Svanbergite Pabst A American Mineralogist 32 (1947) 16-30 Some computations on svanbergite, woodhouseite and alunite trial C _database_code_amcsd 0000035 6.89 6.89 6.89 60.63 60.63 60.63 R-3m atom x y z occ Sr 0 0 0 Al .5 0 0 S .29 .29 .29 .5 P .29 .29 .29 .5 O1 .38 .38 .38 O .5 .14 .14 OH -.14 .28 .28