Apatite-(CaCl)
Fleet M E, Liu X, Pan Y
American Mineralogist 85 (2000) 1437-1446
Rare-earth elements in chlorapatite [Ca10(PO4)6(Cl)2]:
Uptake, site preference, and degradation of monoclinic structure
Sample: La-ClAp
_database_code_amcsd 0002520
9.6499 9.6499 6.7725 90 90 120 P6_3/m
atom      x      y      z   occ Biso
Ca1     2/3    1/3 .00347  .963 1.26
Na1     2/3    1/3 .00347  .025 1.26
La1     2/3    1/3 .00347 .0126 1.26
Ca2  .00393 .25895    .25  .991 1.17
La2  .00393 .25895    .25 .0089 1.17
P    .37530 .40780    .25        .97
O1    .4917  .3437    .25       1.37
O2    .4659  .5926    .25       1.41
O3    .2673  .3536  .0677       1.80
Cl        0      0  .4448       1.73