Tetraferroplatinum Mineral Data

Tetraferroplatinum Mineral Data

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General Tetraferroplatinum Information

Chemical Formula:

PtFe

Composition:

Molecular Weight = 250.93 gm

Iron 22.26 % Fe

Platinum 77.74 % Pt

______

100.00 %

Empirical Formula:

PtFe⁰⁺

Environment:

Platinum placers.

IMA Status:

Approved IMA 1975

Locality:

Tulameen, and Similkameen River, British Columbia, Canada. Link to MinDat.org Location Data.

Name Origin:

Named for the composition (Fe, Pt) and crystal system.

Synonym:

ICSD 42589

PDF 43-1359

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Tetraferroplatinum Crystallography

Axial Ratios:

a:c = 1:0.96875

Cell Dimensions:

a = 3.84, c = 3.72, Z = 2; V = 54.85 Den(Calc)= 15.19

Crystal System:

Tetragonal - Ditetragonal DipyramidalH-M Symbol (4/m 2/m 2/m) Space Group: P 4/mmm

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

By Intensity(I/I_o): 2.191(1), 1.92(0.7), 1.342(0.6),

Crystal Structure:

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Bayliss P , The Canadian Mineralogist , 28 (1990) p.751-755, Revised unit cell dimensions, space group,, and chemical formua of some metallic minerals

Physical Properties of Tetraferroplatinum

Color:

Gray, Silver white.

Density:

14.3

Diaphaniety:

Opaque

Hardness:

4-5 - Fluorite-Apatite

Luster:

Metallic

Magnetism:

Strongly magnetic

Optical Properties of Tetraferroplatinum

RL Anisotrophism:

Weak, in oil.

RL Color:

White.

Reflectivity

**Standardized Intensity (100%) Reflection Spectra of Tetraferroplatinum in Air**
λ	R	∑ R(λ)
470 nm	61.30
546 nm	61.30
589 nm	62.20
650 nm	63.00

**Calculated Relative Intensity Colors of Tetraferroplatinum in Air**
Relative Intensity	0%	20%	40%	60%	80%	100%	120%	140%	150%
R

Calculated Properties of Tetraferroplatinum

Electron Density:

r_electron=12.6 gm/cc
note: r_{Tetraferroplatinum}=15.2 gm/cc.

Fermion Index

Fermion Index = 0.26749
Boson Index = 0.73251

Photoelectric:

PE_{Tetraferroplatinum}=1,222.66 barns/electron
U=PE_{Tetraferroplatinum} x r_electron=15395.02 barns/cc.

Radioactivity:

GRapi = 0 (Gamma Ray American Petroleum Institute Units)

Tetraferroplatinum is Not Radioactive

Tetraferroplatinum Classification

Dana Class:

1.2.4.1 (1)Native Elements

(1.2)with platinum group metals and alloys

(1.2.4)Tetraferroplatinum group (Space Group P4/mmm)

1.2.4.1 Tetraferroplatinum PtFe P 4/mmm 4/m 2/m 2/m

1.2.4.2 Tulameenite Pt2FeCu P 4/mm 4/m 2/m 2/m

1.2.4.3 Ferronickelplatinum Pt2FeNi P 4/mmm 4/m 2/m 2/m

1.2.4.4 Potarite PdHg P 4/mmm 4/m 2/m 2/m

Strunz Class:

I/A.15-20 I - Elements

I/A - Metallic and intermetallic compounds, Platinum-Iron-compounds with Tin/Lead and related compunds

I/A.15 - Isoferroplatinum - Ferronickelplatinum series

I/A.15-05 Chengdeite Ir3Fe P m3m 4/m 3 2/m

I/A.15-10 Isoferroplatinum (Pt,Pd)3(Fe,Cu) P m3m 4/m 3 2/m

I/A.15-20 Tetraferroplatinum PtFe P 4/mmm 4/m 2/m 2/m

I/A.15-30 Tulameenite Pt2FeCu P 4/mm 4/m 2/m 2/m

I/A.15-40 Ferronickelplatinum Pt2FeNi P 4/mmm 4/m 2/m 2/m

Other Tetraferroplatinum Information

References:

NAME( Dana8) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(AntBidBlaNic1)

See Also:

Links to other databases for Tetraferroplatinum :
1 -Am. Min. Crystal Structure Database 2 -Athena 3 - Crocoite.com Mineral Locations 4 - EUROmin Project 5 -Google Images 6 -Google Scholar 7 -Handbook of Mineralogy (UofA) 8 -MinDAT 9 -MinMax(Deutsch) 10 -MinMax(English) 11 -Mineralienatlas (Deutsch) 12 -QUT Mineral Atlas 13 -École des Mines de Paris

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Tetraferroplatinum

PtFe
Dana No: 1.2.4.1 Strunz No: I/A.15-20
Locality:

Notes: