Steacyite
Prichard P, Perrault G
Acta Crystallographica B28 (1972) 1994-1999
Structure cristalline de l'ekanite de St-Hilaire, P.Q.
Locality: Mont St-Hilaire, Quebec, Canada
_database_code_amcsd 0018511
7.58 7.58 14.77 90 90 90 P4/mcc
atom     x     y     z occ B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3)
K        0     0     0 .60  .0085  .0085  .0027      0      0      0
Na       0    .5   .25 .45  .0082  .0057  .0017      0      0      0
Ca       0    .5   .25 .37  .0082  .0057  .0017      0      0      0
Mn       0    .5   .25 .10  .0082  .0057  .0017      0      0      0
Mg       0    .5   .25 .02  .0082  .0057  .0017      0      0      0
Th       0     0   .25 .88  .0049  .0049  .0012      0      0      0
Ce       0     0   .25 .03  .0049  .0049  .0012      0      0      0
Pb       0     0   .25 .01  .0049  .0049  .0012      0      0      0
Si   .2605 .3360 .1073      .0049  .0047  .0012 -.0001  .0003  .0002
O1   .2305 .3360     0      .0129  .0132  .0012  .0006      0      0
O2   .4536 .2571 .1327      .0055  .0081  .0028  .0009  .0002  .0006
O3   .1081 .2471 .1632      .0072  .0065  .0023 -.0003  .0013  .0016