Perryite Mineral Data

General Perryite Information

Chemical Formula:

(Ni,Fe)8(Si,P)3

Composition:

Molecular Weight = 550.26 gm

Iron 20.30 % Fe

Silicon 11.48 % Si

Nickel 64.00 % Ni

Phosphorus 4.22 % P

______

100.00 %

Empirical Formula:

Ni₆Fe⁰⁺₂Si_2.25P_0.75

Environment:

Anomalously silicon-rich mesosiderite and enstatite chondrite meteorites, probably formed by exsolution from kamacite.

IMA Status:

Approved IMA 1965

Locality:

Horse Creek and Mount Egerton iron meteorites. Link to MinDat.org Location Data.

Name Origin:

Named for Stuart Hoffman Perry (1874-1957), American newspaperman and leading private collector of meteorites,

Name Pronunciation:

Perryite

Synonym:

ICSD 74516

PDF 17-222

Perryite Image

Images:

Perryite

Comments: Small microprobe fragment of perryite embedded in epoxy grain mount material.
Location: Mount Egerton meteorite, Gaskoyne River, Western Australia, Australia. Scale: See Image.
© Rruff Database

Perryite Crystallography

Axial Ratios:

a:c = 1:5.72018

Cell Dimensions:

a = 6.64, c = 37.982, Z = 12; V = 1,450.26 Den(Calc)= 7.56

Crystal System:

Trigonal - Ditrigonal PyramidalH-M Symbol (3m) Space Group: R 3c

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

By Intensity(I/I_o): 1.924(1), 1.977(1), 2.15(0.65),

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

Marsh R E , Acta Crystallographica, Section A , 50 (1994) p.450-455, The centrosymmetric - noncentrosymmetric ambiguity: some more examples, Locality: synthetic

Physical Properties of Perryite

Color:

Gray white.

Diaphaneity:

Opaque

Luster:

Sub Metallic

Calculated Properties of Perryite

Electron Density:

Bulk Density (Electron Density)=7.22 gm/cc
note: Specific Gravity of Perryite =7.56 gm/cc.

Fermion Index:

Fermion Index = 0.01
Boson Index = 0.99

Photoelectric:

PE_Perryite= 32.64 barns/electron
U=PE_Perryite x rElectron Density= 235.63 barns/cc.

Radioactivity:

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

Perryite Classification

Dana Class:

01.01.22.01 (01)Native Elements

(01.01)with metallic elements other than the platinum group

(01.01.22)Dana Group

01.01.22.01 Perryite (Ni,Fe)8(Si,P)3 R 3c 3m

Strunz Class:

01.BB.10 01 - ELEMENTS (Metals and intermetallic alloys; metalloids and nonmetals; carbides, silicides, nitrides, phosphides)

01.B - Metallic Carbides, Silicides, Nitrides and Phosphides

01.BB -Silicides

01.BB.10 Perryite (Ni,Fe)8(Si,P)3 R 3c 3m

Other Perryite Information

References:

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

See Also:

Links to other databases for Perryite :
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
15 - WWW-MINCRYST

Search for Perryite using:

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

Visit our Advertisers for Perryite :

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

Ask about Perryite 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 Español

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

Perryite

(Ni,Fe)8(Si,P)3
Dana No: 01.01.22.01 Strunz No: 01.BB.10
Locality:

Notes: