Palladseite Mineral Data (original) (raw)

General Palladseite Information

Help on Chemical Formula: Chemical Formula:

Pd17Se15

Help on Composition: Composition:

Molecular Weight = 2,993.54 gm

Palladium 60.43 % Pd

Selenium 39.57 % Se

______

100.00 %

Help on Empirical Formula: Empirical Formula:

Pd17Se15

Help on Environment: Environment:

Residual concentrates from gold washings.

Help on IMA Status: IMA Status:

Approved IMA 1977

Help on Locality: Locality:

Itabira, Minas Gerais, Brazil Link to MinDat.org Location Data.

Help on Name Origin: Name Origin:

Named for the composition, PALLADium and SElenium.

Help on Name Pronunciation: Name Pronunciation:

Palladseite + Pronunciation Say PALLADSEITE

Help on Synonym: Synonym:

ICSD 23907

PDF 29-1437

Palladseite Image

Click Here for Larger Palladseite Image in a New Browser Window Images:

Palladseite Crystallography

Help on Cell Dimensions: Cell Dimensions:

a = 10.606, Z = 2; V = 1,193.04 Den(Calc)= 8.33

Help on Crystal System: Crystal System:

Isometric - HexoctahedralH-M Symbol (4/m 3 2/m) Space Group: P m3m

Help on X Ray Diffraction: X Ray Diffraction:

By Intensity(I/Io): 1.875(1), 3.198(1), 2.041(0.81),

Click Here for Large Palladseite Structure Window Crystal Structure:

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Help on Above

| | Geller S , Acta Crystallographica , 15 (1962) p.713-721, The crystal structure of Pd17Se15, Locality: synthetic, Sample: P432 refinement | | ------------------------------------------------------------------------------------------------------------------------------------------- |

Physical Properties of Palladseite

Help on Color: Color:

White.

Help on Density: Density:

8.3

Help on Diaphaneity: Diaphaneity:

Opaque

Help on Habit: Habit:

Granular - Generally occurs as anhedral to subhedral crystals in matrix.

Help on Hardness: Hardness:

4.5-5 - Near Apatite

Help on Luster: Luster:

Metallic

Optical Properties of Palladseite

Help on RL Color: RL Color:

White in air, light gray in oil.

Help on Reflectivity Reflectivity

Standardized Intensity (100%) Reflection Spectra of Palladseite in Air

λ R ∑ R(λ)
400 nm 42.40
420 nm 42.80
440 nm 43.30
460 nm 43.80
480 nm 44.30
500 nm 44.80
520 nm 45.40
540 nm 45.70
560 nm 45.80
580 nm 45.70
600 nm 45.60
620 nm 45.60
640 nm 45.60
660 nm 45.70
680 nm 45.80
700 nm 46.20

Calculated Relative Intensity Colors of Palladseite in Air

RelativeIntensity 0% 30% 60% 90% 100% 120% 150% 180% 210%
R

Calculated Properties of Palladseite

Help on Electron Density: Electron Density:

Bulk Density (Electron Density)=7.19 gm/cc
note: Specific Gravity of Palladseite =8.33 gm/cc.

Help on Fermion Index: Fermion Index:

Fermion Index = 0.16
Boson Index = 0.84

Help on Photoelectric: Photoelectric:

PEPalladseite = 178.67 barns/electron
U=PEPalladseite x rElectron Density=1,284.71 barns/cc.

Help on Radioactivity: Radioactivity:

GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Palladseite is Not Radioactive

Palladseite Classification

Help on Dana Class: Dana Class:

02.16.19.01 (02)Sulfides - Including Selenides and Tellurides

(02.16)with miscellaneous formulae

(02.16.19)Palladseite Group

02.16.19.01 Palladseite Pd17Se15 P m3m 4/m 3 2/m

02.16.19.02 Miassite! Rh17S15 P m3m 4/m 3 2/m

02.16.19.02a Prassoite! Rh17S15(?) P m3m 4/m 3 2/m

Help on Strunz Class: Strunz Class:

02.BC.05 02 - SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulf

02.B - Metal Sulfides, M:S > 1:1 (mainly 2:1)

02.BC -With Rh, Pd, Pt, etc.

02.BC.05 Miassite! Rh17S15 P m3m 4/m 3 2/m

02.BC.05 Palladseite Pd17Se15 P m3m 4/m 3 2/m

Other Palladseite 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 Palladseite :
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 Palladseite Specimen Label here :

Palladseite

Pd17Se15
Dana No: 02.16.19.01 Strunz No: 02.BC.05
Locality:

Notes: