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Fluorcanasite Mineral Data
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General Fluorcanasite Information
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 Chemical Formula: |
K3Na3Ca5Si12O30F4•H2O |
| Composition: |
Molecular Weight = 1,297.67 gm |
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Potassium 9.04 % K 10.89 % K2O |
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Sodium 5.31 % Na 7.16 % Na2O |
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Calcium 15.44 % Ca 21.61 % CaO |
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Silicon 25.97 % Si 55.56 % SiO2 |
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Hydrogen 0.16 % H 1.39 % H2O |
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Oxygen 38.22 % O |
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Fluorine 5.86 % F 5.86 % F |
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- %
F -2.47 % -O=F2 |
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______ ______ |
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100.00 % 100.00 % = TOTAL OXIDE |
| Empirical Formula: |
K3Na3Ca5Si12O30F4•(H2O) |
| Environment: |
Canasite group |
| IMA Status: |
Proposed IMA 2007 (Dana # Added) |
| Locality: |
Mount Kukisvumchorr, Khibina alkaline massif, Kola Peninsula, Russia Link to MinDat.org Location Data. |
| Name Origin: |
Commission on New Minerals, Nomenclature and Classification (CNMNC) |
| Synonym: |
IMA2007-031 |
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Fluorcanasite Image |
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Images:
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Fluorcanasite
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 |
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Fluorcanasite Crystallography
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| Axial Ratios: |
a:b:c =2.6023:1:1.7467 |
| Cell Dimensions: |
a = 18.846, b = 7.242, c = 12.65, Z = 2; beta = 111.84° V = 1,602.59 Den(Calc)= 2.69 |
| Crystal System: |
Monoclinic - Domatic H-M Symbol (m) Space Group: Cm |
| 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), |
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Optical Properties of Fluorcanasite
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| Optical Data: |
NCalc= 1.55 - from Gladstone-Dale relationship (KC = 0.2034) where Ncalc=Dcalc*KC+1
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Calculated Properties of Fluorcanasite
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| Electron Density: |
Bulk Density (Electron Density)=2.67 gm/cc
note: Specific Gravity of Fluorcanasite =2.69 gm/cc.
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| Fermion Index: |
Fermion Index = 0.01
Boson Index = 0.99 |
| Photoelectric: |
PEFluorcanasite = 3.92 barns/electron
U=PEFluorcanasite x relectron= 10.45 barns/cc.
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| Radioactivity: |
GRapi = 129.46 (Gamma Ray American Petroleum Institute Units)
Concentration of Fluorcanasite per GRapi unit = 0.77 (%)
Estimated Radioactivity from Fluorcanasite  - barely detectable
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Fluorcanasite Classification
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| Dana Class: |
78.05.04.02 (78)Unclassified silicates |
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(78.05)possible phyllosilicates |
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(78.05.04)Dana Group |
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78.05.04.01 Canasite (Na,K)6Ca5Si12O30(OH,F)4 C 2/m 2/m |
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78.05.04.02 Fluorcanasite! K3Na3Ca5Si12O30F4•H2O Cm m |
| Strunz Class: |
09.DG.80 09 - SILICATES (Germanates) |
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09.D - Inosilicates* Structural terminology according to Liebau (1985) |
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09.DG -Inosilicates with 3-periodic single and multiple chains |
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09.DG.80 Canasite (Na,K)6Ca5Si12O30(OH,F)4 C 2/m 2/m |
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09.DG.80 Fluorcanasite! K3Na3Ca5Si12O30F4•H2O Cm m |
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Other Fluorcanasite Information
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| 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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Print or Cut-and-Paste your Fluorcanasite Specimen Label here :
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Fluorcanasite
K3Na3Ca5Si12O30F4•H2O
Dana No: 78.05.04.02 Strunz No: 09.DG.80
Locality:
Notes:
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