Apatite-(CaF)
Fleet M E, Pan Y
American Mineralogist 80 (1995) 329-335
Site preference of rare earth elements in fluorapatite
Sample: La-FAp
_database_code_amcsd 0001727
9.4123 9.4123 6.9080 90 90 120 P6_3/m
atom      x      y     z  occ Biso
Ca1     2/3    1/3 .0006 .888  .88
Na1     2/3    1/3 .0006 .089  .88
La1     2/3    1/3 .0006 .023  .88
Ca2  .98989 .24018   .25 .907 .804
La2  .98989 .24018   .25 .093 .804
P    .36898 .39808   .25 .952 .538
Si   .36898 .39808   .25 .048 .538
O1    .4847  .3268   .25      1.01
O2    .4663  .5872   .25      1.19
O3    .2568  .3406 .0716      1.40
F         0      0   .25      3.05