Fluorapatite
Fleet M E, Pan Y
American Mineralogist 80 (1995) 329-335
Site preference of rare earth elements in fluorapatite
Sample: Dy-FAp
_database_code_amcsd 0001726
9.3784 9.3784 6.8832 90 90 120 P6_3/m
atom      x      y      z  occ Biso
Ca1     2/3    1/3 .00049 .882  .79
Na1     2/3    1/3 .00049 .079  .79
Dy1     2/3    1/3 .00049 .039  .79
Ca2  .99242 .24285    .25  .94 .614
Dy2  .99242 .24285    .25  .06 .614
P    .36839 .39744    .25 .958 .434
Si   .36839 .39744    .25  .04 .434
O1    .4838  .3252    .25       .88
O2    .4669  .5874    .25      1.01
O3    .2561  .3408  .0711      1.15
F         0      0    .25      2.28