Lovozerite
Yamnova N A, Egorov-Tismenko Y K, Pekov I V
Crystallography Reports 46 (2001) 937-941
Refined crystal structure of lovozerite Na2CaZr[Si6O12(OH,O)6]*H2O
Locality: Kola Peninsula, Russia
_database_code_amcsd 0012374
10.18 10.18 13.13 90 90 120 R3
atom     x     y     z occ Biso
NaA   .341  .172  .166 .73  4.3
KA    .341  .172  .166 .03  4.3
CaC      0     0  .742 .35  6.2
NaC      0     0  .742 .20  6.2
MnC      0     0  .742 .08  6.2
ZrM      0     0     0 .80  2.9
FeM      0     0     0 .14  2.9
TiM      0     0     0 .03  2.9
HfM      0     0     0 .03  2.9
Si1  .4829 .5172 .2208      3.3
Si2  .1835 .3696 .0952      2.2
O1    .447  .224 -.003      7.3
O2    .555  .424  .248  .4  6.5
OH2   .555  .424  .248  .6  6.5
OH3   .208  .104  .325      3.1
O4    .336  .433  .159      8.8
O5    .101  .184  .091      3.1
O6    .601  .667  .161      4.9
WatB  .002  .462  .006  .3  4.4