Tl[(UO2)(PO4)](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: TlUP _database_code_amcsd 0005951 7.019 7.019 17.98 90 90 90 *P4/ncc .25 -.25 0 atom x y z occ Uiso U .25 .25 .0483 .014 P .75 .25 0 .015 O1 .25 .25 .1490 .024 O2 .25 .25 .9483 .024 O3 .7279 .0740 .4491 .022 O4 .1699 .9858 .3158 .755 .054 Tl4 .1699 .9858 .3158 .245 .054