Zincaluminite Mineral Data (original) (raw)
General Zincaluminite Information
Zn6Al6(SO4)2(OH)26•5(H2O)
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
Zn6Al6(SO4)2(OH)26•5(H2O)
Questionable species. Ancient lead slags.
Valid Species (Pre-IMA) 1881
Laurium, Greece. Link to MinDat.org Location Data.
Named for the composition.
Zincaluminite Image
Zincaluminite Crystallography
HexagonalSpace Group: Unk
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
Bluish white, White, Light blue.
2.26
Microscopic Crystals - Crystals visible only with microscopes.
2.5-3 - Finger Nail-Calcite
white
Optical Properties of Zincaluminite
CI meas= -0.062 (Fair) - where the CI = (1-KPDmeas/KC)
KPDmeas= 0.2319,KC= 0.2183
Ncalc = 1.49
Uniaxial (-), e=1.514, w=1.534, bire=0.0200.
Calculated Properties of Zincaluminite
Bulk Density (Electron Density)=2.26 gm/cc
note: Specific Gravity of Zincaluminite =2.26 gm/cc.
Fermion Index = 0.01
Boson Index = 0.99
PEZincaluminite = 15.46 barns/electron
U=PEZincaluminite x rElectron Density= 34.86 barns/cc.
GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Zincaluminite is Not Radioactive
Zincaluminite Classification
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
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
NAME( Dana8) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(Enc. of Minerals,2nd ed.,1990)
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
Search for Zincaluminite using:
[AOL] [Bing] [Dog Pile] [GeoScienceWorld] [HotBot] [Ixquick] [Lycos] [MAMMA] [Scirus] [Teoma] [WebCrawler] [Wikipedia] [YAHOO]
Visit our Advertisers for Zincaluminite :
A Bijoux Google Search for Zincaluminite
Adam's Minerals Google Search for Zincaluminite
Cape Minerals Google Search for Zincaluminite
Dakota Matrix Minerals Google Search for Zincaluminite
Excalibur Mineral Corp. Google Search for Zincaluminite
Exceptional Minerals Google Search for Zincaluminite
John Betts Fine Minerals Search for Zincaluminite
McDougall Minerals Google Search for Zincaluminite
Mineral News Website Link
Rock and Mineral Shows Google Search for Zincaluminite
Weinrich Minerals, Inc. Google Search for Zincaluminite
Ask about Zincaluminite 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 Espa�ol
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: