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Fersmite |
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Cummings J P, Simonsen S H |
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American Mineralogist 55 (1970) 90-97 |
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The crystal structure of calcium niobate (CaNb2O6) |
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Locality: synthetic |
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_database_code_amcsd 0000196 |
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14.926 5.752 5.204 90 90 90 Pbcn |
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atom x y z Biso B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3) |
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Ca 0 .2244 .75 .00048 .00235 .00283 0 -.00034 0 |
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Nb .1653 .3166 .2987 .00002 .00098 .00332 .00004 .00011 .00030 |
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O1 .0893 .0997 .4040 1.4988 |
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O2 .1003 .4280 .0056 1.8431 |
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O3 .2576 .1351 .1266 .4638 |
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View JMOL 3-D Structure (permalink) |
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Fersmite |
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Gurbanova O A, Rastsvetaeva R K, Kashaev A A, Smolin A S |
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Crystallography Reports 46 (2001) 194-195 |
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Refined crystal structure of TR-fersmite (TR = Ce) |
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Locality: Ust'-Biran deposit |
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_database_code_amcsd 0012371 |
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5.762 14.988 5.246 90 90 90 Pcan |
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atom x y z occ Biso |
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CaA .2260 .5 .25 .89 .96 |
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CeA .2260 .5 .25 .11 .96 |
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NbB .1827 .1662 .2999 .65 .82 |
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TiB .1827 .1662 .2999 .35 .82 |
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O1 .3995 .0886 .4040 1.46 |
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O2 .4298 .4013 .5110 1.49 |
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O3 .3650 .2576 .1285 1.30 |
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| Download AMC data (View Text File)
Download CIF data (View Text File)
Download diffraction data (View Text File)
View JMOL 3-D Structure (permalink) |
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