Apatite-(CaF)
Hughes J M, Cameron M, Crowley K D
American Mineralogist 74 (1989) 870-876
Structural variations in natural F, OH, and Cl apatites
Locality: Durango Mexico
_database_code_amcsd 0001259
9.3973 9.3973 6.8782 90 90 120 P6_3/m
atom       x      y     z B(1,1) B(2,2) B(3,3)  B(1,2) B(1,3) B(2,3)
Ca1      2/3    1/3 .0010 .00394 .00394 0.0033  .00197      0      0
Ca2  -.00712 .24227   .25 .00256 .00361 0.0034 .001495      0      0
P     .36895 .39850   .25 .00208 .00231 0.0032  .00125      0      0
O1     .4849  .3273   .25 0.0037 0.0044 0.0055  .00265      0      0
O2     .4667  .5875   .25 0.0038 0.0030 0.0088  0.0014      0      0
O3     .2575  .3421 .0705 0.0043 0.0077 0.0055  0.0038 -.0016 -.0026
F          0      0   .25 0.0029 0.0029 0.0022  .00145      0      0