Ferrokesterite Mineral Data + Say FERROKESTERITE


[Express Minerals] [Minerals for Sale] [About Us] [En Espa�±ol] [Mineral Gallery]
Fabre Minerals - Europe's first Internet mineral dealer, on the web since 1996

General Ferrokesterite Information

Help on Chemical  Formula: Chemical Formula: Cu2(Fe,Zn)SnS4
Help on Composition: Composition: Molecular Weight = 432.30 gm
   Zinc     3.78 %  Zn
   Iron     9.69 %  Fe
   Copper  29.40 %  Cu
   Tin     27.46 %  Sn
   Sulfur  29.67 %  S
          ______ 
          100.00 % 
Help on Empirical Formula: Empirical Formula: Cu2Zn0.25Fe2+0.75SnS4
Help on IMA Status: IMA Status: Approved IMA 1989
Help on Locality: Locality: Cligga mine, Cornwall, England. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for its relationship to kesterite.
Help on Synonym: Synonym: ICSD 26721
  PDF 31-463
 

Ferrokesterite Image

Click Here for Larger Ferrokesterite Image in a New Browser Window Images:
Click Here for Larger Ferrokesterite Image

Ferrokesterite   Andorite

Comments: Small, tetragonal crystal of gray ferrokesterite (circled in thumbnail) attached on the surface of a larger striated andorite specimen.
Location: San Jose mine, Oruro, Bolivia. Scale: Crystal size 0.2 mm.
© John Veevaert

Ferrokesterite Crystallography

Help on Axial Ratios: Axial Ratios: a:c = 1:2.00313
Help on Cell Dimensions: Cell Dimensions: a = 5.427, c = 10.871, Z = 2; V = 320.18 Den(Calc)= 4.48
Help on Crystal System: Crystal System: Tetragonal - ScalenohedralH-M Symbol (4 2m) Space Group: I 42m
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 3.13(1), 1.919(0.5), 1.11(0.4),1.64(0.3), 1.04(0.1), 1.11(0.1), 1.25(0.1), 2.71(0.1), 4.86(0.1),
 

Physical Properties of Ferrokesterite

Help on Cleavage: Cleavage: [110] Distinct
Help on Color: Color: Gray, Steel gray.
Help on Diaphaniety: Diaphaniety: Opaque
Help on Habit: Habit: Massive - Granular - Common texture observed in granite and other igneous rock.
Help on Hardness: Hardness: 4 - Fluorite
Help on Luster: Luster: Metallic
Help on Streak: Streak: black
 

Calculated Properties of Ferrokesterite

Help on Electron Density: Electron Density:

relectron=4.12 gm/cc
note: rFerrokesterite =4.48 gm/cc.

Help on Fermion Index Fermion Index Fermion Index = 0.05146
Boson Index = 0.94854
Help on Photoelectric: Photoelectric:

PEFerrokesterite = 102.24 barns/electron
U=PEFerrokesterite x relectron= 421.69 barns/cc.

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

Ferrokesterite is Not Radioactive

 

Ferrokesterite Classification

Help on  Dana Class: Dana Class: 2.9.2.10 (2)Sulfides - Including Selenides and Tellurides
  (2.9)where Am Bn Xp, with (m+n):p=1:1
  (2.9.2)Stannite Group (Tetragonal: I4¯2m) A2BCS type
 
2.9.2.1 Stannite Cu2FeSnS4 I 42m 4 2m
 
2.9.2.2 Cernyite Cu2CdSnS4 I 42m 4 2m
 
2.9.2.3 Briartite Cu2(Zn,Fe)GeS4 I 42m 4 2m
 
2.9.2.4 Kuramite Cu3SnS4 I 42m 4 2m
 
2.9.2.5 Sakuraiite (Cu,Zn,Fe,In,Sn)4S4 P 432, P 43m, or P m3m Cubic
 
2.9.2.6 Hocartite Ag2FeSnS4 I 42m 4 2m
 
2.9.2.7 Pirquitasite Ag2ZnSnS4 I 42m 4 2m
 
2.9.2.8 Velikite Cu2HgSnS4 I 42m 4 2m
 
2.9.2.9 Kesterite Cu2(Zn,Fe)SnS4 I 4 4
 
2.9.2.10 Ferrokesterite Cu2(Fe,Zn)SnS4 I 42m 4 2m
 
2.9.2.11 Barquillite! Cu2CdGeS4 I 42m 4 2m
Help on  Strunz Class: Strunz Class: II/C.06-70 II - Sulfides and sulphosalts
  II/C - Sulfides with metal: sulfur, selenium and tellurium = 1:1
  II/C.06 - Stannite group
 
