Gallobeudantite Jambor J L, Owens D R, Grice J D, Feinglos M N The Canadian Mineralogist 34 (1996) 1305-1315 Gallobeudantite, PbGa3[(AsO4),(SO4)]2(OH)6, a new mineral species from Tsumeb, Namibia, and associated new gallium analogues of the alunite - jarosite family Locality: Tsumeb, Namibia _database_code_amcsd 0005521 7.225 7.225 17.03 90 90 120 R3m atom x y z Uiso Pb .020 -.014 0 .0402 Ga .9978 .4989 .4991 .0154 As 0 0 .6825 .0084 S 0 0 .3011 .0206 O1 0 0 .579 .0200 O2 0 0 .394 .0200 O3 .752 .876 .7196 .0159 O4 .216 .784 .9418 .0288 OH1 .455 .909 .803 .0260 OH2 .873 .746 .866 .0036