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Fluorcanasite Mineral Data

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General Fluorcanasite Information

Help on Chemical  Formula: Chemical Formula: K3Na3Ca5Si12O30F4•H2O
Help on Composition: Composition: Molecular Weight = 1,297.67 gm
   Potassium   9.04 %  K    10.89 % K2O
   Sodium      5.31 %  Na    7.16 % Na2O
   Calcium    15.44 %  Ca   21.61 % CaO
   Silicon    25.97 %  Si   55.56 % SiO2
   Hydrogen    0.16 %  H     1.39 % H2O
   Oxygen     38.22 %  O
   Fluorine    5.86 %  F     5.86 % F
                -   %   F    -2.47 % -O=F2    
             ______        ______ 
             100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: K3Na3Ca5Si12O30F4•(H2O)
Help on Environment: Environment: Canasite group
Help on IMA Status: IMA Status: Proposed IMA 2007 (Dana # Added)
Help on Locality: Locality: Mount Kukisvumchorr, Khibina alkaline massif, Kola Peninsula, Russia Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Commission on New Minerals, Nomenclature and Classification (CNMNC)
Help on Synonym: Synonym: IMA2007-031

Fluorcanasite Image

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Comments: Small fragment of translucent green fluorcanasite.
Location: Mt. Kukisvumchorr, Khibiny massif, Kola Peninsula, Russia. Scale: Specimen Size 8 x 5 x 2 mm.
© John Betts - Fine Minerals

Fluorcanasite Crystallography

Help on Axial Ratios: Axial Ratios: a:b:c =2.6023:1:1.7467
Help on Cell Dimensions: Cell Dimensions: a = 18.846, b = 7.242, c = 12.65, Z = 2; beta = 111.84° V = 1,602.59 Den(Calc)= 2.69
Help on Crystal System: Crystal System: Monoclinic - Domatic H-M Symbol (m) Space Group: Cm
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 2.915(1), 4.204(0.4), 5.872(0.31),2.357(0.3), 4.711(0.25), 2.31(0.23), 3.012(0.22), 4.724(0.2),

Optical Properties of Fluorcanasite

Help on Optical Data: Optical Data: NCalc= 1.55 - from Gladstone-Dale relationship (KC = 0.2034) where Ncalc=Dcalc*KC+1

Calculated Properties of Fluorcanasite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=2.67 gm/cc
note: Specific Gravity of Fluorcanasite =2.69 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.01
Boson Index = 0.99
Help on Photoelectric: Photoelectric: PEFluorcanasite = 3.92 barns/electron
U=PEFluorcanasite x relectron= 10.45 barns/cc.
Help on Radioactivity: Radioactivity:

GRapi = 129.46 (Gamma Ray American Petroleum Institute Units)
Concentration of Fluorcanasite per GRapi unit = 0.77 (%)

Estimated Radioactivity from Fluorcanasite - barely detectable


Fluorcanasite Classification

Help on  Dana Class: Dana Class: (78)Unclassified silicates
  (78.05)possible phyllosilicates
  (78.05.04)Dana Group Canasite (Na,K)6Ca5Si12O30(OH,F)4 C 2/m 2/m Fluorcanasite! K3Na3Ca5Si12O30F4•H2O Cm m
Help on  Strunz Class: Strunz Class: 09.DG.80 09 - SILICATES (Germanates)
  09.D - Inosilicates* Structural terminology according to Liebau (1985)
  09.DG -Inosilicates with 3-periodic single and multiple chains
09.DG.80 Canasite (Na,K)6Ca5Si12O30(OH,F)4 C 2/m 2/m
09.DG.80 Fluorcanasite! K3Na3Ca5Si12O30F4•H2O Cm m

Other Fluorcanasite Information

Help on See Also: See Also: Links to other databases for Fluorcanasite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - GeoScienceWorld
4 - Google Images
5 - Google Scholar
6 - MinDAT
7 - Mineralienatlas (Deutsch)
8 - Online Mineral Museum
9 - QUT Mineral Atlas
10 - Ruff.Info

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Dana No: Strunz No: 09.DG.80