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Fluorcaphite |
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Chakhmouradian A R, Hughes J M, Rakovan J F |
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The Canadian Mineralogist 43 (2005) 735-746 |
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Fluorcaphite, a second occurrence and detailed structural analysis: |
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Simultaneous accommodation of Ca, Sr, Na, LREE in the apatite atomic arrangement |
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Sample: Mt. Selsurt, Lovozero, Russia |
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_database_code_amcsd 0006014 |
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9.4456 9.4456 6.9520 90 90 120 P6_3 |
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atom x y z occ Uiso |
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Ca1 2/3 1/3 .0000 .480 .0147 |
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Sr1 2/3 1/3 .0000 .115 .0147 |
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Na1 2/3 1/3 .0000 .290 .0147 |
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Ce1 2/3 1/3 .0000 .110 .0147 |
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La1 2/3 1/3 .0000 .005 .0147 |
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Ca1' 2/3 1/3 .5013 .575 .0114 |
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Na1' 2/3 1/3 .5013 .295 .0114 |
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Ce1' 2/3 1/3 .5013 .110 .0114 |
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Nd1' 2/3 1/3 .5013 .020 .0114 |
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Sr2 .76156 .01185 .25 .492 .01133 |
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Ca2 .76156 .01185 .25 .465 .01133 |
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La2 .76156 .01185 .25 .043 .01133 |
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P .60116 -.36970 .2522 .00992 |
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O1 .84353 .32851 .2549 .0167 |
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O2 .41362 -.46562 .2537 .0197 |
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O3 .6532 -.2591 .0736 .0206 |
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O3' .6651 -.2573 .4271 .0244 |
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F 0 0 .248 .958 .0372 |
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OH 0 0 .248 .042 .0372 |
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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) |
  |
|
Fluorcaphite |
|
Chakhmouradian A R, Hughes J M, Rakovan J F |
|
The Canadian Mineralogist 43 (2005) 735-746 |
|
Fluorcaphite, a second occurrence and detailed structural analysis: |
|
Simultaneous accommodation of Ca, Sr, Na, LREE in the apatite atomic arrangement |
|
Sample: Mt. Koashva, Khibina complex, Kola Peninsula, northwestern Russia |
|
_database_code_amcsd 0006015 |
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9.4853 9.4853 6.9862 90 90 120 P6_3 |
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atom x y z occ Uiso |
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Ca1 2/3 1/3 -.0017 .585 .0148 |
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Sr1 2/3 1/3 -.0017 .210 .0148 |
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Na1 2/3 1/3 -.0017 .195 .0148 |
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La1 2/3 1/3 -.0017 .010 .0148 |
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Ca1' 2/3 1/3 .5013 .880 .0124 |
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Ce1' 2/3 1/3 .5013 .065 .0124 |
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Nd1' 2/3 1/3 .5013 .015 .0124 |
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Pr1' 2/3 1/3 .5013 .040 .0124 |
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Sr2 .76099 .01279 .25 .278 .01182 |
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Ca2 .76099 .01279 .25 .610 .01182 |
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La2 .76099 .01279 .25 .055 .01182 |
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Ce2 .76099 .01279 .25 .040 .01182 |
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Nd2 .76099 .01279 .25 .017 .01182 |
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P .60118 -.36967 .2522 .0102 |
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O1 .8441 .3286 .2561 .0176 |
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O2 .4143 -.4654 .2493 .0221 |
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O3 .6518 -.2608 .0726 .020 |
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O3' .6665 -.2556 .4250 .030 |
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F 0 0 .246 .749 .052 |
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OH 0 0 .246 .251 .052 |
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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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