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Stannopalladinite Mineral Data

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General Stannopalladinite Information

Help on Chemical  Formula: Chemical Formula: (Pd,Cu)3Sn2 (?)
Help on Composition: Composition: Molecular Weight = 524.52 gm
   Copper      9.09 %  Cu
   Tin        45.26 %  Sn
   Palladium  45.65 %  Pd
             100.00 % 
Help on Empirical Formula: Empirical Formula: Pd2.25Cu0.75Sn2
Help on Environment: Environment: In sulfide Cu-Ni ores intergrown with niggliite.
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1947
Help on Locality: Locality: Monchegorsk, Kola Peninsula, Russia Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for the composition.
Help on Name Pronunciation: Name Pronunciation: Stannopalladinite + Pronunciation Say STANNOPALLADINITE

Stannopalladinite Image

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Comments: PPL polished section image of hexagonal crystal of stannopalladinite (white with a very slight pinkish tint) in white atokite. Inset image x-polarizers.
Location: Oktyabrski Mine, Talnakh, Ural, Russia. Scale: Picture Size 0.57 mm.
© Thomas Witzke

Stannopalladinite Crystallography

Help on Axial Ratios: Axial Ratios: a:c = 1:1.28636
Help on Cell Dimensions: Cell Dimensions: a = 4.4, c = 5.66, Z = 1; V = 94.90 Den(Calc)= 9.18
Help on Crystal System: Crystal System: Hexagonal - Dihexagonal Dipyramidal H-M Symbol (6/m 2/m 2/m) Space Group: P 63/mmc
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 2.2(1), 2.27(1), 1.58(0.7),

Physical Properties of Stannopalladinite

Help on Color: Color: Brown pink, Pale pink.
Help on Density: Density: 10.2
Help on Diaphaneity: Diaphaneity: Opaque
Help on Habit: Habit: Cubic Crystals - Occurs as cubic shaped crystals.
Help on Hardness: Hardness: 5 - Apatite
Help on Luster: Luster: Metallic

Optical Properties of Stannopalladinite

Help on RL Anisotrophism: RL Anisotrophism: Strong, from lilac-red to gray-blue.
Help on Reflectivity Reflectivity
Standardized Intensity (100%) Reflection Spectra of Stannopalladinite in Air
λ R1 R2  ∑ R1(λ)   ∑ R2(λ) 
 460 nm   46.20   48.50 
 500 nm   50.30   51.50 
 540 nm   53.00   54.00 
 580 nm   54.00   55.50 
 620 nm   56.00   57.80 
 660 nm   57.00   60.00 
 700 nm   57.00   61.00 
Calculated Relative Intensity Colors of Stannopalladinite in Air
   0%   20%   40%   60%   80% 100% 120% 140% 160% 180% 190%

Calculated Properties of Stannopalladinite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=7.88 gm/cc
note: Specific Gravity of Stannopalladinite =9.18 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.17
Boson Index = 0.83
Help on Photoelectric: Photoelectric: PEStannopalladinite = 260.72 barns/electron
U=PEStannopalladinite x rElectron Density=2,055.61 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Stannopalladinite is Not Radioactive

Stannopalladinite Classification

Help on  Dana Class: Dana Class: (01)Native Elements
  (01.02)with platinum group metals and alloys
  (01.02.09)Dana Group Stannopalladinite (Pd,Cu)3Sn2(?) P 63/mmc 6/m 2/m 2/m
Help on  Strunz Class: Strunz Class: 01.AG.25 01 - ELEMENTS (Metals and intermetallic alloys; metalloids and nonmetals; carbides, silicides, nitrides, phosphides)
  01.A - Metals and Intermetallic Alloys
  01.AG -PGE-metal alloys
01.AG.25 Plumbopalladinite Pd3Pb2 P 63/mmc 6/m 2/m 2/m
01.AG.25 Stannopalladinite (Pd,Cu)3Sn2(?) P 63/mmc 6/m 2/m 2/m

Other Stannopalladinite 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 Stannopalladinite :
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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Print or Cut-and-Paste your Stannopalladinite Specimen Label here :


(Pd,Cu)3Sn2 (?)
Dana No: Strunz No: 01.AG.25





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