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Plumbopalladinite Mineral Data
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General Plumbopalladinite Information
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 Chemical Formula: |
Pd3Pb2 |
| Composition: |
Molecular Weight = 733.66 gm |
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Palladium 43.52 % Pd |
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Lead 56.48 % Pb |
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______ |
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100.00 % |
| Empirical Formula: |
Pd3Pb2 |
| Environment: |
In Ni-Cu ores. |
| IMA Status: |
Approved IMA 1970 |
| Locality: |
Majak (Mayak) mine, Talnakh, Norilsk, Siberia, Russia. Link to MinDat.org Location Data. |
| Name Origin: |
Named for the composition. |
| Name Pronunciation: |
Plumbopalladinite + Pronunciation  |
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Plumbopalladinite Image |
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Images:
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Plumbopalladinite Valleriite Cubanite Pentlandite
Comments: Polished Section image (PPL) of plumbopalladinite (Pl) with polarite Po), surrounded by a rim of isoferroplatinum (Iso) with cubanite (Cu), pentlandite (Pe), and valleriite (Va).
Location: Majak Mine, Talnakh, Norilsk, Ural, Russia.
Scale: Picture Size 0.7 mm.
© Thomas Witzke |
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Plumbopalladinite Crystallography
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| Axial Ratios: |
a:c = 1:1.27941 |
| Cell Dimensions: |
a = 4.47, c = 5.719, Z = 1; V = 98.96 Den(Calc)= 12.31 |
| Crystal System: |
Hexagonal - Dihexagonal Dipyramidal H-M Symbol (6/m 2/m 2/m) Space Group: P 63/mmc |
| X Ray Diffraction: |
By Intensity(I/Io): 2.23(1), 2.3(1), 1.207(0.6), |
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Physical Properties of Plumbopalladinite
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| Color: |
White. |
| Density: |
12.4 |
| Diaphaneity: |
Opaque |
| Habit: |
Aggregates - Made of numerous individual crystals or clusters. |
| Habit: |
Microscopic Crystals - Crystals visible only with microscopes. |
| Hardness: |
5 - Apatite |
| Luster: |
Metallic |
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Optical Properties of Plumbopalladinite
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| RL Anisotrophism: |
Strong, orange-brown to dark brown. |
| RL Color: |
Bright white with a faint rose tint. |
| RL Pleochroism: |
Noticeable in air. |
| Reflectivity |
Standardized Intensity (100%) Reflection Spectra of Plumbopalladinite in Air
| λ |
R1 |
R2 |
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∑ R1(λ) |
∑ R2(λ) |
| 440 nm |
43.50 |
46.60 |
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| 460 nm |
44.60 |
48.20 |
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| 480 nm |
45.80 |
49.50 |
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| 500 nm |
47.50 |
50.80 |
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| 520 nm |
49.00 |
52.60 |
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| 540 nm |
50.70 |
54.40 |
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| 560 nm |
52.40 |
55.80 |
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| 580 nm |
53.90 |
57.10 |
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| 600 nm |
55.20 |
58.00 |
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| 620 nm |
56.60 |
59.20 |
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| 640 nm |
58.30 |
60.80 |
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| 660 nm |
60.00 |
62.60 |
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| 680 nm |
61.40 |
64.40 |
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| 700 nm |
62.80 |
66.10 |
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Calculated Relative Intensity Colors of Plumbopalladinite in Air
Relative
Intensity |
0% |
30% |
60% |
90% |
100% |
120% |
150% |
180% |
200% |
| R1 |
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| R2 |
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Calculated Properties of Plumbopalladinite
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| Electron Density: |
Bulk Density (Electron Density)=10.1 gm/cc
note: Specific Gravity of Plumbopalladinite =12.3 gm/cc.
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| Fermion Index: |
Fermion Index = 0.22
Boson Index = 0.78 |
| Photoelectric: |
PEPlumbopalladinite =1,163.79 barns/electron
U=PEPlumbopalladinite x rElectron Density=11794.33 barns/cc.
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| Radioactivity: |
GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Plumbopalladinite is Not Radioactive |
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Plumbopalladinite Classification
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| Dana Class: |
01.02.11.01 (01)Native Elements |
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(01.02)with platinum group metals and alloys |
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(01.02.11)Dana Group |
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01.02.11.01 Plumbopalladinite Pd3Pb2 P 63/mmc 6/m 2/m 2/m |
| Strunz Class: |
01.AG.25 01 - ELEMENTS (Metals and intermetallic alloys; metalloids and nonmetals; carbides, silicides, nitrides, phosphides) |
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01.A - Metals and Intermetallic Alloys |
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01.AG -PGE-metal alloys |
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01.AG.25 Plumbopalladinite Pd3Pb2 P 63/mmc 6/m 2/m 2/m |
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01.AG.25 Stannopalladinite (Pd,Cu)3Sn2(?) P 63/mmc 6/m 2/m 2/m |
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Other Plumbopalladinite Information
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| References: |
NAME( AntBidBlaNic1) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(AntBidBlaNic1) |
| See Also: |
Links to other databases for Plumbopalladinite :
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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Plumbopalladinite
Pd3Pb2
Dana No: 01.02.11.01 Strunz No: 01.AG.25
Locality:
Notes:
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