Mineralogy Database

Zirsinalite Mineral Data

Search Webmineral :
  
Advertisment

General Zirsinalite Information

Help on Chemical  Formula: Chemical Formula: Na6(Ca,Mn,Fe++)Zr[Si6O18]
Help on Composition: Composition: Molecular Weight = 733.35 gm
   Sodium     18.81 %  Na   25.35 % Na2O
   Calcium     2.73 %  Ca    3.82 % CaO
   Zirconium  12.44 %  Zr   16.80 % ZrO2
   Manganese   2.25 %  Mn    2.90 % MnO
   Iron        1.52 %  Fe    1.96 % FeO
   Silicon    22.98 %  Si   49.16 % SiO2
   Oxygen     39.27 %  O
             ______        ______ 
             100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Na6Ca0.5Mn2+0.3Fe2+0.2ZrSi6O18
Help on Environment: Environment: Alteration product of lomonosovite and barian lamprophyllite found in a drill core.
Help on IMA Status: IMA Status: Approved IMA 1974
Help on Locality: Locality: Mt. Koashva, Khibiny massif, Kola Peninsula, Russia. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for its composition (Zircon, Si, Na).
Help on Name Pronunciation: Name Pronunciation: Zirsinalite + Pronunciation Say ZIRSINALITE
Help on Synonym: Synonym: ICSD 200800
  PDF 27-670
 

Zirsinalite Image

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

  Zirsinalite

Comments: Translucent pale olive-green-colored zirsinalite replacing reddish eudialyte.
Location: Khibiny Massif, Kola Peninsula, Murmansk District, Russia. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Zirsinalite Crystallography

Help on Axial Ratios: Axial Ratios: a:c = 1:1.27405
Help on Cell Dimensions: Cell Dimensions: a = 10.29, c = 13.11, Z = 3; V = 1,202.17 Den(Calc)= 3.04
Help on Crystal System: Crystal System: Trigonal - Hexagonal Scalenohedral H-M Symbol (3 2/m) Space Group: R 3m
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 1.842(1), 2.637(0.9), 2.569(0.8),
 

Physical Properties of Zirsinalite

Help on Cleavage: Cleavage: None
Help on Color: Color: Colorless, Pale yellow gray.
Help on Density: Density: 2.9
Help on Diaphaneity: Diaphaneity: Transparent
Help on Fracture: Fracture: Conchoidal - Uneven - Uneven fracture producing small, conchoidal fragments.
Help on Hardness: Hardness: 5 - Apatite
Help on Luster: Luster: Vitreous (Glassy)
Help on Streak: Streak: white
 

Optical Properties of Zirsinalite

Help on Gladstone-Dale: Gladstone-Dale: CI meas= -0.03 (Excellent) - where the CI = (1-KPDmeas/KC)
CI calc= 0.017 (Superior) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.1998,KPDmeas= 0.2095,KC= 0.2033
Ncalc = 1.59 - 1.62
Help on Optical Data: Optical Data: Uniaxial (-), e=1.59-1.592, w=1.624, bire=0.0320-0.0340.
 

Calculated Properties of Zirsinalite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=2.96 gm/cc
note: Specific Gravity of Zirsinalite =3.04 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.02
Boson Index = 0.98
Help on Photoelectric: Photoelectric: PEZirsinalite = 18.99 barns/electron
U=PEZirsinalite x rElectron Density= 56.17 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Zirsinalite is Not Radioactive
 

Zirsinalite Classification

Help on  Dana Class: Dana Class: 61.01.02a.04 (61)Cyclosilicate Six-Membered Rings
  (61.01)with [Si6O18] rings; possible (OH) and Al substitution
  (61.01.02a)Lovozerite group (HEX and HEX-R subgroup)
 
61.01.02a.01 Lovozerite H4Na2Ca(Zr,Ti)[Si6O18] R 3m 3 2/m
 
61.01.02a.02 Kazakovite Na6MnTiSi6O18 R 3m 3 2/m
 
61.01.02a.03 Tisinalite Na3H3(Mn,Ca,Fe)TiSi6(O,OH)18•2(H2O) R 3m 3 2/m
 
61.01.02a.04 Zirsinalite Na6(Ca,Mn,Fe)Zr[Si6O18] R 3m 3 2/m
 
61.01.02a.05 Combeite Na2Ca2Si3O9 P 3221,P 3121 3 2
 
61.01.02a.06 Kapustinite! Na5.5Mn0.25ZrSi6O16(OH)2 C 2/m 2/m
Help on  Strunz Class: Strunz Class: 09.CJ.15 09 - SILICATES (Germanates)
  09.C - Cyclosilicates
  09.CJ -[Si6O18]12- 6-membered single rings (sechser-Einfachringe),
 
09.CJ.15 Combeite Na2Ca2Si3O9 P 3221,P 3121 3 2
 
09.CJ.15 Kazakovite Na6MnTiSi6O18 R 3m 3 2/m
 
09.CJ.15 Lovozerite H4Na2Ca(Zr,Ti)[Si6O18] R 3m 3 2/m
 
09.CJ.15 Zirsinalite Na6(Ca,Mn,Fe)Zr[Si6O18] R 3m 3 2/m
 
09.CJ.15 Kapustinite! Na5.5Mn0.25ZrSi6O16(OH)2 C 2/m 2/m
 
09.CJ.15 Tisinalite Na3H3(Mn,Ca,Fe)TiSi6(O,OH)18•2(H2O) R 3m 3 2/m
 
09.CJ.15 Litvinskite! Na2([],Na,Mn)Zr[Si6O12(OH,O)6] Cm m
 

Other Zirsinalite Information

Help on References: References: NAME( Dana8) PHYS. PROP.(Dana8) OPTIC PROP.(Dana8)
Help on See Also: See Also: Links to other databases for Zirsinalite :
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
15 - WWW-MINCRYST

Search for Zirsinalite using:

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

Visit our Advertisers for Zirsinalite :

Ask about Zirsinalite 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 Espaņol

Print or Cut-and-Paste your Zirsinalite Specimen Label here :

Zirsinalite

Na6(Ca,Mn,Fe++)Zr[Si6O18]
Dana No: 61.01.02a.04 Strunz No: 09.CJ.15
Locality:

 

Notes:

 

 
   
 


Dakota Matrix
Excalibur Minerals
Exceptional Minerals
Hudson Insitute
John Betts Fine Minerals
Mc Dougall Minerals
Mineral News
Rock and Mineral Shows
Weinrich Minerals, Inc.