Vinogradovite
Rastsvetaeva R K, Andrianov V I
Soviet Physics Crystallography 29 (1984) 403-406
Refined crystal structure of vinogradovite
Locality: Kola peninsula, Russia
_database_code_amcsd 0019786
5.219 8.691 25.01 90 104.43 90 A2/a
atom     x     y     z occ Biso
Na   .0037 .1912 .1500     1.88
Ti   .4876 .0954 .3491      .80
Si1  .3095 .4088 .2671      .76
Si2  .3545 .1018 .0649     1.16
O1     .25 .1566     0     1.90
O2   .3355 .4598 .4209     1.81
O3   .3990 .0107 .2081     1.06
O4   .2252 .0670 .3840     1.33
O5   .3051 .2399 .2925     1.40
O6   .2340 .4186 .2007     1.05
O7   .3294 .2505 .1048     1.44
Wat1   .25  .116    .5  .9 7.77
Wat2 -.022  .416  .025 .39 4.99