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Palladium Mineral Data
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General Palladium Information
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 Chemical Formula: |
Pd,Pt |
| Composition: |
Molecular Weight = 107.44 gm |
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Iron 2.60 % Fe |
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Palladium 79.24 % Pd |
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Platinum 18.16 % Pt |
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______ |
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100.00 % |
| Empirical Formula: |
Pd0.8Pt0.1Fe0+0.05 |
| Environment: |
As an oxidation product of palladium-bearing suflides and as a primary phase in platinum deposits. |
| IMA Status: |
Valid Species (Pre-IMA) 1803 |
| Locality: |
Itabria, Minas Gerais, Brazil. Link to MinDat.org Location Data. |
| Name Origin: |
After the asteroid "Pallas" |
| Name Pronunciation: |
Palladium + Pronunciation  |
| Synonym: |
ICSD 64922 |
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PDF 46-1043 ? |
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Palladium Image |
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Images:
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Palladium Crystallography
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| Cell Dimensions: |
a = 3.8824, Z = 4; V = 58.52 Den(Calc)= 12.19 |
| Crystal System: |
Isometric - Hexoctahedral H-M Symbol (4/m 3 2/m) Space Group: F m3m |
| X Ray Diffraction: |
By Intensity(I/Io): 2.246(1), 1.945(0.42), 1.376(0.25), |
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Physical Properties of Palladium
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| Cleavage: |
None |
| Color: |
White, Steel gray. |
| Density: |
11.3 - 11.8, Average = 11.55 |
| Diaphaneity: |
Opaque |
| Fracture: |
Elastic - Fragments which spring back after bending. |
| Habit: |
Granular - Generally occurs as anhedral to subhedral crystals in matrix. |
| Hardness: |
4.5-5 - Near Apatite |
| Luminescence: |
Non-fluorescent. |
| Luster: |
Metallic |
| Magnetism: |
Nonmagnetic |
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Optical Properties of Palladium
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| Reflectivity |
Standardized Intensity (100%) Reflection Spectra of Palladium in Air
| λ |
R |
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∑ R(λ) |
| 400 nm |
60.60 |
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| 420 nm |
62.00 |
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| 440 nm |
63.40 |
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| 460 nm |
64.60 |
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| 480 nm |
65.60 |
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| 500 nm |
66.40 |
 |
| 520 nm |
67.20 |
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| 540 nm |
67.80 |
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| 560 nm |
68.30 |
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| 580 nm |
68.90 |
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| 600 nm |
69.50 |
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| 620 nm |
70.20 |
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| 640 nm |
70.90 |
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| 660 nm |
71.70 |
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| 680 nm |
72.50 |
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| 700 nm |
73.40 |
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Calculated Relative Intensity Colors of Palladium in Air
Relative
Intensity |
0% |
20% |
40% |
60% |
80% |
100% |
120% |
140% |
| R |
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Calculated Properties of Palladium
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| Electron Density: |
Bulk Density (Electron Density)=10.4 gm/cc
note: Specific Gravity of Palladium =12.2 gm/cc.
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| Fermion Index: |
Fermion Index = 0.23
Boson Index = 0.77 |
| Photoelectric: |
PEPalladium = 470.20 barns/electron
U=PEPalladium x rElectron Density=4,897.50 barns/cc.
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| Radioactivity: |
GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Palladium is Not Radioactive |
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Palladium Classification
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| Dana Class: |
01.02.01.04 (01)Native Elements |
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(01.02)with platinum group metals and alloys |
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(01.02.01)Platinum group (Space Group Fm3m) |
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01.02.01.01 Platinum Pt F m3m 4/m 3 2/m |
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01.02.01.02 Iridium (Ir,Os,Ru,Pt) F m3m 4/m 3 2/m |
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01.02.01.03 Rhodium (Rh,Pt) F m3m 4/m 3 2/m |
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01.02.01.04 Palladium Pd,Pt F m3m 4/m 3 2/m |
| Strunz Class: |
01.AF.10 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.AF -Platinum-group elements |
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01.AF.10 Palladium Pd,Pt F m3m 4/m 3 2/m |
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01.AF.10 Iridium (Ir,Os,Ru,Pt) F m3m 4/m 3 2/m |
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01.AF.10 Rhodium (Rh,Pt) F m3m 4/m 3 2/m |
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01.AF.10 Platinum Pt F m3m 4/m 3 2/m |
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Other Palladium Information
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| References: |
NAME( Emsley91) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(AntBidBlaNic1) |
| See Also: |
Links to other databases for Palladium :
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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Palladium
Pd,Pt
Dana No: 01.02.01.04 Strunz No: 01.AF.10
Locality:
Notes:
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