Britholite-(Y)
Noe D C, Hughes J M, Mariano A N, Drexler J W, Kato A
Zeitschrift fur Kristallographie 206 (1993) 233-246
The crystal structure of monoclinic britholite-(Ce) and britholite-(Y)
Note: annealed sample
Locality: Suishoyama, Japan
_database_code_amcsd 0011045
9.3619 9.3636 6.7306 90 90 120.0121 P2_1
atom      x      y     z occ Biso
Y1a   .3330  .6666 .9854 .96 1.35
Ca1a  .3330  .6666 .9854 .04 1.35
Ca1b  .3337  .6667 .4884 .19  .70
Y1b   .3337  .6667 .4884 .81  .70
Y2a  .99496 .24204 .2359 .96  .92
Lu2a .99496 .24204 .2359 .04  .92
Y2b  .24209 .24715 .7374 .95  .98
Lu2b .24209 .24715 .7374 .05  .98
Y2c  .24711 .00505 .2381 .95  .97
Lu2c .24711 .00505 .2381 .05  .97
Si1   .0265  .6282   .25      .64
Si2   .3712  .3981 .2334      .60
Si3   .6017  .9731  .234      .72
O1a   .8320  .5074  .236      1.8
O1b   .4915  .3236  .251      1.9
O1c   .6762  .1686  .242      2.0
O2a   .4026  .8719  .216       .9
O2b   .4689  .5975  .217      1.1
O2c   .1275  .5312  .271      1.1
O3a   .6378  .8998  .048      1.2
O3b   .6897  .9268  .420      1.9
O3c   .2615  .3621  .046       .9
O3d   .2366  .3095  .419      1.9
O3e   .0731  .7632  .070      1.8
O3f   .1013  .7386  .445       .8
F     .0003  .0007  .212 .93  2.4
OH    .0003  .0007  .212 .07  2.4