| Bobtraillite Mineral Data |
General Bobtraillite Information |
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| Na15Sr12Zr14Si42B6O138(OH)6·12(H2O) | |||
| Molecular Weight = 6,444.02 gm | |||
| Sodium 5.35 % Na 7.21 % Na2O | |||
| Strontium 16.32 % Sr 19.30 % SrO | |||
| Zirconium 19.82 % Zr 26.77 % ZrO2 | |||
| Silicon 18.31 % Si 39.16 % SiO2 | |||
| Boron 1.01 % B 3.24 % B2O3 | |||
| Hydrogen 0.47 % H 4.19 % H2O | |||
| Oxygen 38.73 % O | |||
| ______ ______ | |||
| 100.00 % 99.88 % = TOTAL OXIDE | |||
| Na15Sr12Zr14Si42B6O138(OH)6·12(H2O) | |||
| Proposed IMA 2001 (Dana # Added) | |||
| Mont Saint-Hilaire. Link to MinDat.org Location Data. | |||
| Named for Robert (Bob) James Traill (1921-), mineralogist, former head of the mineralogy section of the Geological Survey of Canada (1953-1986), and for hisc ontributions to mineral ogy. | |||
| IMA2001-041 | |||
Search for Bobtraillite Images | |||
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Bobtraillite Crystallography |
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| a:c = 1:0.40135 | |||
| a = 19.72, c = 7.9148, Z = 1; V = 2,665.54 Den(Calc)= 4.01 | |||
| Hexagonal - Dihexagonal PyramidalH-M Symbol (6mm) Space Group: P 63cm | |||
| By Intensity(I/Io): 2.752(1), 3.13(0.7), 3.96(0.51),3.76(0.49), 6.46(0.38), 5.43(0.33), 3.3(0.23), 9.87(0.23), | |||
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Physical Properties of Bobtraillite |
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| Gray, Pale green, Brown. | |||
| Translucent | |||
| Vitreous (Glassy) | |||
Optical Properties of Bobtraillite |
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| CI calc= 0.21 (Poor) - where the CI = (1-KPDcalc/KC) KPDcalc= 0.1586,KC= 0.2009 |
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| Uniaxial (+), w=1.627, e=1.645, bire=0.0180. | |||
Calculated Properties of Bobtraillite |
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relectron=3.83 gm/cc |
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| Fermion Index = 0.04439 Boson Index = 0.95561 |
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PEBobtraillite = 45.56 barns/electron |
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| GRapi = 0 (Gamma Ray American Petroleum Institute Units) Bobtraillite is Not Radioactive |
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Bobtraillite Classification |
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| 59.2.2.6 (59)Cyclosilicate Three-Membered Rings | |||
| (59.2)hydrated | |||
| (59.2.2)Catapleiite group | |||
| VIII/EX.00-00 VIII - Silicates | |||
| VIII/EX - Unclassified Strunz Cyklosilicates | |||
| VIII/EX.00 - Catapleiite group | |||
Other Bobtraillite Information |
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| Links to other databases for Bobtraillite : 1 -Am. Min. Crystal Structure Database 2 -Athena 3 -Google Images 4 -Google Scholar 5 -MinDAT 6 -MinMax(Deutsch) 7 -MinMax(English) 8 -Mineralienatlas (Deutsch) 9 -QUT Mineral Atlas Search for Bobtraillite using: Visit our Advertisers for Bobtraillite : Translate Bobtraillite Mineral Data : Ask about Bobtraillite here : Print or Cut-and-Paste your Bobtraillite Specimen Label here :
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