Fersilicite Mineral Data + Say FERSILICITE

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General Fersilicite Information

Help on Chemical  Formula: Chemical Formula: FeSi
Help on Composition: Composition: Molecular Weight = 83.93 gm
   Iron     66.54 %  Fe
   Silicon  33.46 %  Si
           ______ 
           100.00 % 
Help on Empirical Formula: Empirical Formula: Fe0+Si
Help on IMA Status: IMA Status: Not Approved IMA
Help on Locality: Locality: Link to MinDat.org Location Data.
Help on Synonym: Synonym: ICSD 402761
  PDF 22-632
 

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Fersilicite Crystallography

Help on Cell Dimensions: Cell Dimensions: a = 4.48, Z = 4; V = 89.92 Den(Calc)= 6.20
Help on Crystal System: Crystal System: Isometric - TetartoidalH-M Symbol (2 3) Space Group: P 213
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 1.196(1), 1.991(1), 1.817(0.9),
 

Physical Properties of Fersilicite

Help on Cleavage: Cleavage: None
Help on Color: Color: Tin white.
Help on Density: Density: 5.95
Help on Diaphaniety: Diaphaniety: Opaque
Help on Fracture: Fracture: Brittle - Conchoidal - Very brittle fracture producing small, conchoidal fragments.
Help on Hardness: Hardness: 6.5 - Pyrite
Help on Luster: Luster: Metallic
Help on Streak: Streak: grayish black
 

Calculated Properties of Fersilicite

Help on Electron Density: Electron Density:

relectron=5.91 gm/cc
note: rFersilicite =6.20 gm/cc.

Help on Fermion Index Fermion Index Fermion Index = 0.02973
Boson Index = 0.97027
Help on Photoelectric: Photoelectric:

PEFersilicite = 21.34 barns/electron
U=PEFersilicite x relectron= 126.12 barns/cc.

Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)

Fersilicite is Not Radioactive

 

Fersilicite Classification

Help on  Dana Class: Dana Class: 2.0.0.0 (2)Sulfide Minerals
  (2.0)Without Dana Classification Numbers
  (Silicide)
Help on  Strunz Class: Strunz Class: I/A.12-50 I - Elements
  I/A - Metallic and intermetallic compounds, Carbides, Nitrides, Phosphides and Silicides
  I/A.12 - Perryite-Ferdisilicite series
 
I/A.12-10 Perryite (Ni,Fe)8(Si,P)3 R 3c 3m
 
I/A.12-20 Suessite (Fe,Ni)3Si I m3m 4/m 3 2/m
 
I/A.12-30 Gupeiite Fe3Si F m3m 4/m 3 2/m
 
I/A.12-35 Hapkeite! Fe2Si P m3m 4/m 3 2/m
 
I/A.12-40 Xifengite Fe5Si3 P 63/mcm 6/m 2/m 2/m
 
I/A.12-50 Fersilicite FeSi P 213 2 3
 
I/A.12-60 Ferdisilicite* FeSi2 P 4/mmm 4/m 2/m 2/m
 

Other Fersilicite Information

Help on References: References: PHYS. PROP.(Enc. of Minerals,2nd ed.,1990)
Help on See Also: See Also: Links to other databases for Fersilicite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - EUROmin Project
4 - Ecole des Mines de Paris
5 - Google Images
6 - Google Scholar
7 - MinDAT
8 - MinMax(Deutsch)
9 - MinMax(English)
10 - Mineralienatlas (Deutsch)
11 - QUT Mineral Atlas
12 - Ruff.Info

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Fersilicite

FeSi
Dana No: Unknown Strunz No: I/A.12-50
Locality:

 

Notes:

 

 
   
 
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