Yixunite Mineral Data

General Yixunite Information

Chemical Formula:

Pt3In

Composition:

Molecular Weight = 700.06 gm

Indium 16.40 % In

Platinum 83.60 % Pt

______

100.00 %

Empirical Formula:

Pt₃In

Environment:

In a cobalt-copper-platinum bearing vein in garnet-amphibole pyroxenite.

IMA Status:

Approved IMA 1998 (Dana # Added)

Locality:

Near the village of Damiao and the Yixun River, about 370 km N of Beijing, People's Republic of China. Link to MinDat.org Location Data.

Name Origin:

Named after it locality.

Name Pronunciation:

Yixunite

Synonym:

ICSD 40124

IMA1995-042

PDF 29-675

Yixunite Crystallography

Cell Dimensions:

a = 3.988, Z = 1; V = 63.43 Den(Calc)= 18.33

Crystal System:

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

$Help on X Ray Diffraction:$ X Ray Diffraction:

By Intensity(I/I_o): 2.3(1), 1.203(0.8), 1.99(0.6),

Physical Properties of Yixunite

Cleavage:

None

Color:

Bright white.

Density:

18.21 - 18.32, Average = 18.26

Diaphaneity:

Opaque

Habit:

Globular - Spherical, or nearly so, rounded forms (e.g. wavellite).

Hardness:

6 - Orthoclase

Luster:

Metallic

Streak:

black

Optical Properties of Yixunite

RL Color:

Bright white with a yellowish tint.

Reflectivity

**Standardized Intensity (100%) Reflection Spectra of Yixunite in Air**
λ	R	∑ R(λ)
450 nm	54.50
470 nm	56.10
550 nm	62.50
590 nm	65.70
650 nm	71.30

**Calculated Relative Intensity Colors of Yixunite in Air**
Relative Intensity	0%	20%	40%	60%	80%	100%	120%	140%	160%
R

Calculated Properties of Yixunite

Electron Density:

Bulk Density (Electron Density)=14.8 gm/cc
note: Specific Gravity of Yixunite =18.3 gm/cc.

Fermion Index:

Fermion Index = 0.28
Boson Index = 0.72

Photoelectric:

PE_Yixunite=1,392.01 barns/electron
U=PE_Yixunite x rElectron Density=20629.33 barns/cc.

Radioactivity:

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

Yixunite Classification

Dana Class:

01.02.05.06 (01)Native Elements

(01.02)with platinum group metals and alloys

(01.02.05)Isoferroplatinum group (Space Group Pm3m)

01.02.05.01 Isoferroplatinum (Pt,Pd)3(Fe,Cu) P m3m 4/m 3 2/m

01.02.05.02 Rustenburgite (Pt,Pd)3Sn F m3m 4/m 3 2/m

01.02.05.03 Atokite (Pd,Pt)3Sn F m3m 4/m 3 2/m

01.02.05.04 Zvyagintsevite Pd3Pb P m3m 4/m 3 2/m

01.02.05.05 Chengdeite Ir3Fe P m3m 4/m 3 2/m

01.02.05.06 Yixunite! Pt3In P m3m 4/m 3 2/m

Strunz Class:

01.AG.50 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.50 Yixunite! Pt3In P m3m 4/m 3 2/m

Other Yixunite Information

References:

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

See Also:

Links to other databases for Yixunite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - GeoScienceWorld
4 - Google Images
5 - Google Scholar
6 - Handbook of Mineralogy (MinSocAm)
7 - Handbook of Mineralogy (UofA)
8 - MinDAT
9 - Mineralienatlas (Deutsch)
10 - Online Mineral Museum
11 - QUT Mineral Atlas
12 - Ruff.Info

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Print or Cut-and-Paste your Yixunite Specimen Label here :

Yixunite

Pt3In
Dana No: 01.02.05.06 Strunz No: 01.AG.50
Locality:

Notes:

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