Shcherbakovite
Uvarova Y A, Sokolova E V, Hawthorne F C, Liferovich R P, Mitchell R H
The Canadian Mineralogist 41 (2003) 1193-1201
The crystal chemistry of shcherbakovite from the Khibina Massif, Kola Peninsula, Russia
Locality: Khibina Massif, Kola Peninsula, Russia
_database_code_amcsd 0005885
8.1538 10.5569 13.9882 90 90 90 Imma
atom       x      y      z occ  Uiso U(1,1) U(2,2) U(3,3)  U(1,2) U(1,3) U(2,3)
KA1        0    1/4 .74564 .66 .0189  .0218  .0168  .0180       0      0      0
BaA1       0    1/4 .74564 .23 .0189  .0218  .0168  .0180       0      0      0
NaA1       0    1/4 .74564 .07 .0189  .0218  .0168  .0180       0      0      0
CaA1       0    1/4 .74564 .02 .0189  .0218  .0168  .0180       0      0      0
KA2        0    3/4 .68880     .0227  .0195  .0184  .0303       0      0      0
NaA3       0    1/2    1/2     .0296  .0179  .0360  .0350       0      0 -.0220
TiM1    .278    3/4  .4721 .34 .0100  .0155  .0072  .0074       0  .0005      0
NbM1    .278    3/4  .4721 .16 .0100  .0155  .0072  .0074       0  .0005      0
TiM2    .220    3/4  .4692 .36 .0152  .0288  .0089  .0080       0  .0008      0
NbM2    .220    3/4  .4692 .08 .0152  .0288  .0089  .0080       0  .0008      0
FeM2    .220    3/4  .4692 .04 .0152  .0288  .0089  .0080       0  .0008      0
ZrM2    .220    3/4  .4692 .02 .0152  .0288  .0089  .0080       0  .0008      0
SiT  -.30493 .97562 .64432     .0106  .0125  .0094  .0099 -.00002  .0003 -.0003
O1    -.2213  .8826  .5685     .0161  .0245  .0118  .0118   .0012  .0024 -.0027
O2    -.2511  .1204  .6317     .0200  .0367  .0104  .0128  -.0032  .0011  .0005
O3      -1/4 .92534    3/4     .0288  .0635  .0127  .0102       0 -.0051      0
O4      -1/2  .9622  .6439     .0525  .0114  .0468  .0993       0      0 -.0161
O5         0    3/4  .4600     .0189  .0235  .0176  .0157       0      0      0
O6       1/2    3/4  .4785 .52 .0229  .0227  .0188  .0273       0      0      0
OH6      1/2    3/4  .4785 .48 .0229  .0227  .0188  .0273       0      0      0