Rustenburgite Mineral Data (original) (raw)

General Rustenburgite Information

Chemical Formula:

(Pt,Pd)3Sn

Composition:

Molecular Weight = 637.46 gm

Tin 18.62 % Sn

Palladium 12.52 % Pd

Platinum 68.86 % Pt

______

100.00 %

Empirical Formula:

Pt2.25Pd0.75Sn

Environment:

As very sparse grains in concentrates.

IMA Status:

Approved IMA 1975

Locality:

Atok and Rustenburg mines, Merensky Reef, Pretoria, Transvaal, South Africa. Link to MinDat.org Location Data.

Name Origin:

Named for the locality.

Name Pronunciation:

Rustenburgite + Pronunciation

Synonym:

ICSD 40336

PDF 29-968

Rustenburgite Image

Images:

	Rustenburgite Tatyanaite Comments: Back-scattered electron images showing inclusions of rustenburgite intergrown with taimyrite-tatyanaite aggregates. (AmMin, v 42, p 608). Location: Kondyor PGE placer, Khabarovskiy Kray, eastern Siberia, Russia.Scale: See Image. © American Mineralogist

Rustenburgite Crystallography

Cell Dimensions:

a = 3.991, Z = 1; V = 63.57 Den(Calc)= 16.65

Crystal System:

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

X Ray Diffraction:

By Intensity(I/Io): 1.202(1), 2.295(1), 1.408(0.9),

Crystal Structure:

Mouse
drag1 - LMB Manipulate Structure
drag2 - RMB Resize/Rotate
Keyboard
S - Stereo Pair on/off
H - Help Screen
I - Data Info
A - Atoms On/Off
P - Polyhedra On/Off
B - Bonds On/Off
Help on Above

| | Mihalik P , Hiemstra S A , de Villiers J P R , The Canadian Mineralogist , 13 (1975) p.146-150, Rustenburgite and atokite, two new platinum-group minerals from the, Merensky Reef, Bushveld igneous complex, Locality: the Rustenburg and Atok Platinum Mines in the Bushveld Igneous complex, South Africa | | --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |

Physical Properties of Rustenburgite

Color:

Tin white.

Diaphaneity:

Opaque

Habit:

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

Hardness:

5 - Apatite

Luster:

Metallic

Optical Properties of Rustenburgite

RL Anisotrophism:

Slight due to strain.

RL Color:

Light cream.

RL Pleochroism:

None under the microscope but slight through a photometer.

Reflectivity

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

λ	R		∑ R(λ)
480 nm	56.20
546 nm	59.80
589 nm	60.40
656 nm	61.65

Calculated Relative Intensity Colors of Rustenburgite in Air

Calculated Properties of Rustenburgite

Electron Density:

Bulk Density (Electron Density)=13.6 gm/cc
note: Specific Gravity of Rustenburgite =16.7 gm/cc.

Fermion Index:

Fermion Index = 0.29
Boson Index = 0.71

Photoelectric:

PERustenburgite =1,188.37 barns/electron
U=PERustenburgite x rElectron Density=16140.57 barns/cc.

Radioactivity:

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

Rustenburgite Classification

Dana Class:

01.02.05.02 (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.10 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.10 Atokite (Pd,Pt)3Sn F m3m 4/m 3 2/m

01.AG.10 Rustenburgite (Pt,Pd)3Sn F m3m 4/m 3 2/m

01.AG.10 Zvyagintsevite Pd3Pb P m3m 4/m 3 2/m

Other Rustenburgite Information

References:

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

See Also:

Links to other databases for Rustenburgite :
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

Search for Rustenburgite using:

[AOL] [Bing] [Dog Pile] [GeoScienceWorld] [HotBot] [Ixquick] [Lycos] [MAMMA] [Scirus] [Teoma] [WebCrawler] [Wikipedia] [YAHOO]

Visit our Advertisers for Rustenburgite :

A Bijoux Google Search for Rustenburgite
Adam's Minerals Google Search for Rustenburgite
Cape Minerals Google Search for Rustenburgite
Dakota Matrix Minerals Google Search for Rustenburgite
Excalibur Mineral Corp. Google Search for Rustenburgite
Exceptional Minerals Google Search for Rustenburgite
John Betts Fine Minerals Search for Rustenburgite
McDougall Minerals Google Search for Rustenburgite
Mineral News Website Link
Rock and Mineral Shows Google Search for Rustenburgite
Weinrich Minerals, Inc. Google Search for Rustenburgite

Ask about Rustenburgite here :
Ask-A-Mineralogist from the Mineralogical Society of America
Mindat.org's Discussion Groups
Original Rockhounds Discussion Group
Rockhounds Discussion Group on Yahoo Groups
Mineral Discussion Forum from Fabre Minerals - also available in Espa�ol

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

Rustenburgite

(Pt,Pd)3Sn
Dana No: 01.02.05.02 Strunz No: 01.AG.10
Locality:

Notes: