Gagarinite-(Ce)
Sciberras M J, Leverett P, Williams P A, Hibbs D E, Roberts A C, Grice J D
The Canadian Mineralogist 49 (2011) 1111-1114
The single-crystal X-ray structure of gagarinite-(Ce)
Locality: Strange Lake deposit, Quebec-Labrador, Canada
_database_code_amcsd 0018644
6.0861 6.0861 3.6810 90 90 120 P6_3/m
atom     x     y   z  occ Uiso U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3)
Ce     2/3   1/3 .25 .275 .006   .007   .007   .003  .0035      0      0
La     2/3   1/3 .25 .143 .006   .007   .007   .003  .0035      0      0
Nd     2/3   1/3 .25 .099 .006   .007   .007   .003  .0035      0      0
Y      2/3   1/3 .25 .044 .006   .007   .007   .003  .0035      0      0
Gd     2/3   1/3 .25 .033 .006   .007   .007   .003  .0035      0      0
Sm     2/3   1/3 .25 .011 .006   .007   .007   .003  .0035      0      0
Dy     2/3   1/3 .25 .006 .006   .007   .007   .003  .0035      0      0
Ca     2/3   1/3 .25  .45 .006   .007   .007   .003  .0035      0      0
Na       0     0   0  .45 .012   .002   .002   .033   .001      0      0
F    .3046 .3890 .25      .008   .008   .008   .008   .004      0      0