Zinalsite Mineral Data

Zinalsite Mineral Data
Search Webmineral :
   
Home Crystal jmol jPOWD Chem X Ray Dana Strunz Properties A to Z Images Share
      News Help About


General Zinalsite Information

Help on Chemical Formula: Chemical Formula: Zn2AlSi2O5(OH)4•2(H2O) (?)
Help on Composition: Composition: Molecular Weight = 397.99 gm
   Aluminum   6.78 %  Al   12.81 % Al2O3
   Zinc      32.86 %  Zn   40.90 % ZnO
   Silicon   14.11 %  Si   30.19 % SiO2
   Hydrogen   2.03 %  H    18.11 % H2O
   Oxygen    44.22 %  O
            ______        ______ 
            100.00 %      102.01 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Zn2AlSi2O5(OH)4•2(H2O)
Help on Environment: Environment: Probably an alteration product formed during the near-surface oxidation of zinc deposits. Fraipontite (1927) has priority over Zinalsite (1998).
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1956 (Dana # Added)
Help on Locality: Locality: Kazakhstan Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for the major chemical constituents, ZINc, ALuminum, and SIlicon.
Help on Name Pronunciation: Name Pronunciation: Zinalsite + Pronunciation Say ZINALSITE
 

Zinalsite Image

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

Zinalsite   Fraipontite   Smithsonite

Comments: Pearly white, sub-mm fraipontite (zinalsite) crystals associated with green smithsonite.
Location: Lavrion District Mines, Lavrion District, Attikí (Attica; Attika) Prefecture, Greece. Scale: Specimen Size 1.4 x 1.0 x 0.9 cm.
© Rob Lavinsky

Zinalsite Crystallography
Help on Crystal System: Crystal System: Monoclinic
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 2.657(1), 2.446(0.8), 7.5633(0.8),
 

Physical Properties of Zinalsite

Help on Color: Color: White, Rose, Reddish brown.
Help on Density: Density: 3.007
Help on Hardness: Hardness: 2.5-3 - Finger Nail-Calcite
 

Optical Properties of Zinalsite

Help on Gladstone-Dale: Gladstone-Dale: CI meas= 0.109 (Poor) - where the CI = (1-KPDmeas/KC)
KPDmeas= 0.1921,KC= 0.2155
Ncalc = 1.65
Help on Optical Data: Optical Data: Biaxial (-), a=1.567, g=1.588, bire=0.0210
 

Calculated Properties of Zinalsite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=2.98 gm/cc
note: Specific Gravity of Zinalsite =3.01 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.02
Boson Index = 0.98
Help on Photoelectric: Photoelectric: PEZinalsite = 16.67 barns/electron
U=PEZinalsite x rElectron Density= 49.61 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Zinalsite is Not Radioactive
 

Zinalsite Classification
Help on Dana Class: Dana Class: 71.01.04.05 (71)Phyllosilicate Sheets of Six-Membered Rings
  (71.01)with 1:1 layers
  (71.01.04)Allophane group
 
71.01.04.01 Allophane Al2O3•(SiO2)1.3-2•((H2O))2.5-3 None
 
71.01.04.02 Hisingerite Fe2Si2O5(OH)4•2(H2O) Unk Mono
 
71.01.04.03 Imogolite Al2SiO3(OH)4 ? Mono
 
71.01.04.04 Neotocite (Mn,Fe)SiO3•(H2O)(?) None
 
71.01.04.05 Zinalsite! Zn2AlSi2O5(OH)4•2(H2O)(?) Mono
Help on Strunz Class: Strunz Class: 09.BX.00 09 - SILICATES (Germanates)
  09.B - Unclassified Strunz Phyllosilicates
  09.BX -Allophane group
 
09.BX.00 Spodiophyllite? (Na,K)4(Mg,Fe)3(Fe,Al)2(Si8O24) Mono
 
09.BX.00 Pimelite? Ni3Si4O10(OH)2•4(H2O) Unk. Hex
 
09.BX.00 Zinalsite Zn2AlSi2O5(OH)4•2(H2O)(?) Mono
 
09.BX.00 Voloshinite Rb(LiAl1.5[]0.5)(Al0.5Si3.5)O10F2 C 2/c 2/m
 
09.BX.00 Shlykovite KCa[Si4O9(OH)]•3H2O P 21/c 2/m
 
09.BX.00 Orlovite KLi2TiSi4O11F C 2 2
 
09.BX.00 IMA2009-011 Ba3Na(Fe,Mn)8Ti4(Si2O7)4O4(OH,F)7 C1 1
 

Other Zinalsite Information
Help on References: References: NAME( AntBidBlaNic2) PHYS. PROP.(AntBidBlaNic2) OPTIC PROP.(Enc. of Minerals,2nd ed.,1990)
Help on See Also: See Also: Links to other databases for Zinalsite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - Ecole des Mines de Paris
4 - Franklin Minerals(Dunn)
5 - GeoScienceWorld
6 - Google Images
7 - Google Scholar
8 - Handbook of Mineralogy (UofA)
9 - MinDAT
10 - Mineralienatlas (Deutsch)
11 - Online Mineral Museum
12 - QUT Mineral Atlas
13 - Ruff.Info

Search for Zinalsite using:

Google
 
Web webmineral.com
[AOL] [Bing] [Dog Pile] [GeoScienceWorld] [HotBot] [Ixquick] [Lycos] [MAMMA] [Scirus] [Teoma] [WebCrawler] [Wikipedia] [YAHOO]

Visit our Advertisers for Zinalsite :

A Bijoux Google Search for Zinalsite
Adam's Minerals Google Search for Zinalsite
Cape Minerals Google Search for Zinalsite
Dakota Matrix Minerals Google Search for Zinalsite
Excalibur Mineral Corp. Google Search for Zinalsite
Exceptional Minerals Google Search for Zinalsite
John Betts Fine Minerals Search for Zinalsite
McDougall Minerals Google Search for Zinalsite
Mineral News Website Link
Rock and Mineral Shows Google Search for Zinalsite
Weinrich Minerals, Inc. Google Search for Zinalsite

Ask about Zinalsite 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 Zinalsite Specimen Label here :

Zinalsite

Zn2AlSi2O5(OH)4•2(H2O) (?)
Dana No: 71.01.04.05 Strunz No: 09.BX.00
Locality:

 

Notes: