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Fenaksite |
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Golovachev V P, Drozdov Y N, Kuz'min E A, Belov N V |
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Soviet Physics Doklady 15 (1971) 902-904 |
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The crystal structure of phenaxite FeNaK(Si4O10)(KNaFe[Si4O10]) |
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Locality: Khibiny massif, Kola Peninsula, Russia |
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6.98 8.24 9.98 114.2 80.23 115.6 P-1 |
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atom x y z Biso |
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K .140 .809 .010 .6 |
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Na .525 .270 .410 .6 |
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Fe2+ .049 .299 .407 .6 |
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Si1 .669 .913 .213 .6 |
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Si2 .230 .631 .270 .6 |
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Si3 .380 .304 .131 .6 |
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Si4 .803 .632 .273 .6 |
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O1 .630 .856 .041 .6 |
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O2 .294 .457 .133 .6 |
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O3 .632 .424 .167 .6 |
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O4 .431 .838 .286 .6 |
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O5 .791 .798 .230 .6 |
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O6 .790 .139 .280 .6 |
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O7 .033 .629 .205 .6 |
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O8 .175 .589 .418 .6 |
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O9 .760 .655 .436 .6 |
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O10 .251 .192 .237 .6 |
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Fenaksite |
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Rozhdestvenskaya I V, Bannova I I, Nikishova L V, Soboleva T V |
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Doklady Earth Sciences 398 (2004) 1029-1033 |
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The crystal structure of fenaksite K2Na2Fe2Si8O20 |
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Locality: synthetic |
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8.142 9.954 6.983 100.21 114.13 105.87 P-1 |
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atom x y z Uiso U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3) |
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K .20125 .00942 .34106 .0209 .0144 .0211 .0267 .00604 .00859 .0108 |
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Na .1435 .41038 .6660 .0229 .0414 .0122 .0146 .0061 .0153 .0058 |
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Fe .10795 .40673 .15634 .00999 .01053 .00853 .01067 .00341 .00556 .00201 |
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Si1 .35852 .72997 .12574 .00796 .0086 .0084 .0071 .00258 .00432 .00301 |
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Si2 .35887 .72840 .55640 .00859 .0097 .0086 .0066 .00238 .00415 .00198 |
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Si3 .17367 .86816 .79338 .00833 .0102 .0060 .0089 .00332 .00454 .00243 |
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Si4 .69635 .78618 .03015 .00750 .0080 .0063 .0086 .00310 .00425 .00228 |
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O1 .5496 .7112 .1197 .0165 .0159 .0206 .0249 .0104 .0156 .0141 |
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O2 .3257 .86531 .0326 .0131 .0150 .0100 .0113 .0040 .0037 .0051 |
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O3 .4215 .7940 .3874 .0140 .0165 .0141 .0076 .0002 .0069 .0021 |
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O4 .1697 .58196 .9953 .0114 .0104 .0084 .0125 .0025 .0040 .0028 |
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O5 .2184 .5602 .4568 .0178 .0245 .0094 .0122 .0017 .0090 .0005 |
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O6 .4331 .2302 .2272 .0171 .0138 .0256 .0091 .0073 .0032 .0058 |
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O7 .7464 .1660 .3816 .0172 .0235 .0226 .0159 .0155 .0137 .0089 |
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O8 .0438 .2395 .2994 .0154 .0117 .0120 .0190 .0012 .0056 .0071 |
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O9 .8101 .96193 .1744 .0166 .0156 .0062 .0199 .0043 .0024 .0012 |
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O10 .8553 .71690 .0685 .0124 .0128 .0121 .0153 .0080 .0077 .0039 |
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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
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