Plumbogummite Kolitsch U, Tiekink E R T, Slade P G, Taylor M R, Pring A European Journal of Mineralogy 11 (1999) 513-520 Hinsdalite and plumbogummite, their atomic arrangements and disordered lead sites _database_code_amcsd 0006790 7.039 7.039 16.761 90 90 120 R-3m atom x y z occ Uiso U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3) Pb .0409 .0409 0 1/6 .0253 .0311 .0311 .0201 .0204 -.0018 .0018 Al .5 0 .5 .0073 .0050 .0054 .0117 .0027 .0002 .0003 P 0 0 .31002 .95 .0118 .0103 .0103 .0149 .0051 0 0 As 0 0 .31002 .05 .0118 .0103 .0103 .0149 .0051 0 0 O1 0 0 .5983 .0170 O2 .2142 -.2142 -.0574 .0164 OH3 .1260 -.1260 .13753 .0130