Stannopalladinite Mineral Data (original) (raw)

General Stannopalladinite Information

Chemical Formula:

(Pd,Cu)3Sn2 (?)

Composition:

Molecular Weight = 524.52 gm

Copper 9.09 % Cu

Tin 45.26 % Sn

Palladium 45.65 % Pd

______

100.00 %

Empirical Formula:

Pd2.25Cu0.75Sn2

Environment:

In sulfide Cu-Ni ores intergrown with niggliite.

IMA Status:

Valid Species (Pre-IMA) 1947

Locality:

Monchegorsk, Kola Peninsula, Russia Link to MinDat.org Location Data.

Name Origin:

Named for the composition.

Name Pronunciation:

Stannopalladinite + Pronunciation

Stannopalladinite Image

Images:

	Stannopalladinite 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

Axial Ratios:

a:c = 1:1.28636

Cell Dimensions:

a = 4.4, c = 5.66, Z = 1; V = 94.90 Den(Calc)= 9.18

Crystal System:

Hexagonal - Dihexagonal DipyramidalH-M Symbol (6/m 2/m 2/m) Space Group: P 63/mmc

X Ray Diffraction:

By Intensity(I/Io): 2.2(1), 2.27(1), 1.58(0.7),

Physical Properties of Stannopalladinite

Color:

Brown pink, Pale pink.

Density:

10.2

Diaphaneity:

Opaque

Habit:

Cubic Crystals - Occurs as cubic shaped crystals.

Hardness:

5 - Apatite

Luster:

Metallic

Optical Properties of Stannopalladinite

RL Anisotrophism:

Strong, from lilac-red to gray-blue.

Reflectivity

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

λ	R1	R 2		∑ 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

Calculated Properties of Stannopalladinite

Electron Density:

Bulk Density (Electron Density)=7.88 gm/cc
note: Specific Gravity of Stannopalladinite =9.18 gm/cc.

Fermion Index:

Fermion Index = 0.17
Boson Index = 0.83

Photoelectric:

PEStannopalladinite = 260.72 barns/electron
U=PEStannopalladinite x rElectron Density=2,055.61 barns/cc.

Radioactivity:

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

Stannopalladinite Classification

Dana Class:

01.02.09.01 (01)Native Elements

(01.02)with platinum group metals and alloys

(01.02.09)Dana Group

01.02.09.01 Stannopalladinite (Pd,Cu)3Sn2(?) 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)

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

References:

NAME( AntBidBlaNic1) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(AntBidBlaNic1)

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 :

Stannopalladinite

(Pd,Cu)3Sn2 (?)
Dana No: 01.02.09.01 Strunz No: 01.AG.25
Locality:

Notes: