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Zincocopiapite Mineral Data

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General Zincocopiapite Information

Help on Chemical  Formula: Chemical Formula: ZnFe+++4(SO4)6(OH)2•18(H2O)
Help on Composition: Composition: Molecular Weight = 1,223.45 gm
   Zinc       5.34 %  Zn    6.65 % ZnO
   Iron      18.26 %  Fe   26.11 % Fe2O3
   Hydrogen   3.13 %  H    27.98 % H2O
   Sulfur    15.73 %  S    39.26 % SO3
   Oxygen    57.54 %  O
            ______        ______ 
            100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: ZnFe3+4(SO4)6(OH)2•18(H2O)
Help on Environment: Environment: Secondary mineral formed in the oxidation zone of a Pb-Zn deposit in a very arid climate.
Help on IMA Status: IMA Status: Approved IMA 1964
Help on Locality: Locality: Undisclosed Pb-Zn deposit [Xitieshan mine, south of Mt. Qilianshan, Chaidamu], Qinghai Province, China. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Namrd for its dominant content of zinc and relation to copiapite.
Help on Name Pronunciation: Name Pronunciation: Zincocopiapite + Pronunciation Say ZINCOCOPIAPITE
 

Zincocopiapite Image

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  Zincocopiapite

Comments: Pale yellow zincocopiapite coating on quartz.
Location: Les Valettes, Valais, Switzerland. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Zincocopiapite Crystallography

Help on Axial Ratios: Axial Ratios: a:b:c =0.4047:1:0.4008
Help on Cell Dimensions: Cell Dimensions: a = 7.35, b = 18.16, c = 7.28, Z = 1; alpha = 93.833°, beta = 101.5°, gamma = 99.367° V = 937.40 Den(Calc)= 2.17
Help on Crystal System: Crystal System: Triclinic - Pinacoidal H-M Symbol ( 1) Space Group: P1
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 9.25(1), 6.12(0.8), 3.56(0.6),
Help on Forms: Forms:

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Help on Above

Forms: ( 1 3 0) ( 1 3 0) ( 1 0 0) ( 0 0 1)

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Physical Properties of Zincocopiapite

Help on Cleavage: Cleavage: {???} Perfect
Help on Color: Color: Yellow green.
Help on Density: Density: 2.181
Help on Diaphaneity: Diaphaneity: Transparent to Translucent
Help on Hardness: Hardness: 2 - Gypsum
Help on Luster: Luster: Vitreous (Glassy)
Help on Streak: Streak: greenish yellow
 

Optical Properties of Zincocopiapite

Help on Gladstone-Dale: Gladstone-Dale: CI meas= 0.006 (Superior) - where the CI = (1-KPDmeas/KC)
CI calc= 0.001 (Superior) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.2571,KPDmeas= 0.2558,KC= 0.2574
Ncalc = 1.56
Help on Optical Data: Optical Data: Biaxial (+), a=1.534, b=1.554, g=1.586, bire=0.0520, 2V(Calc)=80, 2V(Meas)=78.
 

Calculated Properties of Zincocopiapite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=2.20 gm/cc
note: Specific Gravity of Zincocopiapite =2.17 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.0075225332
Boson Index = 0.9924774668
Help on Photoelectric: Photoelectric: PEZincocopiapite = 8.81 barns/electron
U=PEZincocopiapite x rElectron Density= 19.37 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Zincocopiapite is Not Radioactive
 

Zincocopiapite Classification

Help on  Dana Class: Dana Class: 31.10.05.06 (31)Hydrated Sulfates Containing Hydroxyl or Halogen
  (31.10)miscellaneous
  (31.10.05)Copiapite Group
 
31.10.05.01 Copiapite FeFe4(SO4)6(OH)2•20(H2O) P1 1
 
31.10.05.02 Magnesiocopiapite MgFe4(SO4)6(OH)2•20(H2O) P1 1
 
31.10.05.03 Cuprocopiapite CuFe4(SO4)6(OH)2•20(H2O) P1 1
 
31.10.05.04 Ferricopiapite Fe2/3Fe4(SO4)6(OH)2•20(H2O) P1 1
 
31.10.05.05 Calciocopiapite CaFe4(SO4)6(OH)2•19(H2O) P1 1
 
31.10.05.06 Zincocopiapite ZnFe4(SO4)6(OH)2•18(H2O) P1 1
 
31.10.05.07 Aluminocopiapite Al2/3Fe4(SO4)6O(OH)2•20(H2O) P1 1
Help on  Strunz Class: Strunz Class: 07.DB.35 07 - SULFATES (SELENATES, TELLURATES)
  07.D - Sulfates (selenates, etc.) with additional anions, with H2O
  07.DB -With only medium-sized cations; insular octahedra and finite groups
 
07.DB.35 Aluminocopiapite Al2/3Fe4(SO4)6O(OH)2•20(H2O) P1 1
 
07.DB.35 Copiapite FeFe4(SO4)6(OH)2•20(H2O) P1 1
 
07.DB.35 Calciocopiapite CaFe4(SO4)6(OH)2•19(H2O) P1 1
 
07.DB.35 Cuprocopiapite CuFe4(SO4)6(OH)2•20(H2O) P1 1
 
07.DB.35 Ferricopiapite Fe2/3Fe4(SO4)6(OH)2•20(H2O) P1 1
 
07.DB.35 Magnesiocopiapite MgFe4(SO4)6(OH)2•20(H2O) P1 1
 
07.DB.35 Zincocopiapite ZnFe4(SO4)6(OH)2•18(H2O) P1 1
 

Other Zincocopiapite Information

Help on References: References: NAME( AntBidBlaNic5) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(Enc. of Minerals,2nd ed.,1990)
Help on See Also: See Also: Links to other databases for Zincocopiapite :
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

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Zincocopiapite

ZnFe+++4(SO4)6(OH)2•18(H2O)
Dana No: 31.10.05.06 Strunz No: 07.DB.35
Locality:

 

Notes:

 

 
   
 


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