Yuksporite
Krivovichev S V, Yakovenchuk V N, Armbruster T, Dobelin N, Pattison P, Weber H-P, Depmeier W
American Mineralogist 89 (2004) 1561-1565
Porous titanosilicate nanorods in the structure of yuksporite,
(Sr,Ba)2K4(Ca,Na)14(_,Mn,Fe){(Ti,Nb)4(O,OH)4[Si6O17]2[Si2O7]3}(H2O,OH)n,
resolved using synchrotron radiation
Sample: Kola peninsula, Russia
_database_code_amcsd 0003651
7.126 24.913 17.075 90 101.89 90 P2_1/m
atom       x      y      z occ  Uiso
Ti1    .1754 .59949  .0992 .80  .008
Nb1    .1754 .59949  .0992 .20  .008
Ti2   -.6751 .59968  .4004 .75  .020
Nb2   -.6751 .59968  .4004 .25  .020
Si1   -.1835  .6319 -.0579      .014
Si2   -.8749  .6333  .5566      .020
Si3   -.0272  .5414  .2471      .020
Si4   -.6302  .6324 -.0584      .016
Si5    .0419  .6874 -.1648      .022
Si6   -.5417  .6891  .6629      .016
Si7    .5259  .5442  .2476      .007
Si8   -.3152  .6335  .5563      .015
Si9   -.6591  .6881  .2500      .016
Sr1   -.3119  .6337  .1271 .35  .012
Ba1   -.3119  .6337  .1271 .15  .012
Sr2   -.1863  .6332  .3752 .35  .008
Ba2   -.1863  .6332  .3752 .15  .008
K1    -.0560    .75 -.3617 .90  .021
K2    -.4425    .75 -.1352 .95  .038
Ba2   -.4425    .75 -.1352 .05  .038
K3     .1902    .75  .0472 .60  .036
K4    -.6430    .75  .4511 .90  .070
K5     .0889    .75  .0476 .40  .031
Na1A  -.1885  .6082  .3830 .50  .005
Na2A  -.3189  .6097  .1054 .50  .030
Na3A  -.9222  .4848  .4125 .75  .013
Ca3A  -.9222  .4848  .4125 .25  .013
Ca1B   .2479  .5873 -.2500     .0146
Ca2B   .0767  .5177 -.0915 .70  .010
Na2B   .0767  .5177 -.0915 .30  .010
Ca3B  -.2491  .5851 -.2499      .015
Ca4B  -.4213  .5163 -.0831 .50  .020
Na4B  -.4213  .5163 -.0831 .50  .020
Ca5B  -.4237  .4826  .4110 .80  .030
Na5B  -.4237  .4826  .4110 .20  .030
MnM   -.2532    .75  .2424 .15  .054
FeM   -.2532    .75  .2424 .10  .054
O1     .4922  .5223 -.2541      .032
O2    -.6784  .4232  .3872      .012
O3     .0050  .6483 -.2381      .034
O4    -.5099  .6449  .7320      .010
O5    -.0116  .4794  .2479      .026
O6    -.6730  .5801 -.1130      .032
O7    -.6206  .5344  .4595      .010
O8     .1427  .5373  .0446      .010
OH9   -.6310  .4644 -.0463      .010
OH10  -.1454  .5359  .4488      .010
O11   -.1951  .5804 -.1031      .010
O12   -.8177  .5794  .6045      .010
O13   -.7554    .75  .2536      .038
O14   -.5332    .75  .6948      .034
O15   -.6560  .6297  .0333      .018
O16   -.4460  .6325  .4665      .016
O17   -.1207  .6880 -.1051      .023
O18   -.5105  .5697  .3312      .016
O19   -.0716  .6329  .0291      .046
O20   -.3925  .6514 -.0434      .042
O21   -.8293  .6331  .4682      .011
O22   -.1003  .6491  .5519      .010
O23   -.7397  .6862 -.1083      .039
O24    .0144  .5659  .1678      .024
O25   -.3915  .6801  .6046      .010
O26    .4059  .5637  .1673      .022
O27   -.2740  .5594  .2416      .005
O28    .0890  .5693  .3301      .025
O29    .0303    .75 -.2011      .002
O30   -.7571  .6820  .6058      .004
O31   -.1671    .75  .4211      .010
O32    .2116  .6637  .1684      .027
O33   -.7124  .6635  .3297      .024
O34   -.4310  .6918  .2469      .119
Wat35 -.0783  .6870  .2321 .59  .100
Wat36  -.349    .75  .0981 .56  .100