Mineralogy Database

Pasavaite Mineral Data

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General Pasavaite Information

Help on Chemical  Formula: Chemical Formula: Pd3Pb2Te2
Help on Composition: Composition: Molecular Weight = 989.23 gm
   Tellurium  26.06 %  Te
   Palladium  31.84 %  Pd
   Lead       42.10 %  Pb
             100.00 % 
Help on Empirical Formula: Empirical Formula: Pd2.96Pb2.01Te2.02
Help on Environment: Environment: Inclustions in polarite grains. Shandite group.
Help on IMA Status: IMA Status: Approved IMA 2007 (Dana # Added)
Help on Locality: Locality: Talnakh deposit, Noril�sk-Talnakh camp, Taimyr Autonomous District, Siberia, Russia. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for Jan Pasava, in recognition of his important contributions to the geochemistry of platinum-group elements in anoxic environments and related ore deposits.
Help on Synonym: Synonym: IMA2007-059

Pasavaite Image

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  Pasavaite   Polarite

Comments: BSE image of pasavaite (pas) embedded in polarite (po) in association with sperrylite (sp), Pd-Pb-Bi-Te and Au-Ag phases. (CanMin, v47:53).
Location: Talnakh deposit, Noril’sk-Talnakh Ni-Cu camp, Taimyr Autonomous District, Russia. Scale: See Image.
© Canadian Mineralogist

Pasavaite Crystallography

Help on Axial Ratios: Axial Ratios: a:b:c =1.4481:1:1.0638
Help on Cell Dimensions: Cell Dimensions: a = 8.599, b = 5.9381, c = 6.3173, Z = 2; V = 322.57 Den(Calc)= 10.18
Help on Crystal System: Crystal System: Orthorhombic - Dipyramidal H-M Symbol (2/m 2/m 2/m) Space Group: Pmmn
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 3.0495(1), 2.1637(0.71), 2.5456(0.63),1.8906(0.42), 2.2786(0.42), 2.4424(0.34), 6.3152(0.34), 3.1572(0.33),

Physical Properties of Pasavaite

Help on Cleavage: Cleavage: {001} Poor
Help on Color: Color: Gray.
Help on Density: Density: 9.9
Help on Diaphaneity: Diaphaneity: Opaque
Help on Fracture: Fracture: Brittle - Generally displayed by glasses and most non-metallic minerals.
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 - Gypsum
Help on Luster: Luster: Metallic
Help on Streak: Streak: gray

Optical Properties of Pasavaite

Help on RL Anisotrophism: RL Anisotrophism: Distinct to strong with no internal reflections.
Help on RL Bireflectance: RL Bireflectance: Strong.
Help on RL Color: RL Color: Pale pink with a brown tint.
Help on RL Pleochroism: RL Pleochroism: Brownish pink to light pink.
Help on Reflectivity Reflectivity
Standardized Intensity (100%) Reflection Spectra of Pasavaite in Air
λ R1 R2  ∑ R1(λ)   ∑ R2(λ) 
 420 nm   46.80   38.90 
 440 nm   48.30   40.20 
 460 nm   49.60   41.60 
 470 nm   49.90   42.40 
 480 nm   50.20   42.70 
 500 nm   50.60   43.30 
 520 nm   51.30   43.80 
 540 nm   51.70   44.50 
 546 nm   51.80   44.60 
 560 nm   52.00   45.90 
 580 nm   52.20   45.40 
 589 nm   52.20   45.70 
 600 nm   52.20   46.00 
 620 nm   52.60   46.40 
 640 nm   52.70   46.60 
 650 nm   52.80   46.90 
 660 nm   52.90   47.10 
 680 nm   53.40   47.20 
 700 nm   53.70   47.40 
Calculated Relative Intensity Colors of Pasavaite in Air
   0%   30%   60%   90% 100% 120% 150% 180% 210% 220%

Calculated Properties of Pasavaite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=8.36 gm/cc
note: Specific Gravity of Pasavaite =10.2 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.18
Boson Index = 0.82
Help on Photoelectric: Photoelectric: PEPasavaite = 965.81 barns/electron
U=PEPasavaite x rElectron Density=8,070.85 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Pasavaite is Not Radioactive

Pasavaite Classification

Help on  Dana Class: Dana Class: (02)Sulfides - Including Selenides and Tellurides
  (02.03)where Am Bn Xp, with (m+n):p=5:2
  (02.03.05)Shandite Group Shandite Pb2Ni3S2 R 3m 3 2/m Rhodplumsite Pb2Rh3S2 R 3m 3 2/m Pasavaite! Pd3Pb2Te2 Pmmn 2/m 2/m 2/m
Help on  Strunz Class: Strunz Class: 02.BE.30 02 - SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulf
  02.B - Metal Sulfides, M:S > 1:1 (mainly 2:1)
  02.BE -With Pb(Bi)
02.BE.30 Pasavaite! Pd3Pb2Te2 Pmmn 2/m 2/m 2/m

Other Pasavaite Information

Help on References: References: NAME( CanMin, v47:53) PHYS. PROP.(CanMin, v47:53) OPTIC PROP.(CanMin, v47:53)
Help on See Also: See Also: Links to other databases for Pasavaite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - GeoScienceWorld
4 - Google Images
5 - Google Scholar
6 - MinDAT
7 - Mineralienatlas (Deutsch)
8 - Online Mineral Museum
9 - QUT Mineral Atlas
10 - Ruff.Info

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Dana No: Strunz No: 02.BE.30





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