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Zincaluminite Mineral Data

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General Zincaluminite Information

Help on Chemical  Formula: Chemical Formula: Zn6Al6(SO4)2(OH)26•5(H2O)
Help on Composition: Composition: Molecular Weight = 1,278.62 gm
   Aluminum  12.66 %  Al   23.92 % Al2O3
   Zinc      30.68 %  Zn   38.19 % ZnO
   Hydrogen   2.84 %  H    25.36 % H2O
   Sulfur     5.02 %  S    12.52 % SO3
   Oxygen    48.80 %  O
            ______        ______ 
            100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Zn6Al6(SO4)2(OH)26•5(H2O)
Help on Environment: Environment: Questionable species. Ancient lead slags.
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1881
Help on Locality: Locality: Laurium, Greece. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for the composition.
Help on Name Pronunciation: Name Pronunciation: Zincaluminite + Pronunciation Say ZINCALUMINITE
 

Zincaluminite Image

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  Zincaluminite

Comments: Bright white to pastel blue botryoidal zincaluminite with cuprian-adamite.
Location: Kamariza Mine, Laurium, Attiki, Greece. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Zincaluminite Crystallography

Help on Crystal System: Crystal System: Hexagonal Space Group: Unk
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 4.83(1), 11.1(0.5), 7.07(0.4),2.4(0.3), 2.45(0.3), 4.35(0.3), 2.71(0.2), 3.55(0.2),
 

Physical Properties of Zincaluminite

Help on Color: Color: Bluish white, White, Light blue.
Help on Density: Density: 2.26
Help on Habit: Habit: Microscopic Crystals - Crystals visible only with microscopes.
Help on Hardness: Hardness: 2.5-3 - Finger Nail-Calcite
Help on Streak: Streak: white
 

Optical Properties of Zincaluminite

Help on Gladstone-Dale: Gladstone-Dale: CI meas= -0.062 (Fair) - where the CI = (1-KPDmeas/KC)
KPDmeas= 0.2319,KC= 0.2183
Ncalc = 1.49
Help on Optical Data: Optical Data: Uniaxial (-), e=1.514, w=1.534, bire=0.0200.
 

Calculated Properties of Zincaluminite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=2.26 gm/cc
note: Specific Gravity of Zincaluminite =2.26 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.01
Boson Index = 0.99
Help on Photoelectric: Photoelectric: PEZincaluminite = 15.46 barns/electron
U=PEZincaluminite x rElectron Density= 34.86 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Zincaluminite is Not Radioactive
 

Zincaluminite Classification

Help on  Dana Class: Dana Class: 31.02.03.01 (31)Hydrated Sulfates Containing Hydroxyl or Halogen
  (31.02)where (A+ B++)6 (XO4) Zq�x(H2O)
  (31.02.03)Dana Group
 
31.02.03.01 Zincaluminite Zn6Al6(SO4)2(OH)26•5(H2O) Unk Hex
Help on  Strunz Class: Strunz Class: 07.DD.35 07 - SULFATES (SELENATES, TELLURATES)
  07.D - Sulfates (selenates, etc.) with additional anions, with H2O
  07.DD -With only medium-sized cations; sheets of edge-sharing octahedra
 
07.DD.35 Carrboydite (Ni,Cu)14Al9(SO4,CO3)6(OH)43•7(H2O) Unk Hex
 
07.DD.35 Glaucocerinite (Zn,Cu)5Al3(SO4)1.5(OH)16•9(H2O) Unk (HEX-R) Trig
 
07.DD.35 Honessite Ni6Fe2(SO4)(OH)16•4(H2O) R 3m 3 2/m
 
07.DD.35 Hydrowoodwardite! Cu1-xAlx(OH)2(SO4)x/2•n(H2O)with0<x<0.67andn>3x/2 R 3m 3 2/m
 
07.DD.35 Zincowoodwardite! [Zn1-xAlx(OH)2][(SO4)x/2(H2O)n] P 3- or R 3m 3
 
07.DD.35 Hydrohonessite Ni6Fe2(SO4)(OH)16•7(H2O) Unk Hex
 
07.DD.35 Motukoreaite Na2Mg38Al24(CO3)13(SO4)8(OH)108•56(H2O) R 3m 3 2/m
 
07.DD.35 Mountkeithite (Mg,Ni)11(Fe,Cr)3(SO4,CO3)3.5(OH)24•11(H2O) Unk Hex
 
07.DD.35 Shigaite Mn7Al4(SO4)2(OH)22•8(H2O) R 3 3
 
07.DD.35 Natroglaucocerinite! (Na,Zn,Cu)10Al6(SO4)3(OH)32•18(H2O)? Unk
 
07.DD.35 Wermlandite (Ca,Mg)Mg7(Al,Fe)2(SO4)2(OH)18•12(H2O) P 3c1 3 2/m
 
07.DD.35 Nikischerite! NaFe6Al3(SO4)2(OH)18(H2O)12 R 3 3
 
07.DD.35 Zincaluminite Zn6Al6(SO4)2(OH)26•5(H2O) Unk Hex
 
07.DD.35 Woodwardite Cu4Al2(SO4)(OH)12•2-4(H2O) Unk Hex
 
07.DD.35 Zincowoodwardite-3R! [Zn1BxAlx(OH)2][(SO4)x/2•n(H2O)],0.32<x<0.50,n=0.59 R 3m 3 2/m
 
07.DD.35 Zincowoodwardite-1T! [Zn1BxAlx(OH)2][(SO4)x/2•n(H2O)],x=0.33,n.0.96 P 3 3
 

Other Zincaluminite Information

Help on References: References: NAME( Dana8) 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 Zincaluminite :
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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Print or Cut-and-Paste your Zincaluminite Specimen Label here :

Zincaluminite

Zn6Al6(SO4)2(OH)26•5(H2O)
Dana No: 31.02.03.01 Strunz No: 07.DD.35
Locality:

 

Notes:

 

 
   
 


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