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Loparite-(Ce) |
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Mitchell R H, Burns P C, Chakhmouradian A R |
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The Canadian Mineralogist 38 (2000) 145-152 |
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The crystal structures of loparite-(Ce) |
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Sample: Loparite K |
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Locality: Khibina complex, Russia |
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_database_code_amcsd 0005639 |
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5.5108 5.5084 7.7964 90 90 90 Pbnm |
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atom x y z occ Uiso U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3) |
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Na -.0034 .5003 .25 .54 .0179 |
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La -.0034 .5003 .25 .09 .0179 |
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Ce -.0034 .5003 .25 .17 .0179 |
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Pr -.0034 .5003 .25 .01 .0179 |
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Nd -.0034 .5003 .25 .03 .0179 |
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Ca -.0034 .5003 .25 .09 .0179 |
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Sr -.0034 .5003 .25 .04 .0179 |
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Ti 0 0 0 .76 .0117 .0097 .0142 .0112 .0019 0 -.0013 |
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Nb 0 0 0 .23 .0117 .0097 .0142 .0112 .0019 0 -.0013 |
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Ta 0 0 0 .01 .0117 .0097 .0142 .0112 .0019 0 -.0013 |
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O1 .0508 -.0016 .25 .0344 .0242 .0622 .0166 -.0033 0 0 |
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O2 .2428 .2510 -.0181 .0597 .0610 .0530 .0652 -.0435 -.0049 .0149 |
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| Download AMC data (View Text File)
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Download diffraction data (View Text File)
View JMOL 3-D Structure (permalink) |
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Loparite-(Ce) |
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Mitchell R H, Burns P C, Chakhmouradian A R |
|
The Canadian Mineralogist 38 (2000) 145-152 |
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The crystal structures of loparite-(Ce) |
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Sample: Loparite L |
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Locality: Lovozero complex, Russia |
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_database_code_amcsd 0005640 |
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5.5022 5.5084 7.7767 90 90 90 I4/mcm |
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atom x y z occ Uiso U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3) |
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Na 0 .5 .25 .46 .0197 .0196 .0196 .0200 0 0 0 |
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La 0 .5 .25 .09 .0197 .0196 .0196 .0200 0 0 0 |
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Ce 0 .5 .25 .18 .0197 .0196 .0196 .0200 0 0 0 |
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Pr 0 .5 .25 .02 .0197 .0196 .0196 .0200 0 0 0 |
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Nd 0 .5 .25 .05 .0197 .0196 .0196 .0200 0 0 0 |
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Ca 0 .5 .25 .13 .0197 .0196 .0196 .0200 0 0 0 |
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Sr 0 .5 .25 .05 .0197 .0196 .0196 .0200 0 0 0 |
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Ti 0 0 0 .87 .0122 .0127 .0127 .0113 0 0 0 |
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Nb 0 0 0 .13 .0122 .0127 .0127 .0113 0 0 0 |
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O1 0 0 .25 .0641 .0856 .0856 .0210 0 0 0 |
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O2 .2828 .7828 0 .0438 .0261 .0261 .0792 .0053 0 0 |
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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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Loparite-(Ce) |
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Mitchell R H, Burns P C, Chakhmouradian A R |
|
The Canadian Mineralogist 38 (2000) 145-152 |
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The crystal structures of loparite-(Ce) |
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Sample: Loparite BM |
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Locality: Bearpaw Mountains, Montana, USA |
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_database_code_amcsd 0005641 |
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5.5076 5.5076 7.7767 90 90 90 I4/mcm |
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atom x y z occ Uiso U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3) |
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Na 0 .5 .25 .31 .0136 .0146 .0146 .0114 0 0 0 |
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La 0 .5 .25 .10 .0136 .0146 .0146 .0114 0 0 0 |
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Ce 0 .5 .25 .15 .0136 .0146 .0146 .0114 0 0 0 |
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Nd 0 .5 .25 .03 .0136 .0146 .0146 .0114 0 0 0 |
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Ca 0 .5 .25 .07 .0136 .0146 .0146 .0114 0 0 0 |
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Sr 0 .5 .25 .30 .0136 .0146 .0146 .0114 0 0 0 |
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Th 0 .5 .25 .01 .0136 .0146 .0146 .0114 0 0 0 |
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Ti 0 0 0 .94 .0073 .0075 .0075 .0067 0 0 0 |
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Nb 0 0 0 .05 .0073 .0075 .0075 .0067 0 0 0 |
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O1 0 0 .25 .0404 .0554 .0554 .0106 0 0 0 |
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O2 .2684 .7684 0 .0273 .0169 .0169 .0480 .0019 0 0 |
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| Download AMC data (View Text File)
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Download diffraction data (View Text File)
View JMOL 3-D Structure (permalink) |
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Loparite |
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Mitchell R H, Chakhmouradian A R |
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Physics and Chemistry of Minerals 26 (1999) 396-405 |
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Solid solubility in the system NaLREETi2O6 - ThTi2O6 |
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(LREE, light rare-earth elements): experimental and analytical data |
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_database_code_amcsd 0008220 |
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5.4652 5.4652 7.7476 90 90 90 I4/mcm |
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atom x y z occ Biso |
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Na 0 .5 .25 .45 .85 |
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La 0 .5 .25 .34 .85 |
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Th 0 .5 .25 .13 .85 |
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Ti 0 0 0 .74 |
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O1 0 0 .25 2.8 |