II/C.06-10 Luzonite Cu3AsS4 I 42m 4 2m
 
II/C.06-20 Famatinite Cu3SbS4 I 42m 4 2m
 
II/C.06-30 Permingeatite Cu3SbSe4 I 42m 4 2m
 
II/C.06-40 Briartite Cu2(Zn,Fe)GeS4 I 42m 4 2m
 
II/C.06-45 Barquillite! Cu2CdGeS4 I 42m 4 2m
 
II/C.06-50 Kuramite Cu3SnS4 I 42m 4 2m
 
II/C.06-60 Stannite Cu2FeSnS4 I 42m 4 2m
 
II/C.06-70 Ferrokesterite Cu2(Fe,Zn)SnS4 I 42m 4 2m
 
II/C.06-80 Kesterite Cu2(Zn,Fe)SnS4 I 4 4
 
II/C.06-90 Cernyite Cu2CdSnS4 I 42m 4 2m
 
II/C.06-100 Velikite Cu2HgSnS4 I 42m 4 2m
 
II/C.06-110 Hocartite Ag2FeSnS4 I 42m 4 2m
 
II/C.06-120 Pirquitasite Ag2ZnSnS4 I 42m 4 2m
 
II/C.06-130 Sakuraiite (Cu,Zn,Fe,In,Sn)4S4 P 432, P 43m, or P m3m Cubic
 
II/C.06-140 Petrukite (Cu,Fe,Zn)2(Sn,In)S4 P mn21 mm2
 
II/C.06-150 Rhodostannite Cu2FeSn3S8 I 41/a 4/m
 
II/C.06-160 Toyohaite Ag2FeSn3S8 I 41/a 4/m
 

Other Ferrokesterite Information

Help on References: References: NAME( Dana8) PHYS. PROP.(Dana8)
Help on See Also: See Also: Links to other databases for Ferrokesterite :
1 -Am. Min. Crystal Structure Database 2 -Athena 3 - EUROmin Project 4 -Google Images 5 -Google Scholar 6 -Handbook of Mineralogy (UofA) 7 -MinDAT 8 -MinMax(Deutsch) 9 -MinMax(English) 10 -Mineralienatlas (Deutsch) 11 -QUT Mineral Atlas 12 - WWW-MINCRYST 13 -École des Mines de Paris

Search for Ferrokesterite using:

Google
 
Web webmineral.com
[ALTAVISTA] [AOL] [About.com] [All-The-Web] [HotBot] [Ixquick] [LookSmart] [MAMMA] [MSN.COM] [Netscape] [Teoma] [Wikipedia] [YAHOO]

Visit our Advertisers for Ferrokesterite :
AA Mineral Specimens
B and L Minerals
Dan Weinrich Fine Minerals
Dan Weinrich Auctions
e-Rocks Auctions
Excalibur Minerals
Exceptional Minerals
Fabre Minerals
Greenside Minerals
John Betts Fine Minerals
Masons Minerals
Minernet.it
Mineral News
Mineral of the Month Club
MineralsWeb Fine Minerals
Rockshop.cz Kalat Fine Minerals
T G Fine Minerals
Wrights Rock Shop

Translate Ferrokesterite Mineral Data :

Ask about Ferrokesterite 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 Ferrokesterite Specimen Label here :

Ferrokesterite

Cu2(Fe,Zn)SnS4
Dana No: 2.9.2.10 Strunz No: II/C.06-70
Locality:

 

Notes:

 

 
   
 
Go To Webmineral Home Crystallography X-Ray D-Spacing Table Chemical Composition
Dana Classification Strunz Classification Table of Mineral Properties Alphabetical Listing of Minerals
Search Webmineral Photo Gallery of Mineral Images Help Files Links