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Georgbarsanovite |
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Ekimenkova I A, Rastsvetaeva R K, Khomyakov A P |
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Doklady Chemistry 370 (2000) 17-20 |
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Crystal structure of the Fe,Cl-analogue of kentbrooksite |
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Locality: Petrelius peak, Khibiny massif, Kola Peninsula, Russia |
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_database_code_amcsd 0012503 |
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14.262 14.262 29.949 90 90 120 R3m |
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atom x y z occ Biso |
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Na1 .2090 .1045 .2855 3.5 |
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Na2a .1057 .2114 .1562 .53 1.7 |
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Na2b .126 .252 .146 .10 2.8 |
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Na2c .077 .154 .1738 .37 2.3 |
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Na3a .5696 .1392 .1730 .57 1.8 |
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Na3b .5548 .1096 .1815 .43 1.9 |
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Na4a .497 .782 .170 .11 7 |
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Na4b .4768 .7384 .1863 .78 4.1 |
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Ca .4054 .3315 .3323 .77 |
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Zr .3270 .1635 .1667 .75 |
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Fe .0108 .5054 -.0002 .23 1.9 |
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NbM1 1/3 2/3 .2958 .8 1.5 |
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SiM1 1/3 2/3 .2958 .2 1.5 |
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Fe2+M2 .1819 .3638 .3289 .62 1.6 |
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MnM2 .1819 .3638 .3289 .04 1.6 |
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ZrM2 .1819 .3638 .3289 .09 1.6 |
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TiM2 .1819 .3638 .3289 .02 1.6 |
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KM3 .4666 .2333 .0467 .083 1.7 |
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SrM3 .4666 .2333 .0467 .239 1.7 |
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BaM3 .4666 .2333 .0467 .011 1.7 |
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YM3 .4666 .2333 .0467 .044 1.7 |
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MnM3 .4666 .2333 .0467 .356 1.7 |
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CaM3 .4666 .2333 .0467 .111 1.7 |
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CeM3 .4666 .2333 .0467 .156 1.7 |
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Si1 .6095 .6042 .0973 .58 |
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Si2 .1402 .0701 .0807 .76 |
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Si3 .2688 .3260 .2373 .54 |
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Si4 .2102 .4204 .0743 .66 |
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Si5 .5266 .2633 .2505 .57 |
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Si6 .4595 .5405 .2565 .77 |
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Si7 1/3 2/3 .0873 1.4 |
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O1 .2084 .6042 .2513 2.1 |
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O2 .3988 .2975 .1266 1.9 |
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O3 .6272 .0380 .0455 1.0 |
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O4 .0468 .3012 .2899 .9 |
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O5 .1067 .3885 .1067 2.0 |
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O6 .5721 .6099 .2269 1.3 |
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O7 .2539 .2251 .2078 1.4 |
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O8 .4414 .2207 .2908 1.6 |
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O9 .1807 .3614 .2203 1.0 |
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O10 .1796 .0898 .1324 1.5 |
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O11 .1778 .3556 .0290 1.1 |
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O12 .6055 .3948 .2531 1.0 |
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O13 .2328 .1164 .0448 1.5 |
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O14 .4827 .5172 .3064 1.1 |
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O15 .0118 .5059 .1160 1.0 |
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O16 .0616 .1232 .0734 1.1 |
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O17 .2743 .5486 .0662 3.2 |
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O18 .4710 .2355 .2025 1.4 |
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OH1 1/3 2/3 .1426 2.1 |
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OH2 .6030 .2060 -.0014 3.0 |
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OH3 .413 .586 .002 .23 9 |
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Clla .618 .383 .0967 .10 3.0 |
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Cllb 2/3 1/3 .0991 .80 2.4 |
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Cl2 0 0 .2449 .20 1.2 |
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Wat 0 0 .2551 .80 1.7 |
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