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O2 .224 .724 0 1.7 |
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| Download AMC data (View Text File)
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Download diffraction data (View Text File)
View JMOL 3-D Structure (permalink) |
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Loparite |
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Mitchell R H, Chakhmouradian A R, Woodward P M |
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Physics and Chemistry of Minerals 27 (2000) 583-589 |
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Crystal chemistry of perovskite-type compounds in the |
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tausonite-loparite series, (Sr1-2xNaxLax)TiO3 |
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Sample: x = 0.30 |
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_database_code_amcsd 0008452 |
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5.5025 5.5025 7.7701 90 90 90 I4/mcm |
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atom x y z occ |
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SrA 0 .5 .25 .40 |
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NaA 0 .5 .25 .30 |
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LaA 0 .5 .25 .30 |
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Ti 0 0 0 |
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O1 0 0 .25 |
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O2 .229 .729 0 |
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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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Loparite |
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Mitchell R H, Chakhmouradian A R, Woodward P M |
| |
Physics and Chemistry of Minerals 27 (2000) 583-589 |
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Crystal chemistry of perovskite-type compounds in the |
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tausonite-loparite series, (Sr1-2xNaxLax)TiO3 |
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Sample: x = 0.35 |
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_database_code_amcsd 0008453 |
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5.4912 5.4912 7.7839 90 90 90 I4/mcm |
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atom x y z occ |
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SrA 0 .5 .25 .30 |
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NaA 0 .5 .25 .35 |
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LaA 0 .5 .25 .35 |
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Ti 0 0 0 |
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O1 0 0 .25 |
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O2 .226 .726 0 |
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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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Loparite |
| |
Mitchell R H, Chakhmouradian A R, Woodward P M |
| |
Physics and Chemistry of Minerals 27 (2000) 583-589 |
|
Crystal chemistry of perovskite-type compounds in the |
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tausonite-loparite series, (Sr1-2xNaxLax)TiO3 |
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Sample: x = 0.40 |
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_database_code_amcsd 0008454 |
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5.4882 5.4882 13.442 90 90 120 R-3c |
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atom x y z occ Biso |
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SrA 0 0 .25 .20 .89 |
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NaA 0 0 .25 .40 .89 |
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LaA 0 0 .25 .40 .89 |
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Ti 0 0 0 1.0 |
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O .533 0 .25 1.3 |
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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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Loparite |
| |
Mitchell R H, Chakhmouradian A R, Woodward P M |
| |
Physics and Chemistry of Minerals 27 (2000) 583-589 |
|
Crystal chemistry of perovskite-type compounds in the |
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tausonite-loparite series, (Sr1-2xNaxLax)TiO3 |
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Sample: x = 0.45 |
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_database_code_amcsd 0008455 |
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5.4855 5.4855 13.440 90 90 120 R-3c |
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atom x y z occ |
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SrA 0 0 .25 .10 |
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NaA 0 0 .25 .45 |
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LaA 0 0 .25 .45 |
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Ti 0 0 0 |
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O .535 0 .25 |
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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) |
| |
|
Loparite |
| |
Mitchell R H, Chakhmouradian A R, Woodward P M |
| |
Physics and Chemistry of Minerals 27 (2000) 583-589 |
|
Crystal chemistry of perovskite-type compounds in the |
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tausonite-loparite series, (Sr1-2xNaxLax)TiO3 |
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Sample: x = 0.50 |
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_database_code_amcsd 0008456 |
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5.4820 5.4820 13.4104 90 90 120 R-3c |
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atom x y z occ |
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NaA 0 0 .25 .50 |
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LaA 0 0 .25 .50 |
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Ti 0 0 0 |
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O .539 0 .25 |
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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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Loparite-(Ce) |
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Gaertner H |
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Neues Jahrbuch fur Mineralogie, Geologie und Palaeontologie. Beilage 61 (1930) 1-30 |
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Die Kristallstrukturen von Loparit und Pyrochlor |
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_cod_database_code 1011000 |
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_database_code_amcsd 0017915 |
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3.854 3.854 3.854 90 90 90 Pm3m |
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atom x y z occ |
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Na1 0 0 0 .5 |
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Ce1 0 0 0 .3 |
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Ca1 0 0 0 .2 |
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Ti1 .5 .5 .5 .8 |
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Nb1 .5 .5 .5 .2 |
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O1 .5 .5 0 |
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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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