Fluorapatite
McCubbin F M, Mason H E, Park H, Phillips B L, Parise J B, Nekvasil H, Lindsley D H
American Mineralogist 93 (2008) 210-216
Synthesis and characterization of low-OH- fluor-chlorapatite: a single-crystal
XRD and NMR spectroscopic study
Locality: synthetic
_database_code_amcsd 0004514
9.441 9.441 6.835 90 90 120 P6_3/m
atom       x      y      z occ   Uiso U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3)
Ca1      2/3    1/3 .00159     .00377  .0053  .0053  .0008 .00263      0      0
Ca2  -.00483 .24902    .25     .00676  .0025  .0120  .0021  .0009      0      0
Cl         0      0   .126  .2   .029  .0022  .0022   .081  .0011      0      0
P     .36958 .40062    .25     .00156  .0024  .0024  .0008  .0019      0      0
F          0      0    .25  .5   .019   .007   .007   .042  .0035      0      0
O1     .4860  .3313    .25      .0044  .0033  .0068  .0056  .0044      0      0
O2     .4654  .5889    .25      .0076  .0069  .0026  .0132  .0023      0      0
O3     .2593  .3455  .0695      .0112  .0095  .0229  .0074  .0128 -.0059 -.0093
OH4        0      0    .41 .05    .26