Deloneite
Rastsvetaeva R F, Khomyakov A P
Doklady Akademii Nauk SSSR 349 (1996) 354-357
Crystal structure of deloneite-(Ce), high ordered Ca analogue of belovite
_database_code_amcsd 0012491
9.51 9.51 7.01 90 90 120 P-3
atom     x     y      z  occ Biso
Na1    1/3   2/3 -.0206   .5  2.0
Ca1    1/3   2/3 -.0206   .2  2.0
Sr1  .0158 .2555  .2413 .767 1.96
Ce1    2/3   1/3 -.0124  .15 2.38
La1    1/3   2/3 -.0206   .3  2.0
Na2    1/3   2/3  .5002   .5  2.2
Nd1    1/3   2/3  .5002  .25  2.2
Ca2    1/3   2/3  .5002  .25  2.2
Ca3    2/3   1/3 -.0124   .7 2.38
La2    2/3   1/3 -.0124  .15 2.38
Ca4    2/3   1/3  .4905   .7 2.30
La3    2/3   1/3  .4905  .15 2.30
Ce2    2/3   1/3  .4905  .15 2.30
Ca5  .0158 .2555  .2413 .233 1.96
Na3  .2455 .2336  .7422 .333 1.80
Ce3  .2455 .2336  .7422 .333 1.80
Ca6  .2455 .2336  .7422 .333 1.80
P1   .6339 .0294  .2376      1.12
P2   .0276 .4034  .7381 .933 1.43
Si1  .0276 .4034  .7381 .067 1.43
O1    .125  .591   .744       1.1
O2    .499  .161   .731       2.5
O3    .326  .263   .073       4.7
O4    .328  .262   .406       3.7
O5    .096  .352   .911       1.3
O6    .095  .352   .562       1.3
O7    .152  .681   .233       1.2
O8    .573  .458   .239       3.1
F1       0     0   .246        .9
F2       0     0   .820  .41  3.2
OH9      0     0   .558  .32  4.0
OH10     0     0   .625  .31  3.6