databases for Verbeekite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - Google Images
4 - Google Scholar
5 - Handbook of Mineralogy (MinSocAm)
6 - Handbook of Mineralogy (UofA)
7 - MinDAT
8 - MinMax(Deutsch)
9 - MinMax(English)
10 - Mineralienatlas (Deutsch)
11 - QUT Mineral Atlas
12 - Ruff.Info

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Verbeekite

PdSe2
Dana No: 02.12.15.03 Strunz No: 02.EA.25
Locality:

 

Notes: