Chalcanthite Beevers C, Lipson H Proceedings of the Royal Society of London A146 (1934) 570-582 The crystal structure of copper sulfate pentahydrate CuSO4(H2O)5 _cod_database_code 1010527 _database_code_amcsd 0017438 6.12 10.7 5.97 82.27 107.43 102.67 P-1 atom x y z Cu1 0 0 0 Cu2 .5 .5 0 S1 0 .28 .64 O1 .89 .15 .69 O2 .24 .31 .82 O3 .86 .38 .64 O4 .02 .3 .38 O5 .83 .08 .16 O6 .29 .11 .17 O7 .48 .41 .32 O8 .76 .42 .01 O9 .43 .12 .65