Dissakisite-(Ce)
Rouse R C, Peacor D R
The Canadian Mineralogist 31 (1993) 153-157
The crystal structure of dissakisite-(Ce),the
Mg analogue of allanite-(Ce)
Locality: Balchen Mountain, East Antartica
_database_code_amcsd 0005294
8.905 5.684 10.113 90 114.62 90 P2_1/m
atom      x     y      z  occ Biso
Ca1   .2380   1/4  .8480      0.60
Ce2  .40515   1/4 .57282  .57 .735
La2  .40515   1/4 .57282  .33 .735
Nd2  .40515   1/4 .57282  .07 .735
Pr2  .40515   1/4 .57282  .03 .735
Al1       0     0      0  .83 0.53
Ti1       0     0      0  .17 0.53
Al2       0     0    1/2      0.23
Mg3   .2980   1/4  .2128 .855 0.45
Fe3   .2980   1/4  .2128 .145 0.45
Si1   .6624   1/4  .9609      0.27
Si2   .6859   1/4  .2807      0.25
Si3   .8144   1/4  .6791      0.23
O1    .7647 .0088  .9657      0.45
O2    .6919 .0255  .6400      0.43
O3    .7945 .0138  .3405      0.34
O4    .0508   1/4  .1293      0.43
O5    .9540   1/4  .8503      0.39
O6    .9340   1/4  .5911      0.29
O7    .4886   1/4  .8235      0.54
O8    .5374   1/4  .3293      0.08
O9    .6190   1/4  .1031      0.07
O10   .0821   1/4  .4266      0.05
H      .077   1/4   .349      2.00