Pyromorphite
Miyake M, Ishigaki K, Suzuki T
Journal of Solid State Chemistry 61 (1986) 230-235
Structure refinements of Pb2+ ion-exchanged apatites by X-ray powder pattern-fitting
Note: Sample OHAp
Locality: synthetic
Note: apatite group
_database_code_amcsd 0013571
9.880 9.880 7.417 90 90 120 P6_3/m
atom    x    y    z occ Biso
Pb1   1/3  2/3 .006 .69  2.7
Ca1   1/3  2/3 .006 .31  2.7
Pb2  .252 .999  .25 .77  2.1
Ca2  .252 .999  .25 .23  2.1
P    .393 .373  .25       .9
O1   .323 .482  .25      3.0
O2   .579 .480  .25      1.1
O3   .349 .267 .075      2.7
OH      0    0 .188  .5  1.7