Hydroxylapatite
Lee Y J, Stephens P W, Tang Y, Li W, Phillips B L, Parise J B, Reeder R J
American Mineralogist 94 (2009) 666-675
Arsenate substitution in hydroxylapatite: Structural characterization of the
Ca5(PxAs1-xO4)3OH solid solution
Sample: As11
Locality: synthetic
_database_code_amcsd 0004925
9.4655 9.4655 6.9068 90 90 120 P6_3/m
atom      x      y      z   occ Biso
Ca1     1/3    2/3 .00130       .744
Ca2  .24660 .99367    .25       .744
As   .39655 .36850    .25 .1101 .744
P    .39655 .36850    .25 .8899 .744
O1   .32514 .48279    .25       .744
O2   .58587 .46366    .25       .744
O3   .34162 .25584 .06850       .744
OH4       0      0  .6939    .5 .744