American Mineralogist Crystal Structure Database

1 matching records for this search.

Tiettaite
Download hom/tiettaite.pdf
Panikorovskii T L, Pekov I V, Krzhizhanovskaya M G, Yakovenchuk V N,
Britven S N, Gurzhiy V V, Bocharov V N, Yapaskurt V O, Krivovichev S V
Crystallography Reports 66 (2021) 76-85
Tiettaite K4Na12Fe3+Si16O41(OH)4·2H2O: A mineral with a novel type of
microporous heteropolyhedral framework
Locality: Khibiny alkaline massif, Kola Peninsula, Russia
_database_code_amcsd 0020968
28.866 10.707 17.425 90 90 90 Cmcm
atom       x      y      z  occ  Uiso
K1        .5   .923   .664      .0037
K2        .5   .456   .646      .0037
Na1       .5   .266   .577      .0057
Na2    .3580   .924   .636      .0057
Na3     .339      0     .5      .0057
Na4     .357   .464   .501   .5 .0057
Fe1    .4502      0     .5   .5 .0010
Si1     .445   .828    .25      .0027
Si2    .3959   .771   .408      .0027
Si3     .449   .700   .545      .0027
Si4     .390   .601   .698   .5 .0027
Si5     .291   .710   .341   .5 .0027
Si6     .283   .412   .338   .5 .0027
O1      .399   .918   .437      .0027
O2      .450   .849   .566      .0027
O3        .5   .648   .536      .0027
O4      .422   .622   .616      .0027
O5      .422   .681   .466      .0027
O6      .340   .722   .396      .0027
O7      .419   .768   .329      .0027
O8        .5   .792    .25      .0027
O9      .439   .984    .25      .0027
OH10      .5   .070   .565      .0027
OH11      .5   .699   .684      .0027
OH12    .290   .984    .75      .0027
O13     .390   .731    .75      .0027
O14     .413    .49    .75   .5 .0027
O15     .337   .567   .674   .5 .0027
O16     .332    .39   .382  .25 .0027
O17     .290   .386    .25   .5 .0027
O18     .266   .567   .352   .5 .0027
OH19    .303   .733    .25  .75 .0027
OH20    .255   .818   .371   .5 .0027
Wat21 .27769 .89356 .40283 .375 .0027
Oh21  .27769 .89356 .40283 .125 .0027
Wat22 .25469 .09356 .50883   .2 .0027
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