Sitinakite
Sokolova E V, Rastsvetaeva R K, Andrianov V I, Egorov-Tismenko Y K,
Men'shikov Y P
Soviet Physics Doklady 34 (1989) 583-585
The crystal structure of a new sodium titanosilicate
Locality: Khibinskii alkaline massif, Russia
_database_code_amcsd 0015618
7.819 7.819 12.099 90 90 90 P4_2/mcm
atom     x     y     z   occ Biso
Na       0    .5     0        3.3
K1    .398  .398    .5 .1925  5.1
K2    .463  .463  .372 .0763  6.7
Ti   .1387 .1387 .6535   .95  .62
NbTi .1387 .1387 .6535   .05  .62
Si       0    .5   .25       1.04
O2   .1426 .1426    .5        1.0
O3   .1142 .1142 .1723        1.2
O4   .1195 .3828 .6700        1.3
Wat1  .269  .269     0        3.4
Wat5    .5    .5   .25   .82  4.7
Wat6    .5    .5   .31    .1  6.6
Wat7  .478  .478  .421 .0988  6.4
Wat8   .42   .42  .161 .0688  4.4
Na8    .42   .42  .161 .0275  4.4