Becquerelite
Burns P C, Li Y
American Mineralogist 87 (2002) 550-557
The structures of becquerelite and Sr-exchanged becquerelite
put occ in tables
Sample: Sr-exchanged becquerelite
_database_code_amcsd 0002790
7.020 7.020 6.992 90 90 120 P3
atom     x     y     z occ  Uiso U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3)
U1   .9564 .6605  .365     .0238  .0176  .0121  .0275 -.0032  .0000  .0000
Sr1    2/3   1/3 -.137 .61 .0389  .0200  .0200  .0767  .0100      0      0
Sr2      0     0  .866 .66 .0395  .0435  .0435  .0315  .0217      0      0
O1    .981  .693  .117     .0761
O2    .949  .689  .630     .0474
OH3   .319  .914  .320     .0330
O4     2/3   1/3  .314     .0196
O5       0     0  .314     .0061
Wat6  .334  .921  .892     .0381