Leucophanite
Cannillo E, Giuseppetti G, Mazzi F, Tazzoli V
Zeitschrift fur Kristallographie 202 (1992) 71-79
The crystal structure of a rare earth bearing leucophanite:
(Ca,RE)CaNa2Be2Si4O12(F,O)2
Locality: Mt Saint Hilaire, Quebec, Canada
_database_code_amcsd 0011026
7.417 7.398 9.986 90 90 90 P1
atom        x      y      z  occ  Uiso
Caa     .1037 -.1711  .0096  .92 .0098
CeCaa   .1037 -.1711  .0096 .032 .0098
NdCaa   .1037 -.1711  .0096 .024 .0098
LaCaa   .1037 -.1711  .0096 .016 .0098
PrCaa   .1037 -.1711  .0096 .008 .0098
Cab    -.1030  .3306  .4904  .82 .0105
CeCab  -.1030  .3306  .4904 .072 .0105
NdCab  -.1030  .3306  .4904 .054 .0105
LaCab  -.1030  .3306  .4904 .036 .0105
PrCab  -.1030  .3306  .4904 .018 .0105
Cac     .3963  .1720 -.4903  .98 .0115
CeCac   .3963  .1720 -.4903 .008 .0115
NdCac   .3963  .1720 -.4903 .006 .0115
LaCac   .3963  .1720 -.4903 .004 .0115
PrCac   .3963  .1720 -.4903 .002 .0115
Cad    -.3963 -.3282 -.0100  .98 .0107
CeCad  -.3963 -.3282 -.0100 .008 .0107
NdCad  -.3963 -.3282 -.0100 .006 .0107
LaCad  -.3963 -.3282 -.0100 .004 .0107
PrCad  -.3963 -.3282 -.0100 .002 .0107
Naa     .0742 -.1473  .4973  .93 .0204
CaNaa   .0742 -.1473  .4973  .07 .0204
Nab    -.0734  .3526  .0034  .98 .0202
CaNab  -.0734  .3526  .0034  .02 .0202
Nac     .4279  .1481 -.0027  .87 .0206
CaNac   .4279  .1481 -.0027  .13 .0206
Nad    -.4315 -.3515 -.4952  .98 .0228
CaNac  -.4315 -.3515 -.4952  .02 .0228
Bea     .1109  .1313  .2803  .97 .0078
SiBea   .1109  .1313  .2803  .03 .0078
Beb    -.1095 -.3686  .2197  .94 .0000
SiBeb  -.1095 -.3686  .2197  .06 .0000
Bec     .3905 -.1310 -.2199  .98 .0063
SiBec   .3905 -.1310 -.2199  .02 .0063
Bed    -.3916  .3692 -.2803  .96 .0076
SiBed  -.3916  .3692 -.2803  .04 .0076
Si1a   -.2583  .0131 -.2508      .0063
Si1b    .2575 -.4870 -.2492      .0063
Si1c   -.2415 -.0125  .2490      .0065
Si1d    .2419  .4873  .2503      .0067
Si2a    .1077  .1504 -.2256      .0063
Si2b   -.1086 -.3492 -.2741  .94 .0051
BeSi2b -.1086 -.3492 -.2741  .06 .0051
Si2c    .3922 -.1499  .2737  .97 .0054
BeSi2c  .3922 -.1499  .2737  .03 .0054
Si2d   -.3918  .3502  .2258  .94 .0057
BeSi2d -.3918  .3502  .2258  .06 .0057
O1a     .2420  .0063 -.1610      .0094
O1b    -.2431 -.4934 -.3393      .0099
O1c     .2581 -.0051  .3387      .0091
O1d    -.2581  .4950  .1606      .0093
O2a     .1031  .1594 -.3844      .0104
O2b    -.1031 -.3410 -.1156      .0098
O2c     .3948 -.1582  .1148      .0098
O2d    -.3936  .3419  .3845      .0099
O3a    -.1638 -.1508 -.3394      .0098
O3b     .1631  .3488 -.1606      .0000
O3c     .6641  .1515  .1609      .0096
O3d     .3360 -.3488  .3385      .0099
O4a    -.1620 -.1692  .1531      .0105
O4b     .1622  .3308  .3462      .0099
O4c    -.3357  .1703 -.3468      .0097
O4d     .3355 -.3301 -.1536      .0094
O5a    -.0881  .0742  .3435      .0096
O5b     .0886 -.4258  .1563      .0093
O5c    -.4121 -.0732 -.1576      .0092
O5d     .4110  .4263 -.3428      .0094
O6a    -.0918  .1010 -.1605      .0000
O6b     .0909 -.3993 -.3393      .0000
O6c    -.4071 -.1024  .3383      .0098
O6d     .4079  .3977  .1609      .0104
Fa      .1033  .1282  .1224  .94 .0144
OFa     .1033  .1282  .1224  .06 .0144
Fb     -.1020 -.3716  .3775  .79 .0131
OFb    -.1020 -.3716  .3775  .21 .0131
Fc      .3957 -.1294 -.3771  .87 .0131
OFc     .3957 -.1294 -.3771  .13 .0131
Fd     -.3971  .3711 -.1228  .86 .0136
OFd    -.3971  .3711 -.1228  .14 .0136