General Hydroxycancrinite Information Chemical Formula: |
Na4(AlSiO4)3(OH)•(H2O) |
Composition: |
Molecular Weight = 484.18 gm |
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Sodium 18.99 % Na 25.60 % Na2O |
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Aluminum 16.72 % Al 31.59 % Al2O3 |
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Silicon 17.40 % Si 37.23 % SiO2 |
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Hydrogen 0.62 % H 5.58 % H2O |
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Oxygen 46.26 % O |
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______ ______ |
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100.00 % 100.00 % = TOTAL OXIDE |
Empirical Formula: |
Na4Al33(SiO4)(OH)•(H2O) |
Environment: |
Pegmatoid veins in ultra-agpaitic rocks (urtite-lujavrit-foyaite). |
IMA Status: |
Approved IMA 1993 |
Locality: |
Lovozer massif, Kola Peninsula, Russia. Link to MinDat.org Location Data. |
Name Origin: |
Named for the composition and relationship to cancrinite. |
Name Pronunciation: |
Hydroxycancrinite + Pronunciation |
Synonym: |
IMA1990-014 |
| | Hydroxycancrinite Image
Images:
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Hydroxycancrinite Crystallography Axial Ratios: |
a:c = 1:0.40737 |
Cell Dimensions: |
a = 12.664, c = 5.159, Z = 2; V = 716.54 Den(Calc)= 2.24 |
Crystal System: |
Hexagonal - PyramidalH-M Symbol (6) Space Group: P 63 |
X Ray Diffraction: |
By Intensity(I/Io): 3.26(1), 3.68(0.7), 4.7(0.6), |
| Physical Properties of Hydroxycancrinite Cleavage: |
{???} Perfect |
Color: |
Colorless, Light blue. |
Density: |
2.32 |
Diaphaneity: |
Transparent |
Hardness: |
6 - Orthoclase |
Luster: |
Vitreous (Glassy) |
Streak: |
white |
| Optical Properties of Hydroxycancrinite Gladstone-Dale: |
CI meas= -0.019 (Superior) - where the CI = (1-KPDmeas/KC) |
CI calc= -0.055 (Good) - where the CI = (1-KPDcalc/KC) KPDcalc= 0.2221,KPDmeas= 0.2144,KC= 0.2104 Ncalc = 1.47 - 1.49 Optical Data: |
Uniaxial (-), e=1.494, w=1.501, bire=0.0070. |
| Calculated Properties of Hydroxycancrinite Electron Density: |
Bulk Density (Electron Density)=2.30 gm/cc |
note: Specific Gravity of Hydroxycancrinite =2.32 gm/cc. Fermion Index: |
Fermion Index = 0.0083497557 |
Boson Index = 0.9916502443 Photoelectric: |
PEHydroxycancrinite = 1.47 barns/electron |
U=PEHydroxycancrinite x rElectron Density= 3.37 barns/cc. Radioactivity: |
GRapi = 0 (Gamma Ray American Petroleum Institute Units) |
Hydroxycancrinite is Not Radioactive | Hydroxycancrinite Classification Dana Class: |
76.02.05.08 (76)Tectosilicate Al-Si Framework |
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(76.02)Feldspathoids and related species |
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(76.02.05)Cancrinite group |
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Strunz Class: |
09.FB.05 09 - SILICATES (Germanates) |
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09.F - Tektosilicates without Zeolitic H2O |
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09.FB -Tektosilicates with additional anions |
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| Other Hydroxycancrinite Information References: |
NAME( Dana8) PHYS. PROP.(37th List of New Min.,Min. Mag.,1996) OPTIC PROP.(37th List of New Min.,Min. Mag.,19) |
See Also: |
Links to other databases for Hydroxycancrinite : |
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 Hydroxycancrinite using: Visit our Advertisers for Hydroxycancrinite : A Bijoux Google Search for HydroxycancriniteAdam's Minerals Google Search for Hydroxycancrinite Cape Minerals Google Search for Hydroxycancrinite Dakota Matrix Minerals Google Search for Hydroxycancrinite Excalibur Mineral Corp. Google Search for Hydroxycancrinite Exceptional Minerals Google Search for Hydroxycancrinite John Betts Fine Minerals Search for Hydroxycancrinite McDougall Minerals Google Search for Hydroxycancrinite Mineral News Website Link Rock and Mineral Shows Google Search for Hydroxycancrinite Weinrich Minerals, Inc. Google Search for Hydroxycancrinite Ask about Hydroxycancrinite here : Print or Cut-and-Paste your Hydroxycancrinite Specimen Label here :
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