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Parakeldyshite |
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Voronkov A A, Shumyatskaya N G, Pyatenko Y A |
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Journal of Structural Chemistry 11 (1970) 866-867 |
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Crystal structure of a new natural modification of Na2Zr[Si2O7] |
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Locality: synthetic |
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_database_code_amcsd 0014056 |
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6.66 8.83 5.42 92.75 94.25 72.33 P-1 |
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atom x y z |
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Na1 .874 .099 .264 |
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Na2 .299 .492 .738 |
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Zr .289 .271 .220 |
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Si1 .642 .146 .772 |
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Si2 .935 .336 .689 |
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O1 .296 .037 .176 |
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O2 .884 .169 .745 |
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O3 .497 .206 .524 |
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O4 .557 .252 .023 |
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O5 .002 .316 .395 |
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O6 .123 .340 .886 |
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O7 .300 .520 .230 |
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Tundrite-(Ce) |
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Shumyatskaya N G, Voronkov A A, Ilyukhin V V, Belov N V |
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Soviet Physics - Crystallography 21 (1976) 399-405 |
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Tundrite, Na2Ce2TiO2[SiO4](CO3)2 - |
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refinement of the crystal structure and chemical formula |
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Locality: Khibiny Massif, Kola Peninsula, Russia |
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Note: y(O11) adjusted to match reported bond lengths |
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_database_code_amcsd 0015572 |
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7.560 13.957 5.040 101.12 70.87 100.02 P-1 |
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atom x y z Biso |
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Na1 0 0 .5 1.82 |
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Na2 .1405 .4747 .1748 2.08 |
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Na3 .5 .5 .5 3.26 |
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Ce1 .6565 .7787 .5923 .83 |
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Ce2 .2181 .7776 .3103 1.04 |
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Ti .6100 .9997 .1947 .10 |
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Si .9610 .8578 .9115 .37 |
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C1 .7914 .3534 .2433 1.22 |
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C2 .5993 .6535 .0623 .71 |
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O1 .9335 .7563 .7068 .66 |
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O2 .7925 .9172 .9089 .81 |
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O3 .1613 .9167 .7245 .70 |
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O4 .9563 .8430 .2243 .88 |
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O5 .4053 .9185 .0677 .81 |
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O6 .5504 .9189 .4993 .74 |
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O7 .8735 .3813 .9915 .01 |
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O8 .8096 .4043 .4623 2.41 |
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O9 .3343 .3761 .7702 1.46 |
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O10 .4046 .3923 .1771 1.37 |
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O11 .3076 .7358 .7489 1.24 |
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O12 .5458 .7415 .1339 .91 |
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Sazhinite-(Ce) |
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Shumyatskaya N G, Voronkov A A, Pyatenko Y A |
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Soviet Physics - Crystallography 25 (1980) 419-423 |
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Sazhinite, Na2Ce[Si6O14(OH)]*nH2O: a new representative of the dalyite family in crystal chemistry |
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_database_code_amcsd 0015583 |
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7.50 15.62 7.35 90 90 90 Pmm2 |
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atom x y z Biso |
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Ce1 0 .26 .004 3.55 |
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Si1 .284 .094 .76 3.29 |
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Si2 .298 .402 .295 2.88 |
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Si3 0 .164 .496 4.39 |
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Si4 0 .365 .592 3.74 |
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Na1 .5 .261 .005 3.86 |
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Na2 .222 .5 .875 6.87 |
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O1 .257 0 .823 3.69 |
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O2 .245 .335 .139 5.18 |
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O3 .241 .171 .916 3.58 |
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O4 .192 .114 .565 2.56 |
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O5 .171 .398 .487 5.69 |
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O6 .254 .5 .232 3.95 |
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OH7 0 .189 .276 4.56 |
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O8 0 .259 .604 4.57 |
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O9 0 .392 .789 6.36 |
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O10 .5 .113 .688 4.45 |
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O11 .5 .402 .377 5.18 |
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Wat12 .5 .373 .766 4.22 |
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Wat13 0 0 .138 10.02 |
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|
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Sidorenkite |
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Kurova T A, Shumyatskaya N G, Voronkov A A, Pyatenko Y A |
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Soviet Physics Doklady 25 (1980) 156-157 |
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Crystal structure of sidorenkite Na3Mn(PO4)(CO3) |
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_database_code_amcsd 0015607 |
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8.997 6.741 5.163 90 90.16 90 P2_1/m |
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atom x y z Biso |
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Na1 .7409 .9978 .7513 1.44 |
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Na2 .0822 .25 .7615 1.88 |
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Mn .3624 .75 .7799 1.00 |
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P .4125 .25 .7011 .55 |
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C .0605 .75 .7345 .76 |
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O1 .1233 .75 .9616 1.37 |
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O2 .1430 .75 .5317 1.30 |
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O3 .9195 .75 .7157 1.48 |
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O4 .3210 .4345 .7817 1.23 |
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O5 .5684 .25 .8260 1.05 |
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O6 .5694 .75 .5965 1.07 |
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|
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Kostylevite |
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Ilyukhin V V, Khomyakov A P, Shumyatskaya N G, Voronkov A A, Nevskii N N, |
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Belov N V |
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Soviet Physics Doklady 26 (1981) 118-120 |
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The crystal structure of the new natural zirconosilicate K4Zr2Si6O18*2H2O |
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Locality: Khibinsk massif, Kola Peninsula, Russia |
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Note: dimorphic with umbite |
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Note: y(O7) corrected |
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_database_code_amcsd 0015609 |
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6.565 13.171 11.727 90 90 105.26 P2_1/b |
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atom x y z Biso |
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K1 .7950 .0853 .5484 1.78 |
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K2 .6816 .8849 .8831 3.03 |
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Zr .1223 .2205 .7834 .72 |
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Si1 .8438 .1557 .0275 .68 |
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Si2 .5885 .1513 .8132 .64 |
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Si3 .7909 .0181 .2357 .61 |
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O1 .8037 .2003 .7470 1.06 |
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O2 .0573 .1920 .9536 1.24 |
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O3 .4391 .2298 .8145 1.20 |
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O4 .1649 .3775 .8129 1.12 |
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O5 .1943 .2557 .6115 1.20 |
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O6 .0770 .0636 .7326 1.21 |
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O7 .6372 .1188 .9436 1.41 |
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O8 .8495 .0525 .1024 1.38 |
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O9 .4662 .0376 .7568 1.01 |
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Wat .4029 .1243 .4927 2.83 |
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|
| Download AMC data (View Text File)
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View JMOL 3-D Structure
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| |
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