Tl[(UO2)(AsO4)](H2O)3
Locock A J, Burns P C, Duke M J M, Flynn T M
The Canadian Mineralogist 42 (2004) 973-996
Monovalent cations in structures of the meta-autunite group
Sample: TlUAs
7.1905 7.1905 17.970 90 90 90 *P4/ncc
.25 -.25 0
atom    x      y     z  occ Uiso
U     .25    .25 .0529      .016
As    .75    .25     0      .018
O1    .25    .25 .1512      .026
O2    .25    .25 .9548      .029
O3  .7191  .0659 .4437      .025
O4  .1707 -.0057 .3133 .252 .063
Tl4 .1707 -.0057 .3133 .748 .063