Ferdisilicite Mineral Data

Ferdisilicite Mineral Data
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General Ferdisilicite Information

Help on Chemical Formula: Chemical Formula: FeSi2
Help on Composition: Composition: Molecular Weight = 112.02 gm
   Iron     49.86 %  Fe
   Silicon  50.14 %  Si
           ______ 
           100.00 % 
Help on Empirical Formula: Empirical Formula: Fe0+Si2
Help on Environment: Environment: Found in heavy mineral concentrates from placers and in drill-core samples of sandstones of the Poltava series.
Help on IMA Status: IMA Status: Not Approved IMA - Published without Approval 1969
Help on Locality: Locality: Zachativsk station, Donets region, Russia. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Name for the chemical composition (Ferrous and two (di) Silicide).
Help on Name Pronunciation: Name Pronunciation: Ferdisilicite + Pronunciation Say FERDISILICITE
Help on Synonym: Synonym: ICSD 42562
  PDF 35-822
 

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Ferdisilicite Crystallography
Help on Axial Ratios: Axial Ratios: a:c = 1:1.88847
Help on Cell Dimensions: Cell Dimensions: a = 2.69, c = 5.08, Z = 1; V = 36.76 Den(Calc)= 5.06
Help on Crystal System: 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/Io): 1.089(1), 1.846(1), 2.371(0.9),
 

Physical Properties of Ferdisilicite

Help on Cleavage: Cleavage: None
Help on Color: Color: Steel gray.
Help on Density: Density: 5.05
Help on Diaphaneity: Diaphaneity: 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: black
 

Calculated Properties of Ferdisilicite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=4.88 gm/cc
note: Specific Gravity of Ferdisilicite =5.06 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.03
Boson Index = 0.97
Help on Photoelectric: Photoelectric: PEFerdisilicite = 16.68 barns/electron
U=PEFerdisilicite x rElectron Density= 81.35 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Ferdisilicite is Not Radioactive
 

Ferdisilicite Classification
Help on Dana Class: Dana Class: 02.00.00.00 (02)Sulfide Minerals
  (02.00)Without Dana Classification Numbers
  (02.00.00)Silicide
 
02.00.00.00 Argentite* Ag2S I m3m 4/m 3 2/m
 
02.00.00.00 Bayankhanite? Cu6HgS4 Unk Hex
 
02.00.00.00 Bismutoplagionite* 5PbS.4Bi2S3 Unk Ortho
 
02.00.00.00 Bravoite? (Fe,Ni,Co)S2 P a3 2/m 3
 
02.00.00.00 Colimaite K3VS4 P nma 2/m 2/m 2/m
 
02.00.00.00 Dayingite* CuCoPtS4 F m3m 4/m 3 2/m
 
02.00.00.00 Dilithium* Li2Te P 222 2 2 2
 
02.00.00.00 Dzhezkazganite* (Pb,Cu,Rh)S2(?) P a3? 2/m 3
 
02.00.00.00 Ferdisilicite* FeSi2 P 4/mmm 4/m 2/m 2/m
 
02.00.00.00 Fersilicite* FeSi P 213 2 3
 
02.00.00.00 Horobetsuite* (Bi,Sb)2S3 Pbnm 2/m 2/m 2/m
 
02.00.00.00 Horomanite Fe6Ni3S8 P 4/mmm 4mm
 
02.00.00.00 Imgreite? NiTe P 63/mmc 6/m 2/m 2/m
 
02.00.00.00 Iridisite* (Ir,Cu,Rh,Ni,Pt)S2 Unk Cubic
 
02.00.00.00 Isochalcopyrite? Cu8Fe9S16 Unk Cubic
 
02.00.00.00 Jaipurite* CoS P 63/mmc 6/m 2/m 2/m
 
02.00.00.00 Kitaibelite? Ag10PbBi30S51 Mono ? Mono
 
02.00.00.00 Kurilite? (Ag,Au)2(Te,Se,S) P m3n,P 43n Cubic
 
02.00.00.00 Plumosite* Pb2Sb2S5 Mono
 
02.00.00.00 Protojoseite* Bi4TeS2(?) R 3m 3 2/m
 
02.00.00.00 Samaniite Cu2Fe5Ni2S8 P 41/mmm 4mm
 
02.00.00.00 Stibioenargite* Cu3(Sb,As)S4 Unk Ortho
 
02.00.00.00 Sztrokayite* Bi3TeS2 Trig ? Trig
 
02.00.00.00 Volfsonite* Cu10CuFeFe2Sn3S16 P 42m-,P 4212 Tetra
Help on Strunz Class: Strunz Class: 01.BB.20 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.20 Ferdisilicite* FeSi2 P 4/mmm 4/m 2/m 2/m
 

Other Ferdisilicite Information
Help on References: References: NAME( AmMin, v54:1737) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990)
Help on See Also: See Also: Links to other databases for Ferdisilicite :
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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Print or Cut-and-Paste your Ferdisilicite Specimen Label here :

Ferdisilicite

FeSi2
Dana No: 02.00.00.00 Strunz No: 01.BB.20
Locality:

 

Notes